Is Shimano GRX BRAKE LEVER (FOR Di2) compatible with Shimano GRX Di2 REAR DERAILLEUR 2x12s?

✅

Compatible

high confidence

Shimano GRX BRAKE LEVER (FOR Di2) works with Shimano GRX Di2 REAR DERAILLEUR 2x12s

Notes & Caveats

  • Matches required 12-speed standard
  • Uses di2 shifting type

Part A

Shimano GRX BRAKE LEVER (FOR Di2)

View Full Compatibility

Part B

Shimano GRX Di2 REAR DERAILLEUR 2x12s

View Full Compatibility

Frequently Asked Questions

Can I use Shimano GRX BRAKE LEVER (FOR Di2) with Shimano GRX Di2 REAR DERAILLEUR 2x12s?

Yes. Our compatibility engine found no conflicts between Shimano GRX BRAKE LEVER (FOR Di2) and Shimano GRX Di2 REAR DERAILLEUR 2x12s. Matches required 12-speed standard Uses di2 shifting type

Do Shimano GRX BRAKE LEVER (FOR Di2) and Shimano GRX Di2 REAR DERAILLEUR 2x12s use the same number of speeds?

Yes, both are 12-speed components. Matching the speed count is the single most important drivetrain requirement — the cassette spacing and cable pull are designed around it.

Are Shimano GRX BRAKE LEVER (FOR Di2) and Shimano GRX Di2 REAR DERAILLEUR 2x12s the same shifting type?

Yes, both are electronic. Note that electronic groups still have to belong to the same electronic family (e.g. Di2 vs AXS) to communicate.

Check in Builder

Validate this specific combination in our bike builder to prevent costly mistakes.

Open Combination