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As the premium option in Shimano's lineup, the XTR M9125 Cranks are light, stiff, and ready for race day. This particular version uses a 55mm chainline and 174mm Q factor, which is ideal for 12 x 148mm Boost bikes that just need a bit more chainstay clearance than the standard 52mm chainline.
Arm Material
Hollowtech II aluminumArm Length
165mm, 170mm, 175mmRings
singleBB Type
Press fit, threadedSpindle
24mmQ Factor
174mmChainline
55mmCompatible Components
[drivetrains] Shimano 12-speed mountain, [bikes] 12 x 148mm BoostIncludes
3 spacers, 1 preload adjuster, 1 lockringClaimed Weight
[with 32t chainring (not included)] 573gManufacturer Warranty
3 yearsActivity
mountain biking