The Shimano Ultegra ST-R8170E Di2 Shift/Brake Lever paired with the BR-R8170 Hydraulic Disc Brake Caliper is designed to enhance every moment of your ride. The Ultegra ST-R8170E brake levers employ Shimano’s renowned SERVO-WAVE technology to deliver enhanced modulation and precise control. With the Di2 platform enabling wireless shifting, you’ll experience rapid and dependable shifting without the constraints of cables. The BR-R8170 hydraulic 2-piston disc brake caliper introduces a new realm of control to road cycling, offering improved modulation and quicker initial braking points. The system’s reduced noise and simplified maintenance further enhance your overall riding experience.

Benefits:

• Advanced Wireless Shifting: The Di2 platform eliminates the need for cables, providing a clutter-free cockpit that enhances aerodynamics and simplifies maintenance while delivering fast and reliable shifting.
• Precise Control: Ultegra ST-R8170E brake levers incorporate SERVO-WAVE technology for enhanced modulation and control, ensuring each ride is a smooth and responsive experience.
• Quieter Braking: Wider pad clearance reduces brake noise, resulting in a more serene and enjoyable ride, especially during braking maneuvers.
• Maintenance-Friendly: The brake system features a user-friendly bleeding process, making maintenance hassle-free and ensuring your bike is always in optimal condition.
• Ergonomic Excellence: Designed with raised hood peaks on the levers, the system offers unparalleled ergonomic features that optimize comfort and control.
• Enhanced Brake Modulation: The expanded braking control area, coupled with light and smooth lever action, results in enhanced modulation and improved braking performance.

Specifications:

• Brake Caliper Mount: Flat Mount
• Hydraulic Hose Length: 1000
• Brake Lever Use: Left
• Hydraulic Fluid Type: Mineral Oil
• Rear Der/Shifter Compatibility: Shimano Road Di2
• Adjustable Reach: Yes
• Rotor Included: No
• Double or Triple: Double
• Color: Black
• Pad Compound: Resin
• Front Der/Shifter Compatibility: Shimano Road Di2
• Brake Lever Actuation: Hydraulic
• Drivetrain Speeds: 12
• Defined Color: Black