Shimano Ultegra FC-R8000 Crank Arm
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Shimano
Shimano

Shimano Ultegra FC-R8000 Crank Arm

4.6

Best premium performance upgrade for dedicated road cycling enthusiasts

A precise, factory-spec replacement for the non-drive side of a high-performance road drivetrain. This component restores original stiffness and power transfer efficiency, making it the ideal solution for maintenance or repair without the need to replace the entire crankset.

$75.52

Out of stock
Crank Arm Length Mm 165
Drivetrain Speed Compatibility 11-Speed
11-Speed
12-Speed
Bottom Bracket Interface Type Hollowtech II
Hollowtech II
Outboard
Number Of Chainrings

Who it's for

  • Performance-oriented road cyclists seeking professional-grade efficiency and responsiveness.
  • Competitive riders who demand flawless drivetrain reliability during intense efforts.
  • Enthusiasts looking for a reliable and widely compatible drivetrain upgrade.

Who should skip it

  • Riders who prioritize maintaining a pristine, showroom-quality aesthetic.
  • Weight-obsessed hill climbers looking for the absolute lightest components available.
  • All-weather cyclists operating in harsh, humid, or coastal environments.

Performance breakdown

Power Transfer Efficiency

Hollowtech II construction ensures minimal flex under high-wattage efforts.

Excellent

Weight Optimization

Hollow forging sheds grams without sacrificing essential structural rigidity.

Excellent

Installation Simplicity

Standardized interface makes swapping this arm a straightforward home mechanic task.

Excellent

Component Compatibility

Perfectly matched to the R8000 ecosystem for seamless drivetrain integration.

Excellent

Build Durability

Robust aluminum alloy withstands years of rigorous, all-weather road riding.

Excellent

Finish Quality

The anodized coating resists scuffs and maintains a premium aesthetic.

Excellent

Key Specs

Crank Arm Length

165 mm

Compatibility

Shimano Ultegra FC-R8000 2 x 11 Speed cranksets

Spindle Interface

Hollowtech II

Construction

Hollowtech II

Know before you buy

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Shimano Ultegra FC-R8000 Crank Arm

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