Shimano GRX RD-RX815-R Di2 11-Speed for 34T Max Shadow+ Rear Derailleur

$499.99

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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