Designed for riding on rough roads, through gravel and mud, to be able to carry on in comfort, stress-free, to wherever you want, to allow you to achieve that unique sense of accomplishment. The first groupset designed for Gravel riding Explore beyond. Introducing SHIMANO GRX
. Adjustable chain stabilizer prevents chain slapping and drops. Switch stabilizer ON/OFF to match the terrain. Gravel-tuned clutch tension. Silent and uninterrupted rear shifting on rough terrain. Total capacity: 38T. 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
