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GRX Di2 REAR DERAILLEUR 11s (FOR 11-40/42T)
RD-RX817
GRX Di2 REAR DERAILLEUR 11s (FOR 11-40/42T)
RD-RX817

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.

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Ser­ies­ col­or

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.

BENEFIT

Silent and uninterrupted rear shifting on rough terrain

FEATURE

Adjustable chain stabilizer prevents chain slapping and drops

TECHNOLOGY

SHIMANO SHADOW RD+

BENEFIT

Smooth and reliable mixed surface shifting

FEATURE

Switch stabilizer ON/OFF to match the terrain

FEATURE

Gravel-tuned clutch tension

BENEFIT

Compatible with current road DUAL CONTROL LEVER

BENEFIT

Top sprocket: Max. 11T/Min. 11T

BENEFIT

Low sprocket: Max. 42T/Min. 40T

BENEFIT

Total capacity: 31T

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Product Specification

PRODUCT SPECIFICATION

Model No

RD-RX817

Series

GRX

Rear speeds

11

RD construction

SHIMANO SHADOW RD+

✔

Mount

Direct attachment (conventional)

✔

Direct mount

✔

Total capacity

31T

Low sprocket

Max.

42T

Min.

40T

Top sprocket

Max.

11T

Min.

11T

Fluoric coated link bushings

4

Pulley

Guide pulley bearing

Sealed bearing

Tension pulley bearing

Sealed bearing

Teeth

11T

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

Average weight

318

Color

Series color

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