Is Shimano 105 HYDRAULIC DISC BRAKE DUAL CONTROL LEVER FOR SMALL HANDS 2X11s compatible with Shimano GRX REAR DERAILLEUR 11s (FOR 11-30/32/34T)?

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Compatible

high confidence

Shimano 105 HYDRAULIC DISC BRAKE DUAL CONTROL LEVER FOR SMALL HANDS 2X11s works with Shimano GRX REAR DERAILLEUR 11s (FOR 11-30/32/34T)

Notes & Caveats

  • Matches required 11-speed standard
  • Uses cable shifting type
  • Uses shimano hg standard

Part A

Shimano 105 HYDRAULIC DISC BRAKE DUAL CONTROL LEVER FOR SMALL HANDS 2X11s

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Part B

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

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Frequently Asked Questions

Can I use Shimano 105 HYDRAULIC DISC BRAKE DUAL CONTROL LEVER FOR SMALL HANDS 2X11s with Shimano GRX REAR DERAILLEUR 11s (FOR 11-30/32/34T)?

Yes. Our compatibility engine found no conflicts between Shimano 105 HYDRAULIC DISC BRAKE DUAL CONTROL LEVER FOR SMALL HANDS 2X11s and Shimano GRX REAR DERAILLEUR 11s (FOR 11-30/32/34T). Matches required 11-speed standard Uses cable shifting type

Do Shimano 105 HYDRAULIC DISC BRAKE DUAL CONTROL LEVER FOR SMALL HANDS 2X11s and Shimano GRX 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 105 HYDRAULIC DISC BRAKE DUAL CONTROL LEVER FOR SMALL HANDS 2X11s and Shimano GRX REAR DERAILLEUR 11s (FOR 11-30/32/34T) 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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