Upgrade your shifting game with the Shimano GRX Rear Derailleur. Designed specifically for mixed terrain, this derailleur features an integrated chain stabilizer for quieter and more precise shifting. Plus, its ON/OFF switch allows for customizable tension on different surfaces. Compatible with road cassettes up to 34T. Adventure awaits!

Features

• Silent and uninterrupted rear shifting on rough terrain
• Smooth and reliable mixed surface shifting
• Compatible with current road DUAL CONTROL LEVER
• Maximum front difference: 17T
• Top sprocket: Max. 11T/Min. 11T
• Low sprocket: Max. 34T/Min. 30T
• Total capacity: 40T
• Average weight 255
• SERIES GRX 11-speed