The Shimano GRX RD-RX820 Rear Derailleur delivers precise, stable shifting across 12-speed gravel drivetrains. With Shadow+ clutch technology, it maintains chain tension over rough terrain while reducing noise and slap.
Key Features
-
12-speed rear derailleur for GRX drivetrains.
-
Shadow+ clutch for chain stability.
-
Smooth, accurate shifting under load.
-
Optimized for mixed-terrain riding.
-
Durable and lightweight construction.
-
Liv Intrigue Advanced 29 1 2024
$4,999.00$6,599.00( / )Unavailable -
Giant Trance X Advanced 1 2024
From $6,499.00$9,499.00( / )Unavailable -
Giant 2027 Trinity Advanced SL 2
$8,999.00( / )Unavailable -
Giant 2027 Trinity Advanced SL 1
$10,999.00( / )Unavailable -
Liv 2027 Langma Advanced Pro 0 PC
$7,999.00( / )Unavailable -
$4,999.00( / )Unavailable
-
Giant 2027 Fastroad AR Advanced 2
$2,299.00( / )Unavailable -
Giant 2027 Fastroad AR Advanced 1
$2,799.00( / )Unavailable -
$1,599.00( / )Unavailable
-
Giant 2027 Defy Advanced Pro 0
$7,999.00( / )Unavailable -
$3,799.00( / )Unavailable
-
$4,999.00( / )Unavailable
Other Items To Compliment Your Purchase
-
Shimano RD-RX820 Rear Derailleur GRX Shadow+ 12-SPEED
$169.95$179.95( / )Unavailable -
Shimano RD-RX820 Rear Derailleur GRX Shadow+ 12-SPEED
$169.95$179.95( / )Unavailable -
Shimano RD-RX820 Rear Derailleur GRX Shadow+ 12-SPEED
$169.95$179.95( / )Unavailable -
Shimano RD-RX820 Rear Derailleur GRX Shadow+ 12-SPEED
$169.95$179.95( / )Unavailable -
Shimano RD-RX820 Rear Derailleur GRX Shadow+ 12-SPEED
$169.95$179.95( / )Unavailable
























