Shimano XTR FC-M9100-1 12S crank arm

The SHIMANO XTR FC-M9100-1 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a narrow 162mm Q-factor.

Features

• Smoother driving even over bumpy terrain
• Special gear teeth profile designed for MTB riding usage
• Lighter and stiffer design & easy exchangeable chainring by direct mount and one key release
• Exchangeable of single and double chainring by direct mount
• Crankset can be used as common component
• Q-factor: 162 mm
• Chainline: 52 mm
• Compatible chain: HG+ 12-speed
• Real weight (175 mm/32T): 529 g.

Technologies

Dynamic chain engagement+

Special gear teeth function. Shimano’s Dynamic Chain Engagement+ is a special gear teeth profile designed for use in single-chainring configurations for XC, enduro, and trail riding. It gives more chain retention and smoother pedaling - even over bumpy terrain,reducing abrasion and wear.

Hollowtech II

Providing the best balance of stiffness, strength, weight and rotating performance. The concept of Hollowtech II technology is focused on producing a superior crankset which will maximize a rider’s power transfer. Hollowtech technology is an ultra-lightweight hollow crank arm created by Shimano with the company’s own proprietary forging technology that also maintains rigidity. The Hollowtech II crankset has been developed by pursuing the optimum balance of stiffness & rotating performance in a lightweight and beautiful crankset design.

Find out more on the packaging of this item.