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Easton EC70 Carbon Seatpost

MSRP $ 110.00
# of Reviews 79
Average Rating 2.68/5
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Submitted by Brent a Cross Country Rider from Calgary, Alberta, Canada
Date Reviewed: November 21, 2009
Favorite Trail:Pneuma to moose
Duration Product Used:1 Year
Price Paid: $69.00
Purchased At:Jenson
Strengths:Light
Weaknesses:None yet
Similar Products Used:Easton EA50
Bike Setup:2008 Rocky Element 50
Bottom Line:Great seat post with no issues yet. For all of you out there who are crying over broken seat posts (+ risk being de-genied), what are you doing taking hits / riding agessively while ON the seat. Give me a break...
Value Rating:5Overall Rating:5

Submitted by kurtwz a Cross Country Rider from Lenexa, KS, USA
Date Reviewed: July 7, 2009
Favorite Trail:Landahl
Duration Product Used:2 Years
Purchased At:Bought bike from fri
Strengths:Light
Weaknesses:-Design flaw in the clamp causes the seat bracket to slip allowing the saddle to pitch upward causing pain and potentially harm to the testicles and other organs down there (sterility/impotence anyone?).
-Non-existent product support after I made a complain to BikeSource and directly to Easton.
-After I decided that a replacement bracket may be all that's needed, I spent the bucks to order one (because Easton made me) and 1st: they make it very hard to place orders for replacement components, 2: they sent the wrong bracket the first time, 3: the replacement did exactly the same thing after a matter of ~5 hours riding time.
=====
There's no other place to mention this, so I'll do it here: I weigh ~195, which surely is part of the reason why the clamp gave out, but it fails when riding on paved streets and when the bolt is as tight as I can make it w/ automotive mechanic's tools. Surely even a light 150 LB rider will place that amount of weight on the saddle when traversing rough terrain.
Bike Setup:Full suspension titanium Dean.
Bottom Line:Product w/ an intolerable design flaw by a company that doesn't stand behind their product and doesn't make it easy to get replacement parts.
Value Rating:1Overall Rating:1

Submitted by FrancoisTX a Cross Country Rider from Spring, TX
Date Reviewed: November 23, 2008
Favorite Trail:Cypresswood
Duration Product Used:6 months
Price Paid: $80.00
Purchased At:Jenson
Strengths:Light, nice, comfortable
Weaknesses:broken after 6 months.....
Bike Setup:
Bottom Line:I m heavy but on the web of manufacturer or the shop, no restriction....
Broken on a flat trail, nothing special and no alert...
2 weeks without bike and big big injurys to my geni.....

Customer service of Jenson was perfect, thank you
Value Rating:2Overall Rating:1

Submitted by Bikesair a Weekend Warrior from San Luis Obispo, CA, USA
Date Reviewed: October 15, 2008
Favorite Trail:Seqioa's, Camp Nelson
Duration Product Used:3 months
Price Paid: $89.00
Purchased At:PricePoint
Strengths:Looks very slick. Light weight compared to most seat-post's. I like the two bolt design which keeps it very simple.
Weaknesses:None
Similar Products Used:Thompson Elite, Thompson Masterpiece, Specialized stock post.
Bike Setup:This is installed on a 06' Stumpjumper FSR Comp. I weigh 148lbs.
Bottom Line:This seat post is a great post. I don't know about everyone else but mine had torque spec's for the aluminum fasteners and really has never slipped on me yet. A lot of people complain of it breaking which an Easton employee told me was 'from user error'. I have seen some of the testing they put these things through and I highly doubt failure was a result of poor manufacturing.

Great budget seat-post. If you every find a Thompson Masterpiece that's in your price bracket...go for that thing.
Value Rating:4Overall Rating:4

Submitted by Justodd a Weekend Warrior from Silver Spring, MD, USA
Date Reviewed: August 13, 2008
Favorite Trail:National Trail, AZ
Duration Product Used:1 Year
Price Paid: $55.00
Strengths:I guess it looks cool, kinda.
Weaknesses:What a piece of crap! Constant slipping of the clap which resulted in the nose sticking up toward the sky resulting in my balls getting shoved up to navel! Clamp failed during a ride, the thread stripped and yanked the bolt right through. This seat post has given me problems from the start.
Similar Products Used:Thomson Elite...forget the EC70 and get the Elite
Bike Setup:Cannondale F600, after market xt/xtr derailuers, crank bros egg beater pedals, WTB Weirwolf 2.3 in front, Kenda Nevegal 2.1 in back (both tube in)...everything else stock.
Bottom Line:You can't argue with the majority. Read the reviews then do not buy the EC70, buy the Thomson Elite instead!
Value Rating:1Overall Rating:1

Submitted by Tom Whitaker a Cross Country Rider from Santa Paula< Ca. USA
Date Reviewed: June 11, 2008
Favorite Trail:Ones with dirt
Duration Product Used:2 Years
Price Paid: $90.00
Purchased At:Don't remember
Strengths:Wieght
Weaknesses:None yet however, many people have issues with the post slipping down in the seat-tube. Easy fix...apply a small amount of valve lapping compound on the post were it will be clamped. Torque clamp properly.....no slipping!!! Regarding breakage, I suspect many are due to over tightened clamps, makes sense since they will slip if you don't use lapping compound.
Bike Setup:Ventana X5, Fox 32 Talas RLC fork, Fox RP23 shock, Hope brakes, DT240 hubs/Mavic 717 rims/14,15 DT spokes,....etc., etc.
Bottom Line:Buying a CF seatpost is not for everyone! But, I've had no issues, other than figuring out how to prevent it from slipping, and have been using it for about 3 years. I weigh 170 (naked) and ride some pretty tough and technical trails. Just purchased another for my new 29er SS build!
Value Rating:4Overall Rating:4

Submitted by Hendra Widjaja a Weekend Warrior from Bali, Indonesia
Date Reviewed: January 20, 2008
Favorite Trail:Jimbaran
Duration Product Used:6 months
Price Paid: $81.00
Purchased At:Denpasar
Strengths:Easton, lightweight, carbon fibre
Weaknesses:Pricey, and I think the set back is way too much for my preference
Similar Products Used:none
Bike Setup:Giant MCM Team, mixed XT and XTR components.
Bottom Line:I've use it for around 6 months now, no complaint at all, unless I feel the set back is way too much for my preference, I think this is more related to my bike's geometry.
The price is on the high side.
Value Rating:4Overall Rating:5

Submitted by Emil Roach a Cross Country Rider from Ontario, Canada
Date Reviewed: September 24, 2007
Favorite Trail:Don Valley
Duration Product Used:6 months
Price Paid: $100.00
Purchased At:LBS
Strengths:Looks, that's about all.
Weaknesses:Catastrophic failure for the 2007 model EC 70 seatpost!!! I have been riding this post for approximately 6 months. I live in lower Ontario, Canada, so you can imagine that there aren't very many good or hard trails in the area. Luckily I was only riding to my friends house when this happened!!! Keep in mind I ride a dual suspension bike. I rode off of a 7inch sidewalk curb, and when my back wheel hit the street, all I heard was a laud POP! I got off my bike and the EC 70 Carbon seat post had cracked right in half about an inch above the seat collar. It was not over tightened or under tightened, and I weigh 175lbs. Be very weary of this product!!! I can't imagine what might have happened to me if I were riding in the trails!!!
Similar Products Used:2006 EC70 (luckily didn't snap), other post's.
Bike Setup:2007 Giant Anthem 0 with Easton carbon post and handlebars
Bottom Line:!!!DANGER!!!---If you value your reproducing organs, DO NOT BUY THIS PRODUCT!!! Nobody should buy this product! Stick to Thomson's :)
Value Rating:1Overall Rating:1

Submitted by Mark Adams a Cross Country Rider from Findon ,West Sussex ,England
Date Reviewed: September 2, 2007
Favorite Trail:Surrey Hills
Duration Product Used:More than 3 years
Price Paid: $140.00
Purchased At:Chain Reaction
Strengths:Great looks.
Weaknesses:It will look scruffy fairly soon. Then it will break. Trust me.
Similar Products Used:Thomson Elite, Bontrager carbon.
Bike Setup:Blur LT, Fox32 Talas, Hope/Mavic, Mono M4.
Bottom Line:Don't buy this product, unless you're just going to look at it. My first one had the clamp separate from the post after approx 9 months. CRC were excellent, arranged for a new replacement. That has just failed in exactly the same way after 18 mths, riding XC summertime only (I work abroad in the winter) Fortunately both failures were at non-critical moments, but you could be in for a very nasty surprise. I am not an aggressive rider, and I weigh in at 180lb. I'm now on an aluminium Thomson Elite.
Value Rating:1Overall Rating:1

