Is Shimano GRX BRAKE LEVER (FOR Di2) compatible with Shimano XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s?
Not Compatible
high confidenceIssues found between Shimano GRX BRAKE LEVER (FOR Di2) and Shimano XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s
Notes & Caveats
- Electronic shifting family mismatch: GRX BRAKE LEVER (FOR Di2) (shimano di2 grx 12) is not compatible with XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s (shimano di2 mtb 12 wireless)
- Electronic shifting family mismatch: XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s (shimano di2 mtb 12 wireless) is not compatible with GRX BRAKE LEVER (FOR Di2) (shimano di2 grx 12)
Frequently Asked Questions
Can I use Shimano GRX BRAKE LEVER (FOR Di2) with Shimano XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s?
No — Shimano GRX BRAKE LEVER (FOR Di2) and Shimano XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s are not compatible. Electronic shifting family mismatch: GRX BRAKE LEVER (FOR Di2) (shimano di2 grx 12) is not compatible with XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s (shimano di2 mtb 12 wireless) Electronic shifting family mismatch: XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s (shimano di2 mtb 12 wireless) is not compatible with GRX BRAKE LEVER (FOR Di2) (shimano di2 grx 12) Always confirm the exact specs before buying.
Do Shimano GRX BRAKE LEVER (FOR Di2) and Shimano XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s 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 XTR Di2 REAR DERAILLEUR MEDIUM CAGE 12s 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.
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