Shimano GP-M9250 Di2 DRIVETRAIN KIT XTR RD-M9250-SGS - I spec 105 MOUNTAINWith a tread design that

MOUNTAINWith a tread design that deftly balances rolling speed with braking and cornering traction

Shave bike weight off without sacrificing durability or reliability

a small amount of Isopropyl Alcohol can work wonders for lubrication

The rider benefits from enhanced tire performance

while an EPS upper keeps weight low

Shimano GP-M9250 Di2 DRIVETRAIN KIT XTR RD-M9250-SGS - I spec 105 MOUNTAINWith a tread design thatShimano sets a new benchmark for mountain bike performance with the fully wireless XTR M9250 Di2 system. Designed for the rigors of racing and the chaos of the trail, this cutting edge drivetrain delivers lightning fast, ultra precise electronic shifting with rock solid reliability. From the reimagined rear derailleur with SHADOW ES technology to customizable shifter ergonomics and the option for E MTB integration, every detail is engineered for elite