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C-Bear

C-Bear Ceramic Bearings OCM Aluminium Full Ceramic Pulley Wheels for Shimano/SRAM 10/11-speed

C-Bear Ceramic Bearings OCM Aluminium Full Ceramic Pulley Wheels for Shimano/SRAM 10/11-speed

Some call this OverSize, C-Bear simply calls it Original Cage Max, C-Bear Ceramic OCM.

C-Bear Ceramic Aluminum Shift Wheels with full ceramic bearings for Shimano 10/11-speed rear derailleurs. Shifters are the fastest rotating bearings on your bike. Upgrading to ceramic bearings is therefore the most effective upgrade.

Suitable for the following rear derailleurs:

  • Dura Ace R9100, R9150 Di2
  • Ultegra R8000, R8050 Di2
  • GRX
  • XTR M9000
  • XT M8000
  • SLX M7000
  • 105 R7000


C-Bear Ceramic Bearings is a Belgian bearing specialist for ceramic ball bearings with best smooth running properties, durability and fitting accuracy. All bearings work without additional spacers and washers.

Note: Not compatible with the Shimano DURA-ACE FC-R9200 rear derailleur.

Included in delivery:

2x C-Bear Ceramic derailleur wheels

Fact Sheet of C-Bear Ceramic Bearings OCM Aluminium Full Ceramic Pulley Wheels for Shimano/SRAM 10/11-speed

Product Name: C-Bear Ceramic Bearings OCM Aluminium Full Ceramic Pulley Wheels for Shimano/SRAM 10/11-speed
Manufacturer: C-Bear
Item Code: CBE471046
activity: Cycling
material: Aluminium, Ceramic
usage bikesport: Road Bike
rear derailleur accessories: Jockey Wheels, Tuning Parts
Model year: 2021
manufacturer item code: pull-ocm-shi-fc
Manufacturer page: https://www.c-bear.com