Is Shimano DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s compatible with Shimano GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T)?

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Not Compatible

high confidence

Issues found between Shimano DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s and Shimano GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T)

Notes & Caveats

  • Electronic shifting family mismatch: DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s (shimano di2 road 11) is not compatible with GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T) (shimano di2 grx 11)
  • Electronic shifting family mismatch: GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T) (shimano di2 grx 11) is not compatible with DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s (shimano di2 road 11)

Part A

Shimano DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s

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Part B

Shimano GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T)

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Frequently Asked Questions

Can I use Shimano DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s with Shimano GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T)?

No — Shimano DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s and Shimano GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T) are not compatible. Electronic shifting family mismatch: DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s (shimano di2 road 11) is not compatible with GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T) (shimano di2 grx 11) Electronic shifting family mismatch: GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T) (shimano di2 grx 11) is not compatible with DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s (shimano di2 road 11) Always confirm the exact specs before buying.

Do Shimano DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s and Shimano GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T) use the same number of speeds?

Yes, both are 11-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 DURA-ACE Di2 TRIATHLON/TT HYDRAULIC DISC BRAKE DUAL CONTROL LEVER 11s and Shimano GRX Di2 REAR DERAILLEUR 11s (FOR 11-30/32/34T) 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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