Engineered as the ultimate freehub for high-performance mountain biking, delivering lightning-fast engagement, robust durability, and lightweight efficiency.

The Shimano XTR FH-M9210-B Freehub (likely a next-generation model) represents the pinnacle of rear hub technology, meticulously designed for the demands of competitive cross-country, trail, and enduro riding. This Boost-spaced freehub is engineered for exceptionally rapid engagement, ensuring instant power transfer and precise acceleration out of corners and over technical obstacles. Its robust construction and refined bearing system provide unwavering durability and smooth rolling performance, even under extreme loads. Compatible with Shimano’s 12-speed Micro Spline cassettes, the FH-M9210-B is the definitive choice for riders demanding uncompromising speed, reliability, and efficiency from their rear wheel.

• Next-generation XTR Freehub, optimized for 12-speed mountain bike drivetrains (Micro Spline).
• Engineered for exceptionally fast engagement, ensuring immediate power transfer.
• Boost spacing (148mm) for increased wheel stiffness and strength.
• Robust construction and refined internals for unwavering durability.
• Lightweight design to minimize rotational mass and enhance acceleration.