CeramicSpeed OSPW X System for Shimano XT M8100/XTR M9100 12-Speed

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The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.

  • Features a 14-tooth upper pulley wheel and a 8-tooth lower pulley wheel to provide absolute optimization of the rear derailleur
  • Robust cage crafted from polyamide and carbon fiber for durability and light weight
  • Compact cage design allows the use of the same length chain as stock pulleys
  • Two spring tension settings allow customized setup based on ride conditions
  • Only compatible with 1X specific derailleurs - XTR M9100-SGS/GS and Shimano XT M8100-SGS