What Makes the Shimano Deore XT FC-M8150 the Right eMTB Crank Arm Set?

The Shimano Deore XT FC-M8150 is a purpose-built e-MTB crank arm set engineered specifically for Shimano STEPS EP drive units, using Hollowtech II hollow-forged aluminum arms that deliver exceptional stiffness and strength at low weight. The integrated design eliminates motor spacers and fits flush against the EP drive unit for a clean, rattle-free installation -- a detail that matters on rough terrain where vibration amplifies any looseness in drivetrain components. At 160mm, this arm length is optimized for the higher bottom bracket heights typical of full-suspension e-MTB frames, reducing pedal strike on technical terrain.

Compatible exclusively with Shimano EP801, EP800, and EP600 drive units. Not compatible with non-STEPS motors or standard MTB cranksets. Sold as crank arms only -- no chainring or bottom bracket included. Requires a Hollowtech II compatible bottom bracket for your frame's shell standard. MPN: FC-M8150.