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Shimano GRX RD-RX812 11-Speed Rear Derailleur

sku# 186356
Shimano - GRX RD-RX812 11-Speed Rear Derailleur
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Product Info

You're hammering harder than most mountain bikers, so it makes sense to have a clutch rear derailleur like the Shimano GRX RD-RX812 11-Speed Rear Derailleur. Compatible with Shimano's latest GRX gravel group, this is a smooth piece of kit. Lightweight, bomber, and low-profile.

Product Details


Shadow ClutchExternally adjustable clutch for easier spring tension adjustment. Reduces chain slap and dropped chains, on-off switch allows for simple wheel changes.

Shadow+ Chain StabilizerProvides a simple, lightweight chain control solution.

Stronger Return SpringCrisp shift feeling.


Fast and Shockless Shifting

Compatible with HG-EV 11-Speed Shimano Chains


  • Biking Type: Urban/Commuter
  • Derailleur Speed: 11
  • Warranty: 2 Years
Size Long Cage
Weight (g) 267

Other Notes

Shimano products can only be shipped within the United States



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