Submitted by Jim a Cross Country Rider from Sheffield, UK
Date Reviewed: May 23, 2007
Favorite Trail:Marin Trail, Betsy Coed
Duration Product Used:6 months
Price Paid: $85.00
Purchased At:Ebay
Strengths:Looks, weight, function...
Weaknesses:Only one - The bonding between the Carbon and the Aluminium upper failed (kicking me off the bike and injuring me in the process).
Similar Products Used:Easton EA70, Giant OEM
Bike Setup:Giant Trance, Hayes Carbon brakes, XTR 2007 Groupset, F100X forks, Float R shock, Hope Pro 2 Hubs, Mavic Rims, Monkeylite XC Bars
Bottom Line:Great until they failed, landed hard on a 2ft drop off (not much) saddle broke off, I injured my leg... Thanks to Purple Mountain Cycles for lending me a seatpost to finish a 37km ride!
Value Rating:3Overall Rating:2

Submitted by Greg Milloway a Cross Country Rider from Salinas CA
Date Reviewed: April 3, 2007
Favorite Trail:Was Goat
Duration Product Used:2 Years
Strengths:Its lite
Weaknesses:Its Dangerous
Bike Setup:Santa Cruz Blur w/ Easton EC 70 from Factory
Bottom Line:This is a dangerous product I was going thru a creek bed and it broke off at the tighting ring I crashed and landed on my head and damaged my neck, going to see an orthopidec surgon tommorow. This seat post has repeatedly failed had I known this I would have replaced it,doin't let this happen to you this thing should be taken off the market.If anyone has been injured due to EC 70 seat post failure please contact me at gregmi@sbcglobal.net Thanks Greg
Value Rating:1Overall Rating:1

Submitted by Owen Bannister a from Ipswich, Suffolk, England
Date Reviewed: January 9, 2007
Duration Product Used:6 months
Strengths:Light weight,
Weaknesses:Not a great clamp, slippage
Bottom Line:Did it's job, but I had to tighten the clamp up, SOOOOOOOO much more than recommended to stop the seat slipping.
Replaced it with a Bontrager X Lite, which is miles better.
Value Rating:3Overall Rating:3

Submitted by Joe Fenwick a Cross Country Rider from Houston TX
Date Reviewed: November 18, 2006
Favorite Trail:memorial park houston texas
Duration Product Used:Less than 1 month
Price Paid: $114.00
Purchased At:jensonUSA.com
Strengths:Light weight.
Weaknesses:I am 230 pounds of ripped screaming muscle (well maybe not ripped). I rode this seat post for only 100.03 miles. Not even a drop in the bucket compared to the use I got out of my aluminum seat post. I was riding up a steep hill on the yellow trail in Memorial Park, Houston, TX. When snap, like a gun shot my seat post broke off clean against the seat tube. Sent me tumbling. All you 180 pound and under, have fun. The rest of us, get metal!!!
Similar Products Used:Easton aluminum seat posts. GREAT!
Bike Setup:Santa Cruz Heckler, med, all XTRed out. Easton carbon handlebars as well, (sweating those things now). Hutchinson tires, atom lab trail pimp rims. Xt cranks, and chain…
Bottom Line:I took very good care of my bike from the time I built it, with my own two hands. The seat post just BLEW! Perhaps I am just too hansome (meaning heavy) for carbon. Now light weight. Heck yeah. My Heckler was the envy of the trails. All that carbon really saved the weight.
Value Rating:1Overall Rating:1

Submitted by Jim Turner a Racer from McKinney, TX, USA
Date Reviewed: September 27, 2006
Favorite Trail:Flume, Mt Snow, Vail/BC
Duration Product Used:More than 3 years
Price Paid: $100.00
Purchased At:Richardson Bike Mart
Strengths:ROCK SOLID! This seatpost has taken a beating and stood up.
Weaknesses:I don't understand the question.
Similar Products Used:Thompson, thompson setback, bontrager
Bike Setup:Klein Adroit Pro - 20.5 lbs
Bottom Line:I cycle 5K mi per yr off road. I have flipped my bike and had some gnarly wipe outs. I've slammed the post from huge drops. All of this with a huge extention (293 mm above the clamp) which should weaken the carbon even further. Buy this if you want to lighten your bike. Buy this if you want something that will last forever. Don't buy this if you abuse or don't take care of your gear. Don't buy this if you don't care about weight, performance or don't spend a lot of time on your rig.
Value Rating:5Overall Rating:5

Submitted by danielle a Weekend Warrior from lowell ma
Date Reviewed: May 23, 2006
Duration Product Used:1 Year
Strengths:looks cool, nice and light
Weaknesses:slipped a lot
Similar Products Used:ritchey comp, bontrager
Bike Setup:specialized enduro
Bottom Line:the post looks great, and its light...i didnt have the array of problems that a log of people had with the post, but i am only 120lbs. i never had the seat clamp move on me, and i never snapped it. i only changed the post when i switched bikes because it didnt fit in the new frame. however, i did have to switch from a QR seat collar to a standard seat collar because i couldnt get the QR tight enough on it. i never had any problems with the original aluminum post, or anything. the weight difference is so small, its probably not worth the money i spent on it though.
Value Rating:3Overall Rating:3

Submitted by john s a Cross Country Rider from richmond, va, usa
Date Reviewed: April 6, 2006
Favorite Trail:fast, flowing
Duration Product Used:3 months
Price Paid: $130.00
Purchased At:jenson
Strengths:
'06 model review

NONE since it does not work
Weaknesses:WHAT A PIECE OF JUNK!
Yep, same trouble as everyone else below. Seat did a nose up at the worst possible time in the middle of a night ride. Stopped, realigned, retightened, not a mile down the trail it happens again, and again, and...
Similar Products Used:Stock KONA with a Thompson on order to replace this POS.
Bottom Line:Figured the '06 model would have addressed the previous problems. I guess they did not bother.

Here is the real kick! I only weigh 150 pounds!!!!!

Jenson was %100 cool on the return and swap for a Thompson.
Value Rating:1Overall Rating:1

Submitted by scott a from logan city australia
Date Reviewed: December 21, 2005
Duration Product Used:3 months
Price Paid: $120.00
Strengths:none
Weaknesses:design materials, head bolt design, the fact it broke, the distributor refused to warranty it
Similar Products Used:thompson elite
Bike Setup:blur full xtr fox rlt forks
Bottom Line:i broke this thing after only 3 months of use and the australian distributor refused to warranty it - the one bolt design is primative and the little groves are lible to strip - if the post lasts long enough before it breaks
Value Rating:1Overall Rating:1

Submitted by ASH Absalom a Racer from Chico, CA, U.S.A>
Date Reviewed: December 1, 2005
Favorite Trail:hevon
Duration Product Used:Less than 1 month
Price Paid: $110.00
Purchased At:price point
Strengths:Looks sleek, light
Weaknesses:whem installing the seat to the clamp it makes me wonder wether or not clamp will be secure.
Similar Products Used:Rock mt. race light, fsa carbon, tons of stock pos.
Bike Setup:rocky moutnain instinct, xc race bike speced, you know the deal.
Bottom Line:I literally just recieved this product last night. I am just giving the heads up that I will post another review and let you all know how it goes. From mtbreview I have herd bad stuff about this product. I decided to give in any way. Report back in a month or two.
Value Rating:4Overall Rating:4

Submitted by Charlie Deeks a Cross Country Rider from Toronto, ON, Canada
Date Reviewed: August 19, 2005
Favorite Trail:Hardwood Hills
Duration Product Used:1 Year
Price Paid: $100.00
Strengths:Very light, looks great.
Weaknesses:Cheap decals, seat clamp, slippage.
Similar Products Used:KORE, Syncros
Bike Setup:'04 Stumpjumper FSR expert, Crossmax XL wheels, race face deus crank, monkeylite handlebar
Bottom Line:It's been nothing but problems since I have used this post. While it is light and looks cool, every ride my seat slides way back in the clamp despite trying a variety of washers and some loctite. Due to the extreme offset already of this post, near the end of the ride my behind is almost off the seat as it is way too far back. Also, the post keeps slipping down the seat tube. I'm only 165 lbs. and am on a dual suspension bike, but I lose about a 1/2 inch each ride no matter how hard I clamp the post. I'm afraid of clamping too hard as it is carbon fibre, but there's no way to prevent it sliding down. I've sanded the post, put some hockey tape around it, but nothing seems to work. Any suggestions? It's always something to worry about on an otherwise sweet bike and I'm probably going to sacrifice a few grams and get a Thomson.
Value Rating:2Overall Rating:2

Submitted by Dan a Cross Country Rider from Boston
Date Reviewed: August 10, 2005
Duration Product Used:6 months
Price Paid: $120.00
Weaknesses:Seat Slippage
Similar Products Used:Salsa Shaft; Thompson Elite
Bike Setup:Klein Palamino XT drivetrain
Bottom Line:The only component I didn't review on mtbr and boy what a mistake. Grinding out a climb, you hear a crack and then the seat is vertical and you're on your rear tire. Had the product for 6 months and spend more time off the bike than on it, fixing the damn seat clamp. I would not recommend this product if your seat tube is anything but vertical and you think you'll need to use the tilt adjustment on the seat clamp - not a race reliable component. I've tried everything but drilling a hole in the thing and sticking in a pin - it's going in the bin and I'm on the hunt for a new post.
Value Rating:3Overall Rating:2

