I assume that I would have issues using a 7-8 speed chain on a 9 speed drivetrain.frdfandc said:The 9 speed chains are narrower than their 78sp counterparts. And 10 speed is narrower than 9 speed as well.
no sense in using a weaker chainambassadorhawg said:...
How about using a 9 speed chain on a 7 speed drivetrain?