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Shimano GRX Di2 RX817 Rear Derailleur (Max 42T)

SKU: SHIMGRRR325GY00L1SGS
In Stock
With an integrated chain stabilizer mechanism providing more shifting security and precision on mixed terrains, the Shimano Di2 rear derailleur ensures a quieter drivetrain experience over mixed terrain. For rides on smooth surfaces, the derailleur features an on/off switch for the tensioner. The RD-RX817 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting, and is compatible with 11-42 MTB cassettes. Making this the perfect option for any drop-bar gravel machine.

  • Series: GRX Di2
  • Rear Speeds: 11
  • Average Weight: 318g
  • Total capacity: 31T
  • Min. Sprocket: 11T
  • Max. Sprocket: 42T
Was £309.99

Estimated delivery

  • Standard Untracked Delivery£5.00
  • Tracked Delivery£7.00
  • Tracked Delivery£14.00
  • Tracked Delivery£21.00
  • Tracked Delivery£28.00

Shimano GRX Di2 RX817 Rear Derailleur (42T Max)

With an integrated chain stabilizer mechanism providing more shifting security and precision on mixed terrains, the Shimano Di2 rear derailleur ensures a quieter drivetrain experience over mixed terrain. For rides on smooth surfaces, the derailleur features an on/off switch for the tensioner. The RD-RX817 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting, and is compatible with 11-42 MTB cassettes. Making this the perfect option for any drop-bar gravel machine.

  • Series: GRX Di2
  • Rear Speeds: 11
  • Average Weight: 318g
  • Total capacity: 31T
  • Min. Sprocket: 11T
  • Max. Sprocket: 42T

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Shimano GRX Di2 RX817 Rear Derailleur (42T Max)

With an integrated chain stabilizer mechanism providing more shifting security and precision on mixed terrains, the Shimano Di2 rear derailleur ensures a quieter drivetrain experience over mixed terrain. For rides on smooth surfaces, the derailleur features an on/off switch for the tensioner. The RD-RX817 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting, and is compatible with 11-42 MTB cassettes. Making this the perfect option for any drop-bar gravel machine.

  • Series: GRX Di2
  • Rear Speeds: 11
  • Average Weight: 318g
  • Total capacity: 31T
  • Min. Sprocket: 11T
  • Max. Sprocket: 42T
  • Clearance Product? No
  • Feature Image 1 /g/r/grx_di2_rx817_dearilleur.png
  • Feature Image 2 /g/r/grx_di2_rx817_dearilleur.png
  • Feature Image 3 /g/r/grx_di2_rx817_dearilleur.png
  • Header Image /g/r/grx_di2_rx817_dearilleur.png
  • Brake Mount Type Flat Mount

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