Submitted by Todd a Cross Country Rider from Ventura, CA
Date Reviewed: July 17, 2005
Favorite Trail:Guadalasca
Duration Product Used:6 months
Price Paid: $110.00
Strengths:None
Weaknesses:Seat slippage, easily breakable
Bike Setup:SC Blur
Bottom Line:If you still buy this thing after all the reviews then consider an MRI on your melon. This is not only and ineffective product, but a dangerous one. After my seat slipping ever since I got the thing it broke off this morning on a very light x-country ride (and I weigh 165). I was lucky it did not then become a projectile--we have very critical arteries in our legs you know! Anyway, it is a joke of a product. Thompson Only Please.
Value Rating:1Overall Rating:1

Submitted by JD a Cross Country Rider from San Fran. CA
Date Reviewed: June 8, 2005
Duration Product Used:1 Year
Price Paid: $100.00
Purchased At:Local Bike Shop
Strengths:Light
Weaknesses:Broke two in the last year, very fragile, don't buy. I'll sticking with a Thompson Elite
Similar Products Used:Thompson Elite
Bottom Line:To weak for a seatpost. If you take a tumble, say goodbye to your seatpost. Stick with Aluminium.
Value Rating:3Overall Rating:3

Submitted by Erik Trogden a Cross Country Rider from Vista, CA, USA
Date Reviewed: May 28, 2005
Favorite Trail:Flightline
Duration Product Used:1 Year
Price Paid: $100.00
Purchased At:Colorado Cyclist
Strengths:Easton is great to deal with for warranty!
Weaknesses:Fragile.
Similar Products Used:Various alminum posts.
Bike Setup:Blur/XT disc
Bottom Line:I had the unique experience of not only breaking a post, but the portion left in the frame had become "bonded" to the frame (and it was installed dry as recommended). This is VERY uncommon, but just one more thing to consider. I had to nearly destroy my frame to pound it out. No bike shop would touch it!! In the future, I will periodically remove, clean and replace my carbon post... which exposes it to further scratching and potential failure.
Value Rating:5Overall Rating:2

Submitted by Mark a Cross Country Rider from Guelph, Ontario, Canada
Date Reviewed: May 23, 2005
Favorite Trail:varies
Duration Product Used:1 Year
Price Paid: $100.00
Strengths:Light.....shock absorbing
Weaknesses:The seat clamp does not work! I sent one back and got a replacement after only 2 months. They gave me some instruction on how to set up the new one which worked for a about 6 months and then failed. You end up with the nose of your seat poking straight up into "the boys".
Bike Setup:Cannondale Hardtail
Bottom Line:Obviously not worth the money.......they know about the problem and haven't done anything to fix it....no props :(
Value Rating:1Overall Rating:1

Submitted by Jake Thrama a Weekend Warrior from California
Date Reviewed: April 20, 2005
Duration Product Used:2 Years
Price Paid: $120.00
Purchased At:LBS
Strengths:Light Weight, Compliant Ride, Nice Looks
Weaknesses:None if used properly.
Bottom Line:If you set this post up correctly, you should never have a problem with it.

To correctly set it up, remove the bolt before installation & grease the bolt threads as well as the inside lip of the bolt head (where it meets the spacer). This will allow you to tighten the bolt enough to keep the seat from slipping.

Make sure you use a torque wrench when installing the post into your bike.

NOTE: This post IS NOT recommended for use on the Santa Cruz bikes. The geometry of that bike works against the post & may damage the post. That's why SC is now using the Easton aluminum seatposts on their bikes.
Value Rating:5Overall Rating:5

Submitted by G McKshred a Cross Country Rider from AZ
Date Reviewed: April 4, 2005
Favorite Trail:Elden, Mack River..., Elk Meadow
Duration Product Used:2 Years
Purchased At:OEM on Bike
Strengths:Worked ok for two years, then went to hell.
Weaknesses:when it was new - it would slip down the seat tube.
As the post became scuffed it held better.
Then the seat would not stay positioned - it would slide "forward" after each ride.
Similar Products Used:xt
Bottom Line:
replaced it with a thomson - review to follow.
Value Rating:3Overall Rating:3

Submitted by Dave a Weekend Warrior from Atlanta
Date Reviewed: April 3, 2005
Duration Product Used:6 months
Strengths:Good looking. Light.
Weaknesses:Weak as pondwater.
Bike Setup:2004 Blur. 5th Element rear. Fox Float RLC 100 front. XT drivetrain. XT hydraulics. XTR hubs.
Bottom Line:For $100, this seatpost is a rip. It broke 5 inches from the clamp after maybe six months. I don't even ride that hard. And even if I did, how is a high-end seatpost supposed to snap after such a short time? $100???!!! What kind of B.S. is this, Easton? Who should buy it? Anyone who thinks it's cool to have a CF seatpost with Easton written on it, but couldn't care less about reliability. Obviously, I'm annoyed and I plan on never purchasing anything Easton again...unless Sheena herself comes to my door wearing somthing nice. I'm out.
Value Rating:1Overall Rating:1

Submitted by Hollywood a Cross Country Rider from L.A., CA
Date Reviewed: March 11, 2005
Duration Product Used:1 Year
Price Paid: $50.00
Purchased At:framebuilder
Strengths:light weight, strong (so far), looks great, adds a little compliance to my hardtail.
Weaknesses:After a solid one year of use the seat clamp started slipping, resulting in the nose of the saddle slowly rising. No matter how many times I'd stop to tighten it, it worked its way loose again, even with loc-tite. Argh!
Similar Products Used:Thomson
Bike Setup:singlespeed hardtail
Bottom Line:I spoke to Veltec Sports today and will be sending the post in for repair/replacement. We'll see how their customer service fares.

The post has worked great with many rough hardtail miles on it, and hopefully more to come. Otherwise the Thomson is here to stay.
Value Rating:4Overall Rating:4

Submitted by Johno a Cross Country Rider from Australia
Date Reviewed: March 9, 2005
Favorite Trail:any flowing single track
Duration Product Used:2 Years
Price Paid: $150.00
Purchased At:Hendrys
Strengths:Light & looks good for first couple of weeks
Weaknesses:Yes - it is weak!
Similar Products Used:EA70, Tompson - Set back
Bike Setup:05 Blizzard, Talas, Monkey lite carbon bar, Race Face Turbine cranks, Egg beater, XTR Der & Shifters, XT hubs/Sun UFO rims/ Magura Louise disks. Laser V Ti
Bottom Line:After 2 yrs use on Scalpel then Jekyll, post finally snapped at clamp during XC race. Credit to Aust importer Apollo Bicycles for quick warranty replacement and agree to downsize to 26.8mm dia. Two weeks of use and this post is slipping on the rails (applied blue locktite) and slipping in seat tube. Reluctant to overtighten.
This will break again, then I'll replace with Tompson.
PS. love my Blizzard 20th Anniversary frame.
Value Rating:2Overall Rating:2

Submitted by Pirotta a Racer from Australia
Date Reviewed: November 10, 2004
Favorite Trail:Longer the better....
Duration Product Used:Less than 1 month
Price Paid: $115.00
Purchased At:LBS
Strengths:None
Weaknesses:To many
Similar Products Used:Thomson, Syncros, Specialized Team Carbon, Titec, Control Teck, Kaloy, Carbon Uno and a few others
Bike Setup:Easton Scandium Avanti hard tail, Sram XO, XTR, Fox, Mavic, ARC R1 bars, Ritchey stem.
Bottom Line:Very disapointing product! I have been building and tooling my own race bikes for many years. I needed some set-back and my trusty thomson just couldn't offer enough. So I read all the reveiws on set back seat post and they all fail! My LBS says "those reveiws dont mean too much", besides the EC70 was the only post available in 26.8..... So the seat clamp dose not WORK! Immediate seat holding failure!!!! The first thing I noticed was that an inbuilt washer between the seat clamp plates was preventing enough force to hold the seat rails or seat position. I filed this down a bit and it was holding a lot better. However the seat continued to slide back. So now I have tightened the clamp bolt to max and added a top nut above, to lock things in place. So far so good, but I do not trust this thing!!!!!! Shame on Easton!!!!!!
Value Rating:1Overall Rating:1

Submitted by Jeff Mills a Cross Country Rider from Allen, TX, USA
Date Reviewed: September 28, 2004
Duration Product Used:1 Year
Purchased At:came with bike
Strengths:looks good
Weaknesses:broke after the 15th ride.
Similar Products Used:Easton handlebar
Bike Setup:Blur, XT, Hayes disc,
Bottom Line:I am mainly a roadie and bought the blur and this Easton post came with the bike. I have ridden 15 times on the trails around Dallas (nothing supper technical) and on the last ride it broke at the seat clamp. Prior to this I had'nt any problems with the post. However, from reading the other reviews the breaking at the seatpost clamp is a continuing theme among riders. By the way I weight in at 180 lbs.
Value Rating:2Overall Rating:2

