Shimano Ultegra R8170l With Electronic Shifter

Discover unparalleled control and performance with the SHIMANO Ultegra R8170L Brake Lever With Electronic Shifter, the left-side command center for the state-of-the-art 12-speed Di2 groupset. Engineered for the passionate road cyclist who demands precision, reliability, and a clean aesthetic, this dual-control lever seamlessly integrates SHIMANO´s fastest-ever wireless electronic shifting with the modulated stopping power of hydraulic disc brakes. The result is a ride experience that is more intuitive, responsive, and confidence-inspiring than ever before.Experience a revolution in cockpit design. The wireless Di2 connection to the derailleurs eliminates the need for traditional shift cables, creating an exceptionally clean, uncluttered handlebar area. This not only enhances the visual appeal of your bike but also simplifies installation and maintenance. The ergonomics have been meticulously refined, featuring a taller, more comfortable hood body that provides a secure and comfortable grip in multiple hand positions. This improved interface reduces pressure points and fatigue, allowing you to stay focused and powerful on the longest and most demanding rides.When it comes to braking, the Ultegra R8170 lever sets a new standard for control. Featuring SHIMANO´s proven SERVO WAVE ACTION technology, it offers an optimized braking curve. The initial lever stroke engages the pads quickly, followed by a rapid increase in power, providing exceptional modulation and control in all conditions, from technical descents to sudden stops in a peloton. This enhanced braking performance, combined with a quieter brake system and a simplified bleeding process, gives you the confidence to push your limits.Shifting is instantaneous and flawless. This lever is specifically designed to control the front derailleur, providing crisp and immediate shifts between your two chainrings. As part of a complete 12s system, it ensures perfect drivetrain harmony. Powered by a long-lasting and easily replaceable CR1632 coin cell battery, the shifter maintains a stable, low-energy wireless connection. Furthermore, through the SHIMANO E-TUBE PROJECT Cyclist app, you can customize button functions, adjust shift speeds, and fine-tune your setup to perfectly match your riding style. This lever is a pinnacle of modern bike parts, representing the ultimate fusion of shifters and brakes for high-performance road cycling.Brand:SHIMANO.Specifications:- SHIMANO shift/brake lever ´´Ultegra Di2 ST-R8170´´self-service package, for hydraulic brakes, electronic shifting Di2 radio.- SHIFT/BR.LEVER SHIM.ULTE.- DI2 2SP.- Function: Shifters and brakes (Dual Control Lever)- Front Speeds: 2s- Rear Speed Compatibility: 12s- Brake Type: Hydraulic Disc Brake- Shifting Type: Di2 Electronic Wireless- JP