I need to get a new rear derailleur for my wife's bike and I was looking at competitive cyclist and they have a good deal on a Shimano XT. Is it possible to just throw that on the bike even though it has full X7? If so is it worth it, or should I just get an X7?
Shimano XT Dyna-Sys RD-M781 Rear Derailleur - Competitive Cyclist
Bike Specs (it has an X7 front derailleur)
2011 X-Caliber WSD - Bike Archive - Trek Bicycle
Results 1 to 11 of 11
Thread: Which Rear Derailleur?
Check out the hottest mountain bike products from these brands!
See All Interbike Coverage - Click Here »