GET FREE SHIPPING with Minimum Purchase of $60 (Except Bicycles & Bulky Items)

Shimano GRX Di2 Rear Deraileur RD-RX815 RD-RX817 for 11 speed
Shimano GRX Di2 Rear Deraileur RD-RX815 RD-RX817 for 11 speed
Shimano GRX Di2 Rear Deraileur RD-RX815 RD-RX817 for 11 speed
Shimano GRX Di2 Rear Deraileur RD-RX815 RD-RX817 for 11 speed

Shimano GRX Di2 Rear Deraileur RD-RX815 RD-RX817 for 11 speed

Regular price
$425.00
Sale price
$425.00
Tax included. Shipping calculated at checkout.

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.

•  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

RD-RX817
SHIMANO GRX - DI2 - Rear Derailleur - SHIMANO SHADOW RD+ - 42T 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-RX817 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting. and is compatible with mtb cassettes with a 42T low sprocket max.

•  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

 PRODUCT SPECIFICATIONS 

 MODEL NO

RD-RX815

RD-RX817

 SERIES

GRX DI2

GRX DI2

 Color

Series color

Series color

 Average weight

287

318

 Mount_Direct attachment

 Firmware update by E-TUBE PROJECT

 Total capacity

38T

31T

 B-axle_Hollow axle

 Sealed bearing guide pulley

 Sealed bearing tension pulley

 Mount_Direct mount compatible

 Fluoric coated link bushings

4

4

 Low sprocket_Max.

34T

42T

 Low sprocket_Min.

30T

40T

 Max. front difference

17T

NA

 Pulley_G pulley bearing

Sealed bearing

Sealed bearing

 Pulley_Teeth

13T

11T

 Pulley_T pulley bearing

Sealed bearing

Sealed bearing

 Top-normal spring type_SHIMANO

 SHADOW RD+

 Top sprocket_Max.

11T

11T

 Top sprocket_Min.

11T

11T

 Rear speeds

11

11

 Di2 connectivity wired_Di2 shifting

 Pulley

13T

11T

 SD300 connector (pcs)

0

0

 SD300 port (pcs)

0

0

 SD50 connector (pcs)

0

0

 SD50 port (pcs)

1

1