Submitted by patti a Cross Country Rider from denver, CO 80124
Date Reviewed: September 24, 2004
Favorite Trail:Monarch Crest
Duration Product Used:Less than 1 month
Price Paid: $89.00
Purchased At:Wheatridge Cyclery
Strengths:Looks nice. Is light.
Weaknesses:Well, where do I start? I rode this thing once or twice and immediately knew it was junk. It slips, THE DECAL ARE CHEEZY and it just feels weak. It slipped so bad that I eventually looked like a Shriner riding a mini-bike in an Easter parade.
Similar Products Used:Race Face stem. Easton (YIKES!!)EC70 bar. Crank Bros. Candies. (Eggbeaters are AWESOME!!!).
Bike Setup:Moots...'nuf said.
Bottom Line:I will only buy Moots components (bar, seatpost, stem) I thought I would try carbon, but it's obviously not ready for the show.
Value Rating:1Overall Rating:1

Submitted by Lowenbrau a Cross Country Rider from Toronto
Date Reviewed: September 23, 2004
Duration Product Used:1 Year
Purchased At:Came with bike
Strengths:Weight,looks
Weaknesses:Constant seat angle slippage,finish easily damaged
Similar Products Used:RaceFaceXY, Syncros Ti,Thomson Elite
Bike Setup:Santa cruz Blur,XTR drivetrain,Hayes discs,Easton MonkeyLite XC bars and stem,Thomson Elite post
Bottom Line:Post came as part of the build kit on the Blur. Having destroyed more than a few posts in my years riding I was quite tentative about using a carbon post but for the first year I had no problems with it until I broke a seat rail and had to replace the saddle. From that point on despite trying 3 different saddles the post had seat angle slippage problems on a continuous basis. After about 4 months this became very pronounced to the point that I was sure it was going to fail. It finally did at the tube and clamp join. The carbon inside the clamp had disintegrated at the front and the clamp and seat came off riding over a small log. I had a feeling it was going to go so I didn't injure myself when it happened. It was a sure seatpost enema if I hadn't been wary of it. As noted above I have broken my share of seatpost clamps but never the post itself. I'm sticking with Thomson from now on.
Value Rating:3Overall Rating:3

Submitted by Nicholas Parker a Cross Country Rider from UK
Date Reviewed: September 19, 2004
Favorite Trail:The Wall at Afan
Duration Product Used:1 Year
Price Paid: $130.00
Strengths:Looks smart
Weaknesses:It snapped in the middle of a race.
Similar Products Used:Easton EA50, USE Alien seatposts
Bike Setup:Crosslight cyclocross bike
Bottom Line:Rode nearly a full season of cyclocross on this post last winter. First race of the year today, and after 40 minutes the post snapped just above where it was inserted in the frame.

I thought the durability problem with carbon fibre had been sorted?
Value Rating:1Overall Rating:1

Submitted by Darrick a Weekend Warrior from UK
Date Reviewed: September 2, 2004
Duration Product Used:3 months
Strengths:Light and sexy.
Weaknesses:Weak... need I say more.
Similar Products Used:ea50, Thomson
Bike Setup:Med Spider, XTR and all the usual suspects.
Bottom Line:2' drop off, landed bad, left foot uncliped, butt hit seat, post broke, horrific ride home.

It’s truly a beautiful post and its premature failure may have been partly mine and my LBS’s fault, as we had it clamped just beyond the max insertion mark. On the 31.6 post, the max insertion is well below that of smaller diameter posts so we believed it to be miss marked – man were we wrong. Only reprise is that my LBS worked things out with Easton and I’m back on a Thomson.

I suspect racers need only apply for the EC70.
Value Rating:2Overall Rating:2

Submitted by Brandon Anderson a from Lincoln NE
Date Reviewed: August 16, 2004
Duration Product Used:1 Year
Purchased At:Jenson USA
Strengths:Light Weight, Good Looks, its CF baby!
Weaknesses:Clear Coat flakes off, no biggie.
Similar Products Used:Bontrager crap(stock)
Bike Setup:Custom Klein Palomino.
Bottom Line:I dont know what all the whining is about fellas. This post saw duty on my 29er hardtail for 6 months, then was enlisted for my current project. I weigh 230 pounds and have no slippage, breaks, creaks, or anything for that matter. Good product.
Value Rating:4Overall Rating:5

Submitted by rick a Racer from nevada city cal.
Date Reviewed: August 6, 2004
Duration Product Used:6 months
Strengths:light weight
Weaknesses:Slips & Breaks...just a minor problem!
Similar Products Used:Thompsen
Bike Setup:Soulcraft
Bottom Line:I got this post even though I read how people have problems with them, my mistake!!!
I wanted a carbon post for my race bike, a hardtail. I had all the problems everyone else had with the slipage etc.
Don't buy this seat post!
Value Rating:1Overall Rating:1

Submitted by Rob a Racer from Charlotte, NC
Date Reviewed: July 30, 2004
Duration Product Used:Less than 1 month
Price Paid: $100.00
Purchased At:Bike Source
Strengths:Weight, Looks,
Weaknesses:Durability, Cost
Similar Products Used:Thomson
Bike Setup:S-Works EPIC, Full XTR, Crossmax SL
Bottom Line:Bought the seat post and bars at the same time. Seat post broke clean at the top of Tube/Clamp. Probably on 20-25 rides before failure. Unfortunately, in broke in the middle of a race when I had a commanding lead of about 2 minutes when it broke. Not only did I have to finish the race standing, but I had to carry the seat and remains of the post under my arm for 5+ miles. Not very happy. I replaced it with a Thomsom Elite. Now I am worried about the bars breaking.
Value Rating:1Overall Rating:1

Submitted by Matt a Racer from Seattle, Wa (non-native!)
Date Reviewed: July 11, 2004
Favorite Trail:Suntop
Duration Product Used:6 months
Purchased At:santacruzmtb
Strengths:Weight, 2.5 mm setback....um....yeah, that's it.
Weaknesses:Poor clamp design, poor bond of post to clamp/head.
Bike Setup:Blur, XTR
Bottom Line:Clamp design slipped during EVERY ride and changed seat angle. Post always creaked and finally failed at the bonding point between the shaft and clamp assembly. Had to finish the final hour and a half of my ride standing. Thanks alot easton! This product is downright dangerous. Oh one more thing... I weigh 156lbs and I'm easy on my gear.
Value Rating:1Overall Rating:1

Submitted by Mike a Cross Country Rider from Costa Mesa, CA, USA
Date Reviewed: June 21, 2004
Favorite Trail:Aliso
Duration Product Used:2 Years
Price Paid: $109.00
Purchased At:SuperBlow
Strengths:Amazingly light
Weaknesses:Snaps in half and is expensive
Similar Products Used:All other seat post I used were metal. I had thompson, but swithced to easton because of weight.
Bike Setup:specialized m4 frame with all XTR, sid race fork, mavic cross max wheels.
Bottom Line:Post snaped in half when climbing and nearly impaled my chest on remains of post. Furthermore its not too much fun to ride 4 miles left of trail without a seat. I am 5'7 and weigh 165. I was told I should be safe with carbon because I did not weigh over 200, but I am definalty switching back to my Thompson post. I'll take the extra weight for strength.
Value Rating:1Overall Rating:1

Submitted by JDB a Cross Country Rider from Northern New Jersey
Date Reviewed: June 1, 2004
Favorite Trail:Ringwood State Park
Duration Product Used:2 Years
Purchased At:OEM
Strengths:Light weight, sleek design, laid-back post head. Has supported my 200lbs over northeastern rockgardens for the past two seasons.
Weaknesses:Clamp design lends to seat slippage and squeaking. POOR CUSTOMER SERVICE.
Bike Setup:2002 Santa Cruz Superlight. Easton carbon post and bars. Black fork, Fox shock, Avid Mechanical disc brakes, Bontrager Valiant rims with DT Swiss Onyx hubs, Chris King HH.
Bottom Line:Not the greatest post, not the worst post.

In the two years I've been riding this post I HAVEN'T experienced the post slippage others have mentioned. I HAVE HAD constant clamp related annoyances since day one. My seat constantly slides back on its rails despite keeping the clamp bolt properly torqued. Squeaking from the clamp area is common, even after applying a small amount of grease on the rails. Note, rail slippage existed prior to greasing rails and remained the same afterwards.

