The Shimano Ultegra Di2 Rear Brake/Shift Lever with BR-R8170 caliper brings next-level precision and control to your road bike. Featuring refined ergonomics, flawless electronic shifting, and advanced hydraulic braking, it delivers a smooth, confident, and responsive riding experience.
Key Features:
- Redesigned Ultegra R8170 lever with raised grip tip for improved ergonomics and comfort.
- Ultra-smooth lever operation with enhanced modulation and expanded brake control zone.
- Dual wired and wireless connectivity for flexible Di2 setup.
- Long battery life of 1.5–2 years with simple CR1632 shifter battery replacement.
- Hydraulic disc brake with flat-mount caliper for sleek integration and reliable stopping power.
- Optimized for Shimano 12-speed drivetrains, ensuring unmatched performance.
- Pre-assembled with 1700 mm housing length for easy installation.
Who is it for?
Ideal for performance-driven road cyclists who want precision shifting, powerful braking, and comfort-focused ergonomics. Perfect for endurance rides, fast group rides, and challenging descents.
Specifications
Mounting Position
Compatibility
Weight
Material
Torque Setting
Biodegradable
Bottom Bracket
Compatible Chains
Lubricant Type
Length
Volume
Manufacturer Warranty
Manual
Cage Length
Total Capacity
Low Sprocket Max
Shifting Actuation
Speed
Number of Chainrings
Top Sprocket Min
What's Included
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