The Shimano GRX RD-RX820 2 x 12-speed rear derailleur with integrated chain stabilizer ensures quiet, safe and precise shifting on mixed terrain. When riding on slippery surfaces, the chain stabilizer can be deactivated using the ON/OFF switch on the rear derailleur. The RD-RX820 rear derailleur is compatible with cassettes with a maximum of 36 teeth on the largest sprocket.
Features:
- Low-noise and smooth shifting system for uneven terrain
- Adjustable chain stabilizer prevents the chain from jumping out
- SHIMANO SHADOW RD+
- Smooth and reliable shifting in changing ground conditions
- Turn gears ON or OFF with toggle switch to adapt to the terrain
- Depending on the terrain, the stabilizer can be switched on or off
- Spring tension adapted to Gravel
- Compatible with current DUAL-CONTROL shift/brake lever for racing bikes
Product features:
- Area of use: Gravel, Cyclocross
- Group: GRX
- Model: RD-RX820
- Mounting: Direct mounting (conventional)
- Technology: Shadow RD+
- Switching stages at the front: 2-fold
- Rear gears: 12-speed
- Compatible chain: 12-speed HG
- Max. Teeth large sprocket: 36 teeth
- Min. Teeth large sprocket: 34 teeth
- Max. Teeth small sprocket: 11 teeth
- Max. Teeth small sprocket: 11 teeth
- Max. Difference at the front: 17 teeth
- Total capacity: 42 teeth
- Material aluminum, steel, glass fiber reinforced plastic
- Weight approx. 270g (manufacturer information)
Technology:
Shimano Shadow RD+
Quiet drive and less distraction. Rear derailleur stabilizer reduces chain slap. Simple solution to prevent the chain from coming off. Lighter and more efficient than roller chain devices.
Product safety information
Manufacturer information:
Shimano Europe BV
High Tech Campus 95
Eindhoven, Niederlande, 5656 AG
privacy@shimano-eu.com
https://www.shimano.com