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absoluteBLACK Chainrings

absoluteBLACK Premium Round Chainrings for Shimano 8000/9100

Josh Matthew August 15, 2025

Price range: $53.95 through $230.85

Premium round chainrings for Shimano 110×4 cranksets
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absoluteBLACK Premium Round Chainrings for Shimano 8000/9100

The absoluteBLACK Premium Round Chainrings for Shimano 8000/9100 are specifically designed for DURA-ACE 9100, Ultegra R8000 and 105 R7000 cranksets. Featuring fast shifting and smooth pedaling, these are the most premium round chainrings on the market! They are 10-, 11- and 12-speed compatible.

 

Advantages to aB Road Chainrings

  • Unique “absoluteBLACK” look
  • Stiff design due to thicker, 5 mm construction
  • Bespoke 4 / 6 point ramp and recess shifting design results in fast, smooth shifts
  • Design that provides excellent strength to weight ratio

 

Chainring Bolts

You may order these chainrings with or without chainring bolts. Available bolts are:

  • Shimano DURA ACE 9100: absoluteBLACK DURA-ACE 9100 Chainring Bolt Covers (please see image above)*
  • Shimano Ultegra R8000: absoluteBLACK Ultegra R8000 Chainring Bolt Covers (please see image above)*
  • All other cranks: ROTOR Road Chainring Bolts

* These are move expensive but they are designed specifically for Shimano cranks and they cover the small step down between chainring and the crank arms, completing the entire look of the crank.

Compatibility

  • Crankset: These chainrings are compatible with Shimano DURA-ACE 9100, Ultegra R8000 and 105 R7000 cranksets
  • Chain: These chainrings are 10- and 11-speed compatible

Does not fit Stages Dual-Sided cranksets.

Specs

  • Color: Black
  • BCD: 110x4
  • Speeds: 10- and 11-Speed
  • Material: CNC machined 7075 aluminum
  • Weight: 34T - 30 grams | 36T - 38 grams | 39T - 45 grams | 50T - 114 grams | 52T - 129 grams | 53T - 136 grams
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