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Brand: Shimano

Shimano XTR M9100 12s Double Crankset

Shimano XTR M9100 12s Double Crankset
Brand: Shimano

Shimano XTR M9100 12s Double Crankset

165 mm
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170 mm
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175 mm
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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.


  • Front double
  • Combine wide range and close gear steps
  • Alloy inner chainring is installed with outer chainring by bolts
  • Special gear teeth profile designed for MTB riding usage
  • Crankset can be used as common component
  • Smoother driving even over bumpy terrain
  • Lighter and stiffer design & easy exchangeable chainring by direct
  • mount and one key release
  • Exchangeable of single and double chainring by direct mount
  • Q-factor: 162 mm
  • Chainline: 48.8 mm


  • Model Number: FC-M9100-2
  • Series: XTR M9100 Series
  • Average weight: 597 g
  • Chain line (mm): 48.8
  • Chain ring combination: 38-28T
  • Compatible BB type: Outboard
  • Compatible chain: CN-M9100
  • Crank Arm Length: 165 mm, 170 mm, 175 mm
  • Crank fixing bolt included
  • Gear arms: 4 arms
  • Optional Chain Guard Without chain/bash guard
  • P.C.D. (mm): Direct
  • Rear speeds: 12 (Front double)
  • Recommended BB Pressfit: SM-BB94-41A
  • Recommended BB Threaded (normal): SM-BB93
  • Threaded BB Shell Width: 68 mm, 73 mm
  • Q-factor: (mm) 162

Manufacturer's Code: FCM9100A88, FCM9100C88, FCM9100E88