Shimano Ultegra ST-R8150 Rim Brake Shift Lever Set

The Shimano Ultegra ST-R8150 rim brake levers combine Shimano’s 12-speed Di2 electronic shifting precision with a lightweight, performance-focused rim brake platform. Designed for road cyclists who value clean integration and responsive control, these levers deliver fast, accurate shifting performance while maintaining the simplicity and low weight of traditional rim braking systems.

Ergonomically refined hood shaping and surface texture improve grip and comfort across long rides and high-intensity efforts, giving riders greater confidence in both braking and shifting control. Optimized for competitive road use, the ST-R8150 levers ensure consistent brake feel and efficient power transfer, making them a strong choice for performance-oriented builds where weight savings and precision matter most.

Key Features

• Di2 12-Speed Integration – Fast, precise electronic shifting with Shimano’s latest road drivetrain system.
• Lightweight Rim Brake Platform – Combines electronic shifting performance with minimal system weight.
• Ergonomic Lever Design – Refined hood shape and texture for improved grip, comfort, and control.