Shimano XTR HB-M9210-B Rear Hub - Centerlock | 12x148mm Boost | E-Thru | Micro Spline

Shimano XTR Di2 – Wireless, Precise, Robust

The no-compromise Di2 system delivers Shimano’s ultra-precise and lightning-quick electronic shifting capabilities, with increased durability across each component. Engineered to withstand the demands of real-world racing, the new group features Shimano’s most robust drivetrain construction to-date, more intuitive ergonomics, predictable braking control, and new customization features that every rider can appreciate.

It all started with the search for the ultimate MTB racing components and now the XTR continues 27 years of innovation with even more speed, focus and control. It is jam-packed with the technological advantages needed to push the boundaries of today's insanely demanding courses. It is lighter, smoother, more durable and versatile to transfer all pedal-pounding watts into ground speed with extreme efficiency.

Shimano XTR HB-M9210-B Rear Hub

The XTR FH-M9210-B rear hub offers improved reliability and performance through improved seal design and stainless-steel cartridge bearings with pre-load adjust, creating an easily serviceable and smooth-rolling rear hub. Lighter weight with improved engagement (max 3.5°), FH-M9210-B is available in 12x148mm boost spacing and traditional 28H/32H drilled options.

Technology of Shimano XTR HB-M9210-B Rear Hub

• Quicker Engagement/Less Drag: A 3.5° engagement angle makes the FH-M9210-B fast off the line, while smart seal design and smooth bearings mean less drag when coasting.
• Conventional Drilling/Boost Spacing: Available in conventional 148x12 mm boost spacing and traditional 28H and 32H drilling options.
• Cartridge Bearings: XTR hubs are now available with easily serviceable stainless steel cartridge bearings.
• Rotation: Cartridge bearings, optimized seal designs and preload adjust keep the hub consistently rolling smoothly.

Scope of supply:
1 rear hub without thru axle