Shimano XTR M9100 12 Speed Cassette

With the beam spider construction, the XTR M9100 12-speed cassette shaves weight while increasing Shimano's MTB gearing range another gear. Using Shimano's new Micro Spline freehub body and Hyperglide+ tooth profile, these 10-45 and 10-51T cassettes deliver the best MTB shift experience on offer. It reduces cassette inertia resulting in faster acceleration and increased chain security.

• Model: XTR M9100
• Speed: 12
• Weight: 357g (10-45T), 367g (10-51T)
• Ratio (10-45T): 10-12-14-16-18-21-24-28-32-36-40-45T
• Ratio (10-51T): 10-12-14-16-18-21-24-28-33-39-45-51T
• Type: Hyperglide+
• Spline type: Micro spline
• Aluminum spider arm (pcs): 1
• Titanium gear (pcs): 5
• Aluminum gear (pcs): 3
• Steel gear (pcs): 4

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