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  • Shimano GRX RD-RX812 GS 1x11 Speed Rear Derailleur Black
Shimano

Shimano GRX RD-RX812 GS 1x11 Speed Rear Derailleur Black

$159.95
In stock (4)

With an integrated chain stabilizer mechanism, the SHIMANO GRX RD-RX812 derailleur provides a quieter experience, shifting security, and precision on mixed terrain.

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Description

With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain.

  • GRX 11 speed rear derailleur for 1X cranks
  • Adjustable chain stabilizer prevents chain slapping and drops
  • Gravel-tuned clutch tension can be toggled ON/OFF to match the terrain
  • Low sprocket: Max. 42T/Min. 40T
  • Top sprocket: 11T
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