Mountain Bike Reviews Forum banner
1 - 2 of 2 Posts

·
Registered
Joined
·
396 Posts
Discussion Starter · #1 ·
i need a 73 mm BB but i see there are many 73mm BB's with different spindle lengths. how does the spindle length come into play for what i need? i have a hollowtech xt crankset
 

·
Ariolimax columbianus
Joined
·
1,635 Posts
chainline

Most frame manufacturers have a specific chainline they recommend for their frames. Most bikes use a 47.5mm - 50 mm chainline. Chainline is the distance from the middle of the bottom bracket shell to the middle chainring.
 
1 - 2 of 2 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top