Elevate your cycling experience with Shimano’s Ultegra ST-R8170 brake levers. Featuring SERVO-WAVE technology for enhanced modulation, the Di2 platform offers reliable wireless shifting. The BR-R8170 hydraulic 2-piston disc brake caliper provides superior control with improved modulation and a quicker braking point. The wireless connection ensures a clean cockpit, while wider pad clearance reduces brake noise. Enjoy unparalleled ergonomic features, including raised hood peaks, and optimize brake control with light and smooth lever action. The system’s smaller construction makes it quieter and easier to maintain, with a user-friendly bleeding process.