• Shimano RD-RX820 Rear Derailleur GRX Shadow+ 12-SPEED

Shimano RD-RX820 Rear Derailleur GRX Shadow+ 12-SPEED

$169.95 $199.95
Loading locations...

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.

Featured collection