Online Shimano GRX ST-RX810 11-speed STI Dual Control rear

A central concern of Gravel riders is a reliable braking system with sufficient power reserves, the Shimano GRX 2 x 11-speed ST-RX810 STI for hydraulic disc brake is characterized by excellent deceleration performance to maintain control on steep, demanding or even surprising descents.

For gravel, road and cyclocross: GRX 11-speed STI Dual Control ST-RX810 right for Shimano disc brake

All STI Dual Controler feature an 18mm higher brake lever pivot axis, a curved lever shape and non-slip textures on the contact surfaces for optimum grip even in the roughest terrain. The STI lineup of the GRX family is complemented by the 1×11-way RX800 and RX600 STIs for the left without switching or DSP functionality, including the 1×11 Di2 version (ST-RX815), whose three switches (two on the side and one on the top of the cap) can be used to operate 3rd devices such as compatible lights or computers.

SHIMANO’s GRX, the first Gravel-specific component family designed for both fast progress and safe bike handling on loose surfaces, is the result of an intensive and extensive research, testing and development process that incorporates information and feedback from countless riders on trails, forest tracks, gravel tracks and asphalt all over the world.