RaceFace ERA-E Ebike Crank Arm Set
Best durable upgrade for demanding ebike riders.
Engineered specifically for high-torque electric mountain bike motors, these carbon arms prioritize stiffness and weight savings. They provide a direct, responsive power transfer that handles the unique demands of modern pedal-assist systems without adding unnecessary bulk.
$498.99
at
Nexgen Cycle
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Who it's for
- Aggressive e-mountain bikers seeking reliable, long-lasting components.
- Riders demanding maximum power transfer and component rigidity.
- E-bike owners who value aesthetics and a cohesive bike build.
Who should skip it
- Budget-conscious riders looking for more affordable e-bike upgrades.
- E-bike owners with less common motor systems or older models.
- Leisurely e-bike riders prioritizing minimal weight over extreme durability.
Performance breakdown
Power Transfer Efficiency
Carbon stiffness ensures every watt of pedal input reaches the drivetrain.
Weight Optimization
Significant mass reduction improves handling without sacrificing essential structural integrity.
Drive Unit Integration
Seamlessly pairs with Bosch and TQ systems for factory-level fitment.
Impact Durability
Robust construction withstands the harsh realities of aggressive technical trail riding.
Installation Simplicity
Direct mount interface makes chainring swaps quick and straightforward for mechanics.
Trail Responsiveness
Enhanced rigidity creates a direct, connected feel during high-torque maneuvers.
Key Specs
Material
UD Carbon with stainless steel wear plates
Spindle Interface
BG4
Spindle Diameter
30 mm
Crank Arm Length
165 mm
Chainline
52 mm
Pedal Thread
9/16 inches
Compatibility
Bosch Gen4, TQ HPR50, Bosch Gen2
Bottom Bracket Included
No
Warranty
Lifetime (includes crashes)
Know before you buy
Still have a question?
Ask Metto anything about the RaceFace ERA-E Ebike Crank Arm Set before you decide.
