RD-RX820 GRX REAR DERAILLEUR

Product Information

The Shimano GRX RD-RX820 rear derailleur is engineered specifically for the demands of gravel and mixed-surface riding, ensuring your 2x12 setup performs flawlessly. This mechanical derailleur delivers consistently smooth and stable shifts across diverse terrain, making it ideal for maintaining cadence on everything from paved roads to challenging dirt paths. Its robust design integrates advanced chain management to prevent chain slap and drops, keeping your focus on the ride ahead.

Designed for reliability, the RD-RX820 works seamlessly with 11-34T and 11-36T 12-speed cassettes, offering a wide gear range for varied riding conditions.

Features

• SHIMANO SHADOW RD+ technology for reduced chain bounce and quiet drivetrain
• Integrated chain stabilizer with ON/OFF switch to adapt to terrain and facilitate wheel removal
• Silent and secure shifting performance on rough surfaces

Specs

• Rear Speeds: 12
• Compatible Cassettes: 11-34T and 11-36T
• Maximum Front Difference: 17T
• Total Capacity: 42T
• Weight: 270g
• Cage Length: One-Spec (Medium Cage)
• Material: Aluminum (Bracket, Outer Link, Outer Plate), GFRP (Inner Link, Plate Body)