Clamp bolt recently snapped. Veltec, which provides customer support for Easton, sent a new clamp and bolt no questions asked. Contacting, communicating and getting the parts from them was a painful process. After 2 1/2 weeks since first contacting Veltec they finally air mailed the parts. Pretty poor customer service for a $100+ post.
Value Rating:2Overall Rating:3

Submitted by Paul a Cross Country Rider from Marina, CA USA
Date Reviewed: May 8, 2004
Favorite Trail:West Ridge
Duration Product Used:2 Years
Price Paid: $140.00
Purchased At:Superblow
Strengths:Holds seat to bike, liteweight
Adjustable
Weaknesses:Clamp bolt
Similar Products Used:Richey, Specialized, Generics
Bike Setup:2000 Stumpy FSR, Fully upgraded
Bottom Line:2 years and it has been fine for me. Of course I have never over-tightened it like most of the other reviewers. The seat clamp bolt broke- luckily I didn't hurt myself. Called customer service and they sent me new hardware- free and fast- no questions asked. I think it's a good product.

Wish I didn't have to buy it from superblow- they were the only ones who had a 30.9 mm

$140 after shipping and tax!! --too much money but almost worth it though.
Value Rating:4Overall Rating:5

Submitted by adam a Cross Country Rider from kokomo, IN
Date Reviewed: May 6, 2004
Duration Product Used:3 months
Price Paid: $110.00
Purchased At:purchase
Strengths:the lightest! offers a little vibration relief from high vibrations from concrete
Weaknesses:expensive, but worth it. some people experience squeeks and even snapping! no problems yet
Similar Products Used:thompson
Bike Setup:giant nrs air frame, skareb fork, crossmax wheels, XT/XTR derailleurs, race face crank, easton components, crank bros. pedals
Bottom Line:some people complain about squeeking, but i have had no problems. plus people might be a little paranoid about breaking, but i havnt had any trouble. easton may have fixed this due to liabilty factors or the riders who had this post break on them may have been pushed the post beyond it's stress limits. oh well, ok with me
Value Rating:5Overall Rating:5

Submitted by Vince a Cross Country Rider from Sandy, Ut, USA
Date Reviewed: April 28, 2004
Favorite Trail:White Rim
Duration Product Used:1 Year
Price Paid: $109.00
Purchased At:LBS in Salt Lake City
Strengths:Light weight (of course), Good looks
Weaknesses:Tendency to slip
Bike Setup:'03 Fisher Sugar 4+, buncha mods
Bottom Line:Has worked well for me so far (1 year). No squeaking or creaking- finally stays put after a lot of applied torque.
Value Rating:4Overall Rating:5

Submitted by Michael a Cross Country Rider from san diego, ca
Date Reviewed: April 7, 2004
Favorite Trail:Flume Trail
Duration Product Used:1 Year
Price Paid: $109.00
Purchased At:jenson
Strengths:Look cool for about 10 minutes, nice 1 inch plus layback
Weaknesses:Put in in the seatube once and watch the laminate come off and make it ugly. Constantly worry if that little chip will lead to catostraphic failure. Not durable enough for offroad use. Also, 27.2 not true to size and would only fit in some of my 27.2 seat tube frames
Similar Products Used:Thomson (rocks),
Bike Setup:Yeti ARC SL XTR Fox Float RLC
Bottom Line:Friend don't let friends ride carbon fibre seat posts.
Value Rating:2Overall Rating:1

Submitted by chris a from ventura,ca
Date Reviewed: March 25, 2004
Duration Product Used:1 Year
Strengths:Good vibration dampening compared to aluminum. Lightweight.
Weaknesses:Durability. Single-bolt seat clamp. Creaky.
Similar Products Used:Titec, Syncros, Thomson
Bike Setup:Santa Cruz Blur w/ Super X Kit and Discs (incl. EC70)
Bottom Line:I was initially concerned about the single-bolt seat clamp than durability of carbon fiber quill. I expected better service life and durabilty out of the quill. It failed after about one year. Luckily it was fairly progressive and not catastrophic. It was light and dampened vibrations nicely, but a seatpost should last...put it on and forget about it. The weight savings and dampening is not worth the worry. I replaced it with a nice tried-and-true aluminum Thomson Elite. I'm keeping an eye out on my Easton carbon fiber handle bars. No more carbon fiber! I don't recommend this seatpost on "freeride" full-suspension bikes or for anyone who rides hard. This seatpost is perhaps OK for XC racers shaving every gram.
Value Rating:1Overall Rating:1

Submitted by James a Cross Country Rider from Wales, UK
Date Reviewed: February 26, 2004
Duration Product Used:Less than 1 month
Price Paid: $120.00
Strengths:Really light and soaks up trail vibration
Weaknesses:Clamp a pian to adjust
Bike Setup:Airborne Ti
Bottom Line:This post makes a great deal of difference to the ride; it really soaks up `trail rattle` and adds greatly to overall ride comfort. Small vibrations in the surface are dispeled and it feels like a suspension post in this manner. On occasional larger bumps it can spring back lifting me off the saddle but overall it works well with no hassles, .....apart from saddle angel adjustment being a fiddle. As the bolt is tightened so the angle adjusts; compared to a previous Titec XC post with infinite angle adjustment this post is poor in this respect. However no slippage at all of either saddle clamp or post in frame. Time will tell as to whether the post stands up to the use, many reviewers seem to have had problems but so far so good. A substantial comfort enhancing adition!
Value Rating:4Overall Rating:5

Submitted by scott a Racer from Dillon Co
Date Reviewed: February 25, 2004
Favorite Trail:west ridge
Duration Product Used:1 Year
Price Paid: $110.00
Purchased At:colorado cyclist
Strengths:Very clean looking light weight post with easy installation.
Weaknesses:None as of yet.
Similar Products Used:Ringle moby post, Thompson very good post.
Bike Setup:Blur with 02 xtr & fox shoxs,fsa stem & bar, spinergy xyclone wheelset.
Bottom Line:I have had no ploblems with this post not one. I had to right a review just to let people know that this post has worked fine for a 6'-4" 210 lbs "racer". Don't laugh! I race every week and log boo koo miles every year and I havent had any problems. I have broken my fare share of componets and frames but I know in every instance what I did to help damage that particular product. At this point after riding this post for 1 year if it were to break I know that it broke from me doing something wrong or I completely lost it on a ride.
Value Rating:5Overall Rating:5

Submitted by Brian a Cross Country Rider from Oshawa,Ontario, Canada
Date Reviewed: February 16, 2004
Favorite Trail:Maintencillo, Chile
Duration Product Used:1 Year
Price Paid: $85.00
Strengths:Looks nice, pretty
Weaknesses:Inadequate strength, reliability
Bottom Line:Clamp bolt slipped repeatedly on hard riding.
*** Sheared off completely at frame ** I don't downhill, no big jumps, just snapped off riding over mixed terrain. Lucky I'm still here. Forget this, buy Thomson!!!!
Value Rating:2Overall Rating:1

Submitted by arnys_army a Weekend Warrior from Seattle, Washington USA
Date Reviewed: February 11, 2004
Favorite Trail:St. Edwards Park
Duration Product Used:3 months
Purchased At:eBay / Pre-Owned Bikes
Strengths:{{{ CARBON }}} con·spic·u·ous·ness !!!

Has seat post markings for adjustment.
Weaknesses:Seat post markings blend into the background carbon weave.

Seat post quill has flattened sections (front AND back) that protect the post from being pinched when the seat tube collar is tightened. Great! ... except only pinching stops slipping; and water just pours in.

Crusty clear-coat flaked off, in hideous patches.
Bike Setup:Lightspeed Lookout Mountain w/WTB '04 Rocket V Stealth Ti saddle
Bottom Line:I scraped off all the clear-coat, including those Easton decal. (They attract thieves.) Lo and behold,

{{{ CARBON }}} con·spic·u·ous·ness !!!


Value Rating:3Overall Rating:3

Submitted by Prossair a Cross Country Rider from Kansas City
Date Reviewed: January 28, 2004
Duration Product Used:1 Year
Price Paid: $100.00
Purchased At:Price Point
Strengths:Looks, Weight, Vibration Damping, Warranty
Weaknesses:None
Similar Products Used:Bontrager Race Aluminum
Bike Setup:Fisher Hardtail, XT drivetrain, Eggbeaters, EC70 bar, RF Deus Stem, Specialized BG Pro saddle, Stan's tubeless on Bonti Race wheels/Pythons, Marzocchi Z2
Bottom Line:Carbon posts make hardtails more comfortable due to vibration damping and slight flexiness. Very light. Unlike other folks, I had no squeaks, slipping, or problems with single bolt. I did clean out the seat tube and torqued the collar to spec. I suspect many riders don't take the time to install correctly. After a year, it broke just above the collar...radially about 3/4 around the back side. I called Easton, sent it it in and received a replacement very quickly. Kudos to their warranty dept. Easton will continue to get my business.
Value Rating:4Overall Rating:5

Submitted by carlos a Racer from brazil
Date Reviewed: January 8, 2004
Duration Product Used:6 months
Price Paid: $65.00
Purchased At:ebay
Strengths:looks, weight, seatback
Weaknesses:all except looks,weight,seatback.
Similar Products Used:thomson
Bike Setup:xtr,king,spz m5 frame, sid wc...
Bottom Line:just another easton crap! this things just wont stay tight, cant stop slipping. i have tried every thing to make this piece of crap stop slipping but i gave up and went back to my thomson. now thats a real top seatpost.

