Shimano Ultegra ST-R8070/BR-R8070 Disc Brake
Best high performance upgrade for dedicated road cyclists seeking superior control.
This integrated hydraulic braking and electronic shifting system offers precise, tactile control for road cyclists. It combines a low-profile design with customizable ergonomics, ensuring reliable performance and comfort without compromising the bike's aerodynamics.
$399.99
Who it's for
- Performance cyclists seeking consistent shifting under heavy load
- Road riders prioritizing safety and control during technical descents
- Endurance athletes wanting a natural hand position on long rides
Who should skip it
- Touring cyclists traveling far from reliable power sources
- Home mechanics who prefer simple and tool-free roadside repairs
- Budget-conscious builders looking for the best value per gram
Performance breakdown
Stopping Power
Consistent, predictable deceleration in both wet and dry road conditions.
Ergonomic Comfort
Refined hood shape reduces hand fatigue on long, demanding rides.
Shifting Precision
Di2 electronic actuation delivers flawless, instantaneous gear changes every time.
Modulation Control
Excellent lever feedback allows for nuanced braking during technical descents.
Customization Options
Programmable buttons and adjustable reach offer a highly personalized setup.
Aerodynamic Integration
Low-profile flat mount design minimizes drag for cleaner bike aesthetics.
Key Specs
Brake Type
Hydraulic Disc
Mounting Type
Flat Mount
Intended Use
Road
Material
Resin
Number of Pistons
2
Brake Fluid Type
Mineral Oil
Lever Reach Adjustable
Yes
Bite Point Adjustable
No
Rotor Included
No
Hose Type
SM-BH90
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