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Brand: Shimano

Shimano XTR M9100 11/12s GS Rear Derailleur

Shimano XTR M9100 11/12s GS Rear Derailleur
Brand: Shimano

Shimano XTR M9100 11/12s GS Rear Derailleur

RRP: $256.32
Save: 16%
Extended Delivery Time
External Warehouse5 Days Delivery Time

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.


  • Optimized for new drive system
  • 10-45T (12-speed)
  • 10-45T (11-speed)
  • Decreased rear derailleur tension at low gear position, to prevent high chain tension at low gear
  • Add bumper at rear derailleur pulley cage for silent drive
  • Bigger 13T pulley
  • 28 mm better ground clearance (vs. RD-M9100-SGS)


  • Enhance shifting performance
  • Low sprocket combination
  • Silent drivetrain
  • Low profile design
  • For more aggressive riding

Manufacturer's Code: RDM9100GS