Shimano Deore XT FC-M8150 E-Bike Crank Arm
Best durable upgrade for serious electric mountain bike enthusiasts.
These crank arms are engineered specifically for high-torque electric mountain bike motors, prioritizing stiffness and weight reduction. By utilizing hollow-forged construction, they ensure efficient power transfer while maintaining the durability required for aggressive trail riding.
$140.00
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Shimano Deore XT FC-M8150 E-Bike Crank Arm
$140.00
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Who it's for
- Performance-focused riders seeking a balance of strength and agility.
- Shimano EP8 system owners looking for a perfect factory fit.
- Serious mountain bikers who demand dependable components for technical terrain.
Who should skip it
- Budget-conscious cyclists looking for basic functionality at a lower cost.
- Riders using Bosch, Brose, or non-Shimano motor systems.
- Aesthetic-focused riders who want their gear to look brand new.
Performance breakdown
Power Transfer
Hollow-forged design ensures immediate, efficient energy delivery to the drivetrain.
Weight Efficiency
Impressively light for an e-bike component without sacrificing structural integrity.
System Integration
Seamlessly mates with EP8 and EP6 motors for a clean, spacer-free fit.
Durability
Built to withstand the high-torque demands of aggressive mountain biking.
Stiffness
Rigid construction minimizes flex during high-output climbs and technical maneuvers.
Compatibility
Strictly limited to specific Shimano motor systems, restricting broader cross-brand use.
Key Specs
Crank Arm Length
165 mm
Q-Factor
177 mm
Weight
521.63 grams
Spindle Type
Hollowtech II
Pedal Thread
9/16 inch
Compatibility
Shimano EP801, EP800, EP600 motors
Know before you buy
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