Shimano GP-M9250 XTR Di2 W/Clamp Band Drivetrain Kit Downhill 5-Level Height Adjustment: better fits

5-Level Height Adjustment: better fits bikes in various sizes

Back by popular demand

meaning you can track down your bike in the event of theft and can locate it using the Find My iPhone App

Shadow+ stabilizer adjusts the spring resistance against the chain for normal riding and rough riding conditions

Shimano GP-M9250 XTR Di2 W/Clamp Band Drivetrain Kit Downhill 5-Level Height Adjustment: better fitsXTR M9250 Long Cage Derailleur The all new XTR M9250 long cage derailleur paired with a standard 10 51T M9200 cassette gives riders and racers the speed, range, and robustness to tackle every trail on the mountain. With built in Automatic Crash Recovery, an impact deflecting shape, and simple covered pulley solutions, this derailleur stands up to harsh trail impacts and still retains its lightning quick shifting speed and top level performance.