Shimano GRX Rear Derailleur RD-RX812 GS for 1x 11-speed 11-40/42T - Urbane Cyclist Co-op
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C$208.00
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Shimano GRX Rear Derailleur RD-RX812 GS for 1x 11-speed 11-40/42T

Shimano GRX Rear Derailleur RD-RX812 GS for 1x 11-speed 11-40/42T
C$208.00 Excl. tax
In stock (5)
EAN Code:
192790448886
SKU:
IRDRX812

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

For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner. The RD-RX812 rear derailleur is compatible with MTB cassettes with a 42T low sprocket max.

 

FEATURES

  • Silent and uninterrupted rear shifting on rough terrain
  • Adjustable chain stabilizer prevents chain slapping and drops
  • SHIMANO SHADOW RD+
  • Smooth and reliable mixed surface shifting
  • Switch stabilizer ON/OFF to match the terrain
  • Gravel-tuned clutch tension
  • Compatible with current road DUAL CONTROL LEVER
  • Top sprocket: Max. 11T/Min. 11T
  • Low sprocket: Max. 42T/Min. 40T
  • Total capacity: 31T
Shimano GRX Rear Derailleur RD-RX812 GS for 1x 11-speed 11-40/42T

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Open Mon - Fri 10 - 6 and Sat 11-6
Worker Owned since 1997
Happy 25th Anniversary to us!
Support your local co-ops!