Shimano XTR M9100 Crank Arms
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Shimano
Shimano

Shimano XTR M9100 Crank Arms

4.7

Best high performance choice for dedicated cross country racers.

These crank arms deliver a professional-grade balance of stiffness and weight reduction for serious trail riders. The modular design allows for seamless chainring swaps, making it easy to tune your gearing for any terrain without replacing the entire crankset.

$298.40

Out of stock
Crank Arm Length Mm 175
Drivetrain Speed Compatibility 12-Speed
Bottom Bracket Interface Type Hollowtech II
Hollowtech II
Pressfit, Threaded
Number Of Chainrings 1
0
1

More XTR options

Who it's for

  • Weight-conscious cross-country racers seeking maximum climbing efficiency
  • Competitive athletes demanding immediate responsiveness during high-intensity sprints
  • Versatile riders who frequently transition between different trail types

Who should skip it

  • Budget-conscious mountain bikers looking for the best value-to-performance ratio
  • Aesthetic-focused riders who want their gear to remain pristine
  • Home mechanics who prefer using standard universal tools

Performance breakdown

Power Transfer Efficiency

Hollowtech II construction delivers near-instantaneous energy transfer to the drivetrain.

Excellent

Weight-to-Stiffness Ratio

Elite-level engineering keeps the rotating mass impressively low without sacrificing rigidity.

Excellent

Maintenance Simplicity

Direct-mount interface makes swapping chainrings a quick, tool-friendly process.

Excellent

Drivetrain Versatility

Adapts easily to single or double setups for varied terrain demands.

Excellent

Build Durability

Rugged aluminum construction withstands the harsh realities of technical trail riding.

Excellent

Compatibility Range

Standard 24mm spindle ensures seamless integration with most modern mountain frames.

Excellent

Key Specs

Crank Arm Length

175 mm

Intended Use

Mountain Biking

Drivetrain Speed Compatibility

12-speed

Bottom Bracket Interface Type

Hollowtech II

Material

Aluminum

Chainring Mount Type

Direct Mount

Number of Chainrings

1

Spindle Diameter

24 mm

Q-Factor

162 mm

Power Meter Included

No

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Shimano XTR M9100 Crank Arms

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