en-NA

SELECT LOCATION AND LANGUAGE

GRX REAR DERAILLEUR 12s (FOR 11-34/36T)
RD-RX820
GRX REAR DERAILLEUR 12s (FOR 11-34/36T)
RD-RX820

The RD-RX820 is compatible with 11-34T and 11-36T 12-speed cassettes, providing a wide gear range so you can spin a comfortable cadence no matter the terrain type. The SHIMANO GRX 12-speed rear derailleur also features an integrated chain stabilizer that delivers quieter shifting and more secure chain management during rough rides. And the chain tensioner has an ON/OFF switch for outings on smooth surfaces.

Color
Series color

The RD-RX820 is compatible with 11-34T and 11-36T 12-speed cassettes, providing a wide gear range so you can spin a comfortable cadence no matter the terrain type. The SHIMANO GRX 12-speed rear derailleur also features an integrated chain stabilizer that delivers quieter shifting and more secure chain management during rough rides. And the chain tensioner has an ON/OFF switch for outings on smooth surfaces.

BENEFIT

Silent and secure rear shifting on rough terrain

FEATURE

Adjustable chain stabilizer prevents chain slap and drops

FEATURE

SHIMANO SHADOW RD+

BENEFIT

Smooth and reliable shifting on mixed surfaces

FEATURE

ON/OFF stabilizer switch matches terrain

BENEFIT

Maximum front chainring difference: 17T

BENEFIT

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

BENEFIT

Low sprocket: Max. 36T/Min. 34T

BENEFIT

Total capacity: 42T

Find a Dealer

PRODUCT SPECIFICATION

View Full Details
SUPPORT & SERVICE
Manuals and Technical Documents
User Manual
Replacement Parts

ABOUT US

SUPPORT

FIND PRODUCTS

STAY CONNECTED

en-NA

THIS WEBSITE USES COOKIES TO IMPROVE YOUR USER EXPERIENCE.
Click "I agree" or any link to accept these cookies. To learn more about how we use cookies, read our privacy policy.