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Brand: Shimano

Shimano XTR M9100 12s Single Cassette

Shimano XTR M9100 12s Single Cassette
Brand: Shimano

Shimano XTR M9100 12s Single Cassette

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Here it is. New XTR.

27 years of development and we’re right back to where it all started, introducing the ultimate MTB race components.  Designed to meet the highest level competitive mountain bike racing needs with a second to none performance and experience. New XTR M9100 Series brings the most versatile groupset for XC, enduro and marathon racing.

In Mountain bike riding, trail conditions change drastically from one second to the next, from one turn to the next. Mountain bikers need to be able to seamlessly Perceive the conditions, Judge their options, and Operate their bike in a split second. XTR satisfies the needs of the most demanding riders by providing the highest level of precision and integration. We refocused on the original goal of XTR - to be the ultimate race components.


  • Let you pedal continuously while shifting
  • Increased acceleration by reducing inertia and weight by BEAM SPIDER construction
  • Definitive shifting
  • New MICRO SPLINE * construction to engage FREEHUB body


  • Model Number: CS-M9100-12
  • Series: XTR M9100 Series
  • Average weight: 367 g (10-51T)
  • Combination: 10-51T
  • Compatible chain: CN-M9100
  • Speeds: 12-speed

Manufacturer's Code: CSM9100051