my advice is: forget the easton and BUY A THOMSON!
Value Rating:1Overall Rating:1

Submitted by Doug a Weekend Warrior from Lavington
Date Reviewed: December 31, 2003
Favorite Trail:Tawonga Gap
Duration Product Used:6 months
Strengths:weight and looks
Weaknesses:care needed for long life.
Bike Setup:modified Trek Fuel 90, 2001 model
Bottom Line:I am 182cm tall and weigh 90kgs, I am not an overly aggressive rider and don't go looking for big drop offs. I have been racing - riding on this seat post for 6 months and have not had any problems with it at all. I had it fitted by a bike mechanic and it has been fine. No slipping or creaking and the set back was what I needed to suit my bike set up. At this early stage I would buy another one if I needed a seat post.
Value Rating:4Overall Rating:4

Submitted by Nitish Nag a Cross Country Rider from Fremont, CA
Date Reviewed: December 18, 2003
Favorite Trail:Skeggs Point
Duration Product Used:6 months
Price Paid: $110.00
Purchased At:Phat Tire
Strengths:Light as heck. Great looks. Adjustablity is great on XC bikes.
Weaknesses:Durablity is questionable after reading some of the previous reviews. Scratches could make stress risers. hard to adjust one bolt clamp.
Similar Products Used:Easton EA50, Aluminum crap.
Bike Setup:2003 Blur, 03 XTR, 5th Air, Easton Carbon Cockpit.
Bottom Line:This is a great XC Seatpost. I have had no problems so far with this post after 300 miles. I like the vibration damping qualities, esp. noticable on the road. the previous reviews that state that the post is not durable has scared me. i will watch for this frequently. I also heard that Easton does free checkups on stress risers in their components. maybe you need to do that more often. other wise a great product.
Value Rating:4Overall Rating:5

Submitted by Tomer a from Dallas, TX
Date Reviewed: December 18, 2003
Favorite Trail:Grapevine north-shore Irving, TX
Duration Product Used:More than 3 years
Price Paid: $90.00
Purchased At:Richardson Bike mart
Strengths:Lightweight
Easy to adjust thanks to notch marking
Looks (until you scratch or break it)

Weaknesses:Post broke at seat clamp after 4 months of mostly hardpack xc riding.
Scratches
Squeak
I didn’t feel any “shock absorption”
Similar Products Used:Richey, Thompson
Bike Setup:03 Specialized FSRxc
Bottom Line:I’m a moderate XC rider, I don’t jump or do over 3 ft drop offs. The seatpost snapped at the seat clamp when I got back on the bike after a light (5 mph) fall. Easton warranty seemed helpful and responded to my email immediately but I decided that this seatpost is not for me. My LBS _ Richardson Bike Mart, offered to replace it for fee so I took the Thompson layback and so far I’m very happy. It is about 40 grams heavier but at least it won’t snap on me.
Value Rating:1Overall Rating:1

Submitted by 210Racing a Racer from Austin
Date Reviewed: November 30, 2003
Duration Product Used:1 Year
Purchased At:EP
Strengths:Weight saving, shock absorbsion
Weaknesses:Hmmm
Bike Setup:Weight weenie Epic(sorta)
Bottom Line:Been an awesome addition to bike for a year, two 4 man 24hr races, several Sport NORBA races.
If your prep your frame a little, you'll be fine. File off any sharp edges, turn the coller 180 degrees, torque to spec.
Value Rating:4Overall Rating:5

Submitted by Fontenot Tim a Racer from Saratoga, CA
Date Reviewed: November 13, 2003
Favorite Trail:Skeggs
Duration Product Used:3 months
Price Paid: $100.00
Purchased At:Pacific Bikes
Strengths:light weight, and will squek and creek loud enough to alert hikers and wild life of your presence.
Weaknesses:Ponor clamp design, must ride with seat all way forward. Post broke, less than 100 miles) Poor custumer service at Easton and Pacific Bicyclesin San Jose (The shop that Cris manages, Cris who through away my RA/RE #.
Similar Products Used:Ringl'e moby post, Dean Ti, Ti-teck
Bike Setup:Yeti ARC & AR-S, XTR ('03), Cross-Max (on AR-S), Bontager Race-lite (on ARC) wheels .
Bottom Line:Makes a great pooper scooper for dog owners. Poor adjustability, must adjust seat way forward because of set back design. Poor single bolt design. Seat loosens, and creeks, even when set at prescribed torque. Carbon shaft cracked where meets seat post clamp. (Yes, edge of seat tube was sanded smooth, per instructions). Shop were my fianc'e bought this post (X-mass present), Pacific Bicycles threw away my warauntee number (RE#), after Easton refused to replace the post. Had to call Easton directly, talked directly to the tech who reviews warranty claims and finally persuaded him to rerplace my post, have yet to recieve new post, and that was over 3 moths ago.
FYI, I am a certified bicycle mechanic, and yes the post was installed per instructions. Also have had custumer complaints about slipping, and creaking. We sell these post in our shop, but I do not recomend them, or bad mouth them (...yet, attention easton reps)
Value Rating:1Overall Rating:1

Submitted by michael a Cross Country Rider from iowa city
Date Reviewed: September 13, 2003
Favorite Trail:jasper national park
Duration Product Used:Less than 1 month
Price Paid: $100.00
Purchased At:excel
Strengths:looks great. dampens the rough spots significantly...
Weaknesses:creaked at first (drove me nuts) then creaking stopped
after finding the proper tension on clamp.
Similar Products Used:campy ti
Bike Setup:klein attitude (hard tail) shimano comps
Bottom Line:if you are willing to tweek the product it's worth the $
Value Rating:4Overall Rating:4

Submitted by Kenny a Racer from Denver, Colorado
Date Reviewed: September 12, 2003
Duration Product Used:Less than 1 month
Purchased At:Green Mountnain Sports
Strengths:Weight, shock absorption
Weaknesses:Durability
Similar Products Used:Easton Stem, Easton Carbon Bars
Bike Setup:03' Yeti ARC -fully pimped-
Bottom Line:I broke two in one week!!! Both broke at the seat clamp,oddly enough on the same trail. Ever tried to descend Ammassa Back with a jagged seat post sticking up?

Veltec sports is an evil empire, hence my self destructing SIDI shoe soles, but like shimano you gotta have there stuff. My low rating is partly due to them owing me some new carbon bars, thats what you get if you complain to the rep enough..
Value Rating:1Overall Rating:1

Submitted by Steven a Cross Country Rider from Cherry Hill, NJ
Date Reviewed: August 25, 2003
Favorite Trail:5 Bridges (Fair Hill)
Duration Product Used:3 months
Price Paid: $100.00
Purchased At:Action Wheels
Strengths:Light Weight, Carbon Fiber
Weaknesses:Hard time getting clamping bolt tight enough to hold seat in place.
Similar Products Used:Bontrager
Bike Setup:Blur with XT/XTR Race Face parts & Duke Race fork
Bottom Line:It broke without warning at the seat collar after 3 months. A manufacturer like Easton should be able to produce a reliable and strong product for money. But once again I am burned by a carbon fiber product.
Value Rating:1Overall Rating:1

Submitted by HTail a from SF Bay area
Date Reviewed: August 13, 2003
Duration Product Used:3 months
Strengths:Light, stiff, easy to adjust, compliant on the trail
Weaknesses:Scratches easy, but should be expected.
Similar Products Used:Thomson, Ritchey, Specialized
Bike Setup:Truth/Romic/F100X/MavicSL
Bottom Line:Yeah it's a little fragile with regards to scratching compared to a metal post, but how often does the post take abuse. As the prev posts state, it's important not to over tighten the seat clamp. It really doesn't need to be "cranked" down to stay in place.

Also easy to adjust the seat angle and fore/aft. Looks killer to boot!
Value Rating:4Overall Rating:5

Submitted by Jay a Cross Country Rider from Dallas, TX
Date Reviewed: August 12, 2003
Favorite Trail:Northshore
Duration Product Used:Less than 1 month
Price Paid: $89.00
Purchased At:Local Bike Store
Strengths:Very light, nice adjustment marks tube so that you can set it up without a tape measure, cool looking. Rides like a dream.
Weaknesses:Slightly expensive, single bolt is a turn off to me, we'll have to see if that holds up.
Similar Products Used:factory post
Bike Setup:'03 Specialized Epic w/ Mavic 3.1 and King Hubs. XT Disc brakes, Specialized Body Geometry TI Seat.
Bottom Line:I windsurf and carbon booms and masts are so dramatically different than aluminum, I was curious and thought I'd try it. Since it was only $10 more than the metallic Thompson, I figured why not, it comes with a lifetime warranty.

I weigh 220lbs and can feel this flex a little when I sit on the bike, but not enough to worry about it (a carbon windsurfing mast can deflect up to 3 feet over 15 feet of lenght and isn't much thicker). The first ride on it was amazing. I can't really explain how this cleans up the shock between you and the ground, but it's worth checking out. I like it so much that I'm going to try the carbon bars next.

