Is Shimano GRX DUAL CONTROL LEVER 2X11s RX810 compatible with Shimano DEORE REAR DERAILLEUR 1X11s?

❌

Not Compatible

high confidence

Issues found between Shimano GRX DUAL CONTROL LEVER 2X11s RX810 and Shimano DEORE REAR DERAILLEUR 1X11s

Notes & Caveats

  • Front speed mismatch: GRX DUAL CONTROL LEVER 2X11s RX810 (2x) is not compatible with DEORE REAR DERAILLEUR 1X11s (1x)
  • Front speed mismatch: DEORE REAR DERAILLEUR 1X11s (1x) is not compatible with GRX DUAL CONTROL LEVER 2X11s RX810 (2x)

Part A

Shimano GRX DUAL CONTROL LEVER 2X11s RX810

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Part B

Shimano DEORE REAR DERAILLEUR 1X11s

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Frequently Asked Questions

Can I use Shimano GRX DUAL CONTROL LEVER 2X11s RX810 with Shimano DEORE REAR DERAILLEUR 1X11s?

No — Shimano GRX DUAL CONTROL LEVER 2X11s RX810 and Shimano DEORE REAR DERAILLEUR 1X11s are not compatible. Front speed mismatch: GRX DUAL CONTROL LEVER 2X11s RX810 (2x) is not compatible with DEORE REAR DERAILLEUR 1X11s (1x) Front speed mismatch: DEORE REAR DERAILLEUR 1X11s (1x) is not compatible with GRX DUAL CONTROL LEVER 2X11s RX810 (2x) Always confirm the exact specs before buying.

Do Shimano GRX DUAL CONTROL LEVER 2X11s RX810 and Shimano DEORE REAR DERAILLEUR 1X11s 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 GRX DUAL CONTROL LEVER 2X11s RX810 and Shimano DEORE REAR DERAILLEUR 1X11s the same shifting type?

Yes, both are mechanical (cable-actuated). The cable pull ratio must still match between brands and generations for precise shifting.

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