Shimano RD-RX812 GRX 11-Speed Rear Derailleur
SHIMANO GRX - Rear Derailleur - SHIMANO SHADOW RD+ - 42T max low sprocket - 11-speed
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-RX812 rear derailleur is compatible with mtb cassettes with a 42T low sprocket max.
FEATURES
- Silent and uninterrupted rear shifting on rough terrain
- Adjustable chain stabilizer prevents chain slapping and drops
- SHIMANO SHADOW RD+
- Smooth and reliable mixed surface shifting
- Switch stabilizer ON/OFF to match the terrain
- Gravel-tuned clutch tension
SPECIFICATIONS
Total Capacity:Ā 31T
Colour:Ā Series Colour
Average Weight: 267g
Mount: Direct attachment (conventional)/Direct mount compatible
Number Of Pulley Teeth: 11T
Max Low Sprocket: 42T
Min Low Sprocket:Ā 40TĀ
Rear Speeds: 11
Top Normal Spring Type: Shimano Shadow RD+
Product Code: IRDRX812
Model No:Ā RD-RX812
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Shimano RD-RX812 GRX 11-Speed Rear Derailleur
Shimano RD-RX812 GRX 11-Speed Rear Derailleur
SHIMANO GRX - Rear Derailleur - SHIMANO SHADOW RD+ - 42T max low sprocket - 11-speed
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-RX812 rear derailleur is compatible with mtb cassettes with a 42T low sprocket max.
FEATURES
- Silent and uninterrupted rear shifting on rough terrain
- Adjustable chain stabilizer prevents chain slapping and drops
- SHIMANO SHADOW RD+
- Smooth and reliable mixed surface shifting
- Switch stabilizer ON/OFF to match the terrain
- Gravel-tuned clutch tension
SPECIFICATIONS
Total Capacity:Ā 31T
Colour:Ā Series Colour
Average Weight: 267g
Mount: Direct attachment (conventional)/Direct mount compatible
Number Of Pulley Teeth: 11T
Max Low Sprocket: 42T
Min Low Sprocket:Ā 40TĀ
Rear Speeds: 11
Top Normal Spring Type: Shimano Shadow RD+
Product Code: IRDRX812
Model No:Ā RD-RX812
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
SHIMANO GRX - Rear Derailleur - SHIMANO SHADOW RD+ - 42T max low sprocket - 11-speed
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-RX812 rear derailleur is compatible with mtb cassettes with a 42T low sprocket max.
FEATURES
- Silent and uninterrupted rear shifting on rough terrain
- Adjustable chain stabilizer prevents chain slapping and drops
- SHIMANO SHADOW RD+
- Smooth and reliable mixed surface shifting
- Switch stabilizer ON/OFF to match the terrain
- Gravel-tuned clutch tension
SPECIFICATIONS
Total Capacity:Ā 31T
Colour:Ā Series Colour
Average Weight: 267g
Mount: Direct attachment (conventional)/Direct mount compatible
Number Of Pulley Teeth: 11T
Max Low Sprocket: 42T
Min Low Sprocket:Ā 40TĀ
Rear Speeds: 11
Top Normal Spring Type: Shimano Shadow RD+
Product Code: IRDRX812
Model No:Ā RD-RX812



