Main thing is to read the instructions way before you start with this. I wrapped a 7/8" dowel with a washcloth and drenched it with alcohol and really cleaned the seat tube. Also, clean the post and let them dry for a while. Finally, use a torque wrench to set it correctly. I was surprised what 60 in-lbs feels like as I tightened it, so I took it up to the absolute max, 75 in-lbs. This is still very light feeling, but it doesn't budge a bit. I bet the Einsteins breaking these things didn't torque them properly or left the sharp edge on the top of the seat tube. That creates a dramatic stress concentration and any composite would fail in those conditions. Once again, that's all in the instructions on Easton's site and well worth it. I'm giving it a 4 on value and 5 overall because the change is so dramatic. Epic owners will love this thing. I can't believe it doesn't come from the factory with a composite post.

Like we say in windsurfing, don't go to carbon unless you can afford it because there is no going back.
Value Rating:4Overall Rating:4

Submitted by Gareth a Cross Country Rider from UK, living in Houston TX
Date Reviewed: August 9, 2003
Duration Product Used:6 months
Price Paid: $110.00
Purchased At:Bike Barn, Houston
Strengths:Light, flexible, measure printed on post, sleek looks. No problem with post slip or noisy creaking as reported by other reviewers.
Weaknesses:Price. Single clamping bolt to saddle rails? - actually this wasn't the problem i anticipated. Weak - see below.
Similar Products Used:Synchros, Titec
Bike Setup:Santa Cruz Superlight. CrossMax, XTR, Race Face etc.
Bottom Line:Post snapped (clean break) where post meets frame (on setting 9) while riding tecnical single track. Post seemed great up until it snapped, hence review score. Now waiting on warranty replacement.
Value Rating:1Overall Rating:1

Submitted by Gene a from Mass
Date Reviewed: August 8, 2003
Favorite Trail:leominster, milford
Duration Product Used:Less than 1 month
Price Paid: $120.00
Purchased At:lbs
Strengths:looks good when bike is not moving
Weaknesses:wanted a post with setback also wanted to try something other than thompson (big mistake) post broke during second ride at the connection between carbon post and metal clamp while clearing a section I have been on numerous times before
Similar Products Used:thompson
Bike Setup:blur
Bottom Line:stick with thompson
Value Rating:1Overall Rating:1

Submitted by bob a Weekend Warrior from Port Saint Lucie
Date Reviewed: July 14, 2003
Favorite Trail:Santos
Duration Product Used:6 months
Price Paid: $80.00
Purchased At:Jensen
Strengths:Extremely lite. Off set head.
Weaknesses:It slips and when it slips it get's scraped up.
Similar Products Used:Nothing carbon. Just the usual myriad of aluminum posts.
Bottom Line:I'm not sure. I got a great price because I included it in a build group I ordered for a hardtail project bike. I don't use this bike for hard riding as I use my full suspension rig for that. That said my experience is limited. It definitely absorbs vibrations but I can feel the thing flex when I sit on the bike and that is a bit scary. I had problems with slipping initially and then I tried chalk. Yep, you read it, chalk. Clean your seat tube and the post and make sure everything is dry. Get some sidewalk chalk and rub it on the seat post. Bingo! It doesn't budge now. I read the tip in MBA.
Value Rating:4Overall Rating:4

Submitted by Steve Garrett a Cross Country Rider from Spencer,WV,USA
Date Reviewed: July 13, 2003
Favorite Trail:Laurel Mountain NC
Duration Product Used:3 months
Purchased At:speedgoat
Strengths:weight
Weaknesses:Chirps like a bird looking for a mate,cracked after two months of easy riding.
Similar Products Used:Thomson
Bike Setup:Blur
Bottom Line:It came installed on the bike from one of the best shops anywhere so I do not believe it was a installation problem. The thing was just annoying as hell from the chirping and then cracked. Maybe Easton should stick to handle bars.
Value Rating:1Overall Rating:1

Submitted by Eric a Cross Country Rider from Jacksonville, FL
Date Reviewed: July 7, 2003
Favorite Trail:Scales Lake
Duration Product Used:Less than 1 month
Price Paid: $88.00
Purchased At:Champion Cycling & Fitness (LBS)
Strengths:Solid, positively changed the feel of the bike more than I expected, light - shaved off 50 grams, the slight layback is a plus, not a peep or a creak so far, very clean look...
Weaknesses:I will baby this post a bit more than I would my previous aluminum posts...
Similar Products Used:Thomson Elite
Bike Setup:'02 Fuel 100, Bontrager seat, RF Crankset, Rock Shox Sid Carbon, Time Titans, Easton MonkeyLite Riser, Thomson stem, XTR brakes - front/rear D's
Bottom Line:I have seen a trend in the prior reviews regarding slippage, so I will be watching for that close. First thing that I thought of was mentioned by a few - get in there and clean out your seat tube before installing the EC70. Second that I didn't see is the recommendation to turn your seat post clamp 180 degrees so that the bolt side is on the front side of your tube, this should put more distributed tension on the post since the tightening bolt will not be directly on top on the tube seam. I know that it doesn't quite matter with aluminim posts, but it could make a diff with the carbon.
I immediatley noted an improvement in the feel of my ride with the EC70. Even though I already have full suspension, I still felt a marked change in less vibration on my berries and some sound dampening was also noted. The rides I have taken so far have been some poundings and the bike now feels more solid while at the same time more forgiving now that I'm running the Easton Carbon post.
If you are looking to improve your ride feel, move to the Easton MonkeyLite Carbon Riser bars and the Easton EC70 Carbon post! Putting that Carbon between you and the Earth makes a big difference!! Plus...where else can you make such SWEET upgrades in feel, look, installation, and price(both additions should only cost you about $200).
Value Rating:5Overall Rating:5

Submitted by Braveheart a from Aylesford, UK
Date Reviewed: June 18, 2003
Duration Product Used:1 Year
Price Paid: $100.00
Strengths:Light, soaks up vibration, looks the mutt's nuts.
Weaknesses:None.
Similar Products Used:USE, Bontrager, etc.
Bike Setup:Airborne Lancaster HT, Shimano '03 XTR, Hayes HFX-9, Mavic X317/Hope XC wheels, easton EC70 flat bar, Thomson Stem, Eggbeaters.
Bottom Line:Takes the sting out of riding a hardtail. I've used this post on my road bike and MTB, and nothing else soaks up bumps like this does.

Those of you who had problems with your seatposts, have you looked at the installation instructions thoroughly?

http://www.eastonbike.com/downloadable_files/product_sheets/ps_post_ec70-02.pdf

The tightening torque for the seatpost binder bolt isn't given. This is frame specific, so follow your frame manufacturer's guidance.
Value Rating:5Overall Rating:5

Submitted by Dave T a from Salinas, Ca. U.S.A
Date Reviewed: May 30, 2003
Duration Product Used:6 months
Purchased At:Bobcat Bicycles
Strengths:Sharp Looks, Easton Quality & Customer service, Weight, easy to setup
Weaknesses:I personally don't really care for layback posts
Similar Products Used:Titec, Control Tech, Syncros, Thomson
Bike Setup:03' Blur, XTR Disc group, FOX suspension front & rear, Kenda rubber.
Bottom Line:Yeah, it's a bit pricey but it's Easton. I have not had any problems with slippage or the layback head.
I wrench p/t at a shop and would recommend to everybody with a slippage problem, clean your seatube & post with a citrus based degreaser and your problems should go away.
We've sent many new bikes out there with this post and had exactly 1 customer come back with his seat in his hand, broken at the head/post junction and he admitted it was operator error. It's a good post but I'd like to see an "over-the-top" design.
I do like this seatpost & recommend it, but it's not my favorite.
Value Rating:4Overall Rating:4

Submitted by kilby a from austin, tx, usa
Date Reviewed: May 20, 2003
Duration Product Used:Less than 1 month
Strengths:light
Weaknesses:slips into frame and gouges carbon. anybody know how to stop this?? please inform.
Bike Setup:fuel 90 disc, xtr shifting, ec70 bars & post, slr saddle
Bottom Line:i thought i could get it tight enough to stop the slipping. i was WRONG!!! all i did was gouge the carbon. it still slips. P.O.S. don't buy it! oh, unless you're into that sort of thing.
Value Rating:1Overall Rating:1

Submitted by bob a Cross Country Rider from knoxville, tn, usa
Date Reviewed: April 3, 2003
Duration Product Used:Less than 1 month
Price Paid: $109.00
Purchased At:harpers
Strengths:great looking; height markings; setback
Weaknesses:slips into frame (1 inch per 15 minutes) ragardless of torque. creaks like crazy no matter what you do to it, makes the bike sound like it has a crack in it.
Similar Products Used:thompson elite (outstanding); cannondale
Bike Setup:scalpel with xtr, mavic tubeless wheels and hutchinson scorpion tires(both soon to be replaced, as all you red-blooded american, australian and british bikers should do for obvious reasons), easton cockpit, terry seat.
Bottom Line:all flash and no dash. only buy this post if you want to build a beautiful bike to put on the wall and stare at. complete waste of money. i love easton's monkeylite bars, but those guys blew it with this post. i won't even let my dog use it as a chew toy. easton needs to stick to bats and handlebars.
Value Rating:1Overall Rating:1

