Race Face ERA-E Crank Arm
Best premium upgrade for riders seeking durable and stylish carbon performance.
Engineered for high-performance electric mountain bikes, these carbon crank arms prioritize durability and weight savings. Featuring a specialized stainless steel wear plate, they withstand the rigors of aggressive trail riding while maintaining a sleek, professional aesthetic.
$498.99
at
Airpark Bike Co
More Era options
Who it's for
- Aggressive riders who want their gear to stay looking new
- Performance-focused e-bikers seeking lightweight yet bombproof components
- Riders prioritizing ergonomic comfort and a natural pedaling feel
Who should skip it
- Budget-conscious cyclists looking for simple, functional replacements
- Owners of e-bikes using Shimano, Yamaha, or Fazua drive units
- Home mechanics without access to professional-grade torque wrenches
Performance breakdown
Power Transfer Efficiency
Stiff carbon layup ensures every watt translates directly to the trail.
Weight Optimization
Significant mass reduction over alloy alternatives without compromising structural integrity.
Impact Durability
Stainless steel wear plates effectively shield against rock strikes and abrasion.
System Compatibility
Precision-engineered specifically for Bosch Gen4 and TQ HPR50 motor systems.
Installation Ease
Straightforward setup with included spacers and washers for a clean fit.
Trail Resilience
Built to withstand the high-torque demands of aggressive eMTB riding.
Key Specs
Material
Carbon
Weight
657 grams
Crank Arm Length
160 mm
Spindle Interface
BG4
Intended Use
eMTB
Pedal Thread
9/16 inch
Bottom Bracket Interface
ISIS
Know before you buy
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Ask Metto anything about the Race Face ERA-E Crank Arm before you decide.