A 170mm eBike crank arm made of metal, shown from a side angle against a white background.

eBike Crank Arm - 170mm

$39.00

Crank Arm - 170mm

EBSS authorized dealer in San Diego & Escondido

The Epessa left crank arm is a straightforward, long-lasting replacement part made to bring back smooth, consistent pedaling on compatible eBikes. Crafted from high quality aluminum alloy and built to match the correct crank length and spindle interface, it’s a fit-first solution for restoring your drivetrain feel.

Product images are provided for reference only; the item received may vary slightly from what is shown.

This product is currently available in store right now.

Key Features

  • Left crank arm replacement: Designed as a left-side crank arm.
  • Two interface options: Available in 2 Spindle Interface Mode: Diamond Interface and Square Interface.
  • 170mm hole spacing length: Hole spacing length: 170mm (Please make sure it is the same as your original).
  • 210mm total length: Total length: 210mm.
  • Pedal compatibility: Crank arm fits 9/16 inch pedal.
  • Material: High quality Aluminum alloy.
  • Match left/right interfaces: Please check the interface of your right crank arm is square or diamond. Keep both left and right arms have the same hole; some GYM bikes may not be available—please confirm the length and connection port.
  • Bottom bracket note: If you have replaced the crank once, then you need to replace the bottom bracket when you update the crank again, because the life of the general bottom bracket is only 2 times.

Specifications

Feature Details
Product Type Crank Arm (Left)
Spindle Interface Modes Diamond Interface / Square Interface
Hole Spacing Length 170mm
Total Length 210mm
Pedal Fit 9/16 inch pedal
Material High quality Aluminum alloy

Why Choose This Model?

When you’re replacing a left crank arm and need the fit to line up correctly, this 170mm Epessa model keeps the details simple and compatibility-focused. Confirm the 170mm hole spacing length and match the spindle interface to your right crank arm, and you’ll have a dependable aluminum alloy replacement for a consistent pedaling feel on your eBike.

Explore More

Explore more eBike parts, accessories, and upgrades at eBike Super Shop, with a wide selection of components chosen for compatibility and everyday reliability.

eBike Super Shop offers riders access to a broad parts and accessories selection, trusted eBike brands, and local support in Escondido, San Diego, and the wider Southern California area, with shipping available across the USA.

Crank Arm - 170mmEBSS authorized dealer in San Diego & EscondidoThe Epessa left crank arm is a straightforward, long-lasting replacement part made to bring back smooth, consistent pedaling on compatible eBikes. Crafted...

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*Bike in a box is not assembled, tuned or road tested *Bike in a box includes manufacturers limited warranty

Full eBike Crank Arm - 170mm Specs

Crank Arm - 170mm

EBSS authorized dealer in San Diego & Escondido

The Epessa left crank arm is a straightforward, long-lasting replacement part made to bring back smooth, consistent pedaling on compatible eBikes. Crafted from high quality aluminum alloy and built to match the correct crank length and spindle interface, it’s a fit-first solution for restoring your drivetrain feel.

Product images are provided for reference only; the item received may vary slightly from what is shown.

This product is currently available in store right now.

Key Features

  • Left crank arm replacement: Designed as a left-side crank arm.
  • Two interface options: Available in 2 Spindle Interface Mode: Diamond Interface and Square Interface.
  • 170mm hole spacing length: Hole spacing length: 170mm (Please make sure it is the same as your original).
  • 210mm total length: Total length: 210mm.
  • Pedal compatibility: Crank arm fits 9/16 inch pedal.
  • Material: High quality Aluminum alloy.
  • Match left/right interfaces: Please check the interface of your right crank arm is square or diamond. Keep both left and right arms have the same hole; some GYM bikes may not be available—please confirm the length and connection port.
  • Bottom bracket note: If you have replaced the crank once, then you need to replace the bottom bracket when you update the crank again, because the life of the general bottom bracket is only 2 times.

Specifications

Feature Details
Product Type Crank Arm (Left)
Spindle Interface Modes Diamond Interface / Square Interface
Hole Spacing Length 170mm
Total Length 210mm
Pedal Fit 9/16 inch pedal
Material High quality Aluminum alloy

Why Choose This Model?

When you’re replacing a left crank arm and need the fit to line up correctly, this 170mm Epessa model keeps the details simple and compatibility-focused. Confirm the 170mm hole spacing length and match the spindle interface to your right crank arm, and you’ll have a dependable aluminum alloy replacement for a consistent pedaling feel on your eBike.

Explore More

Explore more eBike parts, accessories, and upgrades at eBike Super Shop, with a wide selection of components chosen for compatibility and everyday reliability.

eBike Super Shop offers riders access to a broad parts and accessories selection, trusted eBike brands, and local support in Escondido, San Diego, and the wider Southern California area, with shipping available across the USA.