Shimano XTR FC-M9100-1 Crank Arms
Best lightweight upgrade for competitive cross country mountain bikers.
Engineered for elite cross-country performance, these crank arms prioritize stiffness and weight reduction. The direct-mount interface simplifies chainring swaps, making it a versatile choice for riders who demand precision and reliability on technical terrain.
$259.99
at
Universal Cycles
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Who it's for
- Cross-country racers seeking maximum pedaling efficiency and weight savings
- Riders who frequently change gearing based on specific course terrain
- Mountain bikers who value long-lasting component aesthetics and durability
Who should skip it
- Home mechanics who prefer using standard universal bike tools
- Budget-conscious cyclists looking for the best value-to-performance ratio
- Riders with wider hips who require a broader pedaling stance
Performance breakdown
Power Transfer Efficiency
Stiffness-to-weight ratio ensures every watt goes directly into forward motion.
Weight Optimization
Featherlight construction significantly reduces rotational mass for faster acceleration.
Drivetrain Integration
Seamlessly syncs with 12-speed systems for crisp, reliable shifting performance.
Maintenance Versatility
Direct-mount interface makes swapping chainrings quick and hassle-free.
Ergonomic Q-Factor
Narrow stance promotes natural pedaling mechanics and improved comfort.
Durability Standards
Professional-grade materials withstand the rigors of elite cross-country racing.
Key Specs
Weight
511 grams
Drivetrain Compatibility
12-Speed
Number of Chainrings
1
Chainline
52 mm
Q-Factor
162 mm
Chainring Mount Type
Direct Mount
Bottom Bracket Interface
Pressfit, Threaded
Intended Use
Mountain
Includes
Crank arms
Know before you buy
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Ask Metto anything about the Shimano XTR FC-M9100-1 Crank Arms before you decide.