Submitted by Randy Harris a Cross Country Rider from Phoenix, AZ USA
Date Reviewed: March 22, 2003
Favorite Trail:Trail 100
Duration Product Used:Less than 1 month
Price Paid: $60.00
Purchased At:eBay
Strengths:Extremely light, the carbon absorbs some of the hits, great markings on the post to note the seat height, looks great.
Weaknesses:None so far.
Similar Products Used:Various Aluminum posts.
Bike Setup:K2 Razorback, SRAM rear D and shifters, XT front D and crankset, Avid SD 2.0 Koski Power Curve levers, Selle Italia Ti Flite Gel, XMO suspension fork, Maxxis flyweight, and currently Geax Hook/Warp.
Bottom Line:Some reviews have talked about long install times and slipping posts, I've seen none of this. It took me all of about 5 minutes start to finish to remove the old and install the new seatpost. I've been riding on some seriously bumpy trails and have not seen any slippage whatsoever. The first few minutes on the new post it really felt odd, you can feel it "give" where an aluminum post is very rigid. After 5 minutes into the first ride I was already used to the feel and didn't even notice it any more.

I'm really happy with this seatpost. It performs wonderfully, installs fast, easy and quick to adjust the seat angle, the carbon takes some of the hit out of the bumbs, and it looks cool to boot.
Value Rating:4Overall Rating:5

Submitted by thomas r. a Cross Country Rider from Burbank
Date Reviewed: February 25, 2003
Favorite Trail:snailtrail
Duration Product Used:3 months
Price Paid: $85.00
Purchased At:Helen,s Santa Monica
Strengths:Carbon fiber ,Polished head.Overall good looks.
Weaknesses:Okay,I have had it with this post slipping and my seat coming loose.Another good looking but crappy product from Easton.Has anything ever worked besides their M.T.B. bar?
Similar Products Used:Thomson,Is the sh**.Old Syncros Ti.Old Easton Carbon,Sucked too!And many others.
Bike Setup:Custom Moots Rigormootis.Moots Ti bar, Marz z1 Atom Bomb polished,8 speed XTR,King headset,Phil Wood hubs&Thomson stem.
Bottom Line:When is Easton going to make a reliable product,Mountain or road.The only thing that has ever worked in off-road situations for me is their M.T.B bar.
This slipping problem sounds like a recall in the making to me.
The post may very well be the last Easton product I ever buy.
Value Rating:1Overall Rating:1

Submitted by Bill a Racer from Houston
Date Reviewed: February 16, 2003
Duration Product Used:3 months
Price Paid: $100.00
Purchased At:LBS
Strengths:Looks cool.
Weaknesses:Slips into frame CONSTANTLY
Single bolt seat clamp does NOT stay tight.
Similar Products Used:Thomson Elite
Bike Setup:Litespeed w/ XTR and Fox Float
Bottom Line:The bottom line is that if this pinchy thing would stay put it would be a great product. Today during a race it slipped more than an inch AND the seat clamp loosened. I have cleaned my seat tube numerous times. The inside of that thing is so clean you could eat off it! The EC 70 still slips. Tried a new seat post clamp. The EC 70 still slips. And yes I did buy the correct size (27.2). I just don't think the tolerances on the Easton post are as tight as say Thomson, Ritchey, etc. At this point I'm not sure what I'll do. My hiney can't take much more abuse from an aluminum post, but at least my Thomson didn't friggin' slip! Who should buy the EC 70? If it worked like its supposed to, I suppose everybody! Carbon is awesome, and when molded into a seat post and then mated with a hardtail, especially one made out of Ti or Aluminum, its nothing but sweetness . . . and lot o' happy hineys!
Value Rating:2Overall Rating:1

Submitted by Larry Beute a Cross Country Rider from Hollywood,FL
Date Reviewed: January 31, 2003
Favorite Trail:MarkHam Park
Duration Product Used:Less than 1 month
Price Paid: $100.00
Purchased At:Family Bicycle in Cooper City
Strengths:Looks Great, height markings easy to adjust, lightweight, dampens vibration
Weaknesses:none so far
Similar Products Used:Thompson and Bontrager
Bike Setup:Santa Cruz Blur, spinergy wheels, 2003 xtr accessories, race face cranks
Bottom Line:this thing was just one more big step in taking out the vibrations that were putting a beating on my back!!! Less vibration longer more enjoyable rides.
The post has not slid at all since I set it up!!!
Of course I like to buy it for less, but who cares if it does what its suppose to.
Value Rating:4Overall Rating:5

Submitted by Liquid Chaos a Racer from Toronto, Ontario, Canada
Date Reviewed: January 7, 2003
Favorite Trail:Kelso
Duration Product Used:Less than 1 month
Price Paid: $61.00
Purchased At:ebay - o2bikes
Strengths:Light weight, cool looks, nifty flat spot on front of post to prevent wear and tear on the carbon post, super height adjust markings.
Weaknesses:A little time consuming....first remove old post, then clean out seat-tube, then sand down any edges on seat tube where the post might contact, then tighten...but not too much, no torque value given. I don't want to crush this thing and have to buy another, or leave it too loose and have it slide into the tube and scratch/gouge it weakening the carbon.......its a fine line. It all worked out o.k. but took about an hour. If it was a Thomson i would have pulled out the old post dropped in the new one and tightened - 30 second job.
Similar Products Used:No carbon posts before, but aluminum Syncros, Ringle Moby, Ritchey and Titec
Bike Setup:2002 BRODIE SPARK (scandium frame), xtr, King nothreadset, Easton carbon monkeylite lo rise, Hayes discs and this post.
Bottom Line:I really like it so far.....a little time consuming to set up but its light and looks very cool! I have high hopes, (havent had it long enough to really beat the &$#&^ out of it yet) but if its anything like the monkeylites then its a great purchase.
Value Rating:4Overall Rating:4

Submitted by Robert a Racer from Adelaide, Australia
Date Reviewed: December 18, 2002
Favorite Trail:Anywhere forestry
Duration Product Used:3 months
Price Paid: $220.00
Purchased At:Trak Cycles
Strengths:Corbon fibre, flexible, looks and light weight
Weaknesses:Price, People want to steal it
Similar Products Used:Race face prodigy, titec
Bike Setup:2002 Avanti Competitor XTR
Bottom Line:This seat post is absolutely unreal. It is light looks great and most of all performs faultlessly. As soon as i put it on i noticed the difference in ride, you hear all those people say how comfortable carbon fibre is but i never actually believed it until i purchased this seat post. I cannot believe how much it soaks up pumps and hard hits and i no-longer get a sore back after long races which it the best reason of all. If you can afford it or get it cheaper than i did definately go for it because i couldn't be happier. ENJOY YOUR RIDE!
Value Rating:3Overall Rating:5

Submitted by MTBiker a Cross Country Rider from Tallahassee, FL
Date Reviewed: December 2, 2002
Favorite Trail:Tom Brown
Duration Product Used:Less than 1 month
Price Paid: $100.00
Purchased At:PricePoint
Strengths:Carbon fiber looks great, height markings, lightweight
Weaknesses:Slides into seat tube, scratches easily
Similar Products Used:Thomson, Specialized
Bike Setup:02 NRS-1, Black Elite Air, Avid Discs, Stylo Cranks, XT, Egg Beaters, 25.5#
Bottom Line:No matter how tight I make my seatpost clamp, this thing keeps sliding down (didn't use grease per mfg. instructions). It may be due to the fact that I'm using a shim (NRS uses an unpopular 30.8 size), but you would think it should still stay put. You also have to be careful about overtightening and scratching the post beacuse it weakens the carbon fiber. I'm switching back to the Thompson...less hassle and only a few grams heavier. Anybody want to buy a slightly scratched up carbon fiber seatpost? Didn't think so. In this case, lighter is not better.
Value Rating:3Overall Rating:3

Submitted by Billy a Weekend Warrior from Sydney, NSW, Australia
Date Reviewed: November 25, 2002
Favorite Trail:Anywhere
Duration Product Used:Less than 1 month
Price Paid: $100.00
Purchased At:Burwood Cycles
Strengths:Good Looks, Light Weight, adjustability.
Weaknesses:None Yet.
Similar Products Used:None
Bike Setup:Stock Cannondale F800 2002 with, Easton CT2 Monkelite riser, EC70 Seatpost, CrankBros Eggbeaters, WTB saddle.
24lbs and falling, subject to next round of upgrades :)
Bottom Line:The EC70 seatpost has good adjustability. The post does also tend to take the edge off small bumps compared to the aluminium variety. It Would suit XC riders best.
Value Rating:5Overall Rating:5






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