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A black ROTOR Round GRX 1x Chainring on a white background.

ROTOR Chainrings

ROTOR GRX 1x Chainring

Josh Matthew August 19, 2025

Price range: $140.00 through $190.00

ROTOR 1X round or oval ring for your Shimano GRX 810 or 600 crankset
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ROTOR GRX 1x Chainring

The ROTOR GRX 1x Chainring is stiff and lightweight. Featuring a 110×4 BCD, this GRX ring fits both Shimano GRX 810 and 600 cranksets. The chainring is 100% CNC-machined, 7075 aluminum alloy for high strength and low weight.

These chainrings use ROTOR’s Universal Tooth Profile, making them compatible with Shimano 11- and 12-speed GRX groupsets. Please see Compatibility Tab for more information.

Options

The chainring is available in the following chainring sizes:

  • Size: 40 | 42 | 44 | 46 | 48 | 50 | 52 | 54
  • Shape: Round | Q-Ring

Compatibility

  • These ROTOR chainrings are designed for Shimano GRX RX810 and RX600 1x cranksets
  • Compatible with Shimano 11- and 12-speed GRX groupsets

Requires the use of ROTOR GRX 1x Chainring Bolts

Specs

  • Color: Black anodized
  • BCD: 110x4
  • 100% CNC-machined, 7075 aluminum alloy
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