SHIMANO GRX DI2 Rear Derailleur 11-speed (34T max low sprocket)

RD-RX815

SHIMANO GRX DI2 Rear Derailleur 11-speed (34T max low sprocket)

RD-RX815

SHIMANO GRX - DI2 - Rear Derailleur - SHIMANO SHADOW RD+ - 34T max low sprocket - 11-speed

With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain tensioner. The RD-RX815 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting. and is compatible with road cassettes with a 34T 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
  • Maximum front difference: 17T
  • Top sprocket: Max. 11T/Min. 11T
  • Low sprocket: Max. 34T/Min. 30T
  • Total capacity: 38T

PRODUCT SPECIFICATIONS

MODEL NO RD-RX815
SERIES GRX DI2
Color Series color
Average weight 287
Rear speeds 11
Top-normal spring type|SHIMANO SHADOW RD+
Mount|Direct attachment (conventional)
Mount|Direct mount
Max. front difference 17T
Total capacity 38T
Low sprocket|Max. 34T
Low sprocket|Min. 30T
Top sprocket|Max. 11T
Top sprocket|Min. 11T
Fluoric coated link bushings 4
Pulley|Guide pulley bearing Sealed bearing
Pulley|Tension pulley bearing Sealed bearing
Pulley|Teeth 13T
B-axle|Hollow axle
Di2 connectivity wired|Di2 shifting
Firmware update by E-TUBE PROJECT
SD50 port (pcs) 1
SD300 port (pcs) 0
SD50 connector (pcs) 0
SD300 connector (pcs) 0

TECHNOLOGIES