Race Face ERA-E Ebike Crank Arm
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Race Face
Race Face

Race Face ERA-E Ebike Crank Arm

4.6

Best premium upgrade for dedicated electric mountain bike riders.

These carbon crank arms are built to survive the extra torque and abuse of e-bike riding. With integrated stainless steel wear plates and a crash-inclusive lifetime warranty, they offer a durable, lightweight upgrade for riders who want to protect their investment while shedding weight.

$498.99

Out of stock
See buying options
Crank Arm Length Mm
160 165 170 175
Intended Use E-Bike
E-Bike
E-Bike, Mountain Mountain Mountain, E-Bike
Drivetrain Speed Compatibility
10-Speed, 11-Speed, 12-Speed 1x 1x, 10-Speed, 11-Speed, 12-Speed
Bottom Bracket Interface Type Bosch Gen4, TQ HPR50, Bosch Gen2
30mm
Bosch Gen4, TQ HPR50, Bosch Gen2
Cinch Fazua Ride 60 ISIS PF30
Number Of Chainrings
0 0 1

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Who it's for

  • Aggressive e-MTB riders seeking maximum strength and component longevity
  • Weight-conscious riders looking to optimize their e-bike's agility
  • Custom builders needing high-performance cranks for different motor platforms

Who should skip it

  • Budget-focused cyclists who prioritize utility over high-end materials
  • Home mechanics who prefer simple, tool-free maintenance
  • Riders who prioritize dampening and comfort over absolute power transfer

Performance breakdown

Impact Durability

Stainless steel wear plates effectively shield carbon from aggressive trail abuse.

Excellent

Weight Optimization

UD carbon construction significantly reduces rotational mass for e-bike setups.

Excellent

System Compatibility

Precision-engineered for specific Bosch and TQ drive units without compromise.

Excellent

Warranty Coverage

Industry-leading lifetime protection even covers damage from crashes.

Excellent

Installation Ease

Includes essential hardware, though chainring sourcing adds an extra step.

Good

Aesthetic Finish

Sleek carbon profile elevates the look of any high-end e-MTB.

Excellent

Key Specs

Material

UD Carbon with stainless steel wear plates

Compatibility

Bosch Gen4, TQ HPR50, and Bosch Gen2 drive units

Spindle Interface

BG4

Includes

Pedal boots, washers, and spindle spacers

Warranty

Lifetime (includes crashes)

Know before you buy

Still have a question?

Ask Metto anything about the Race Face ERA-E Ebike Crank Arm before you decide.

Race Face ERA-E Ebike Crank Arm

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Black Mountain Bicycles
Black Mountain Bicycles
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