Shimano Ultegra FC-R8100 Chainrings (Black) (2 x 12 Speed) (110mm BCD) (Outer) (52T)

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Shimano Ultegra FC-R8100 Chainrings Description:

Genuine Shimano replacement chainrings for Ultegra 12-Speed. These will work with any Hollowtech II crankset but will match in appearance with Shimano FC-R8100 and FC-8100-P cranksets.

Note: Chainrings should only be paired in appropriate teeth configurations. See list below.


  • Compatible with HG 12-speed chains
  • Aluminum with anodized finish for extra durability and light weight
  • Superior power transfer as well as quicker and more precise front shifting


  • Chainring Shape: Round
  • Drive Type: 2x
  • Speed Compatibility: 12 Speed
  • Chainring BCD: 110mm Shimano Asymmetric
  • Mount: 4-Bolt
  • Material: Aluminum
  • Color: Black
  • Weight: -

Recommended Chainring Configurations:

  • 50-34T
  • 52-36T

This product was added to our catalog on March 20, 2023