RaceFace Aeffect-R Ebike Crank Arm
Best durable upgrade for electric mountain bike riders seeking reliable performance
Engineered for the rigors of enduro riding, these forged aluminum crank arms deliver a robust strength-to-weight ratio. They integrate seamlessly with specific mid-drive motor systems, offering a clean, direct-mount setup that prioritizes durability and performance on the trail.
$101.68
at
Motomentum
More Aeffect options
Race Face Aeffect R Crankset
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Race Face Aeffect Crankset
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Race Face Aeffect Crankarms
$219.00
RaceFace Aeffect CINCH Crank Arm Set
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Race Face Aeffect R Dropper Seatpost
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Race Face Aeffect CINCH
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RaceFace Aeffect R Crankset
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Race Face Aeffect-R Crank Arm
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Race Face Aeffect-R Crank Arm
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Race Face Aeffect R Crankarms
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Who it's for
- Aggressive trail riders seeking reliable components for high-torque electric motors
- E-bike owners looking for a dependable upgrade across various motor platforms
- Technical mountain bikers navigating rocky terrain and narrow trail sections
Who should skip it
- Aesthetic-focused riders who want their gear to remain pristine after use
- Home mechanics without specialized tools for modern e-bike crank removal
- Weight-conscious racers prioritizing the lightest possible build for their e-bike
Performance breakdown
Structural Integrity
Forged 7050 aluminum handles aggressive enduro impacts with impressive resilience.
System Compatibility
Perfectly optimized for Bosch Gen 4 and 5 motor interfaces.
Weight Efficiency
Strikes a smart balance between rugged durability and trail-ready weight.
Installation Simplicity
Direct-mount interface makes drivetrain swaps and maintenance straightforward.
Configurability
CINCH system offers excellent versatility for various 1x drivetrain setups.
Finish Durability
Satin coating resists scuffs and maintains a clean, professional aesthetic.
Key Specs
Material
7050 Aluminum
Crank Arm Length
165mm
Compatibility
Bosch Gen 4 and Gen 5 drive systems
Weight
453.59 grams
Mount Type
CINCH direct mount
Intended Use
E-Bike
Construction
Forged
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