Shimano Ultegra RS811 Brake Caliper
Best rear brake upgrade for serious road cyclists.
This direct-mount caliper cleans up your bike’s profile while delivering the reliable, predictable stopping power that defines the Ultegra legacy. It is a specialized upgrade for specific frames, trading universal compatibility for a stiffer, more aerodynamic rear braking setup.
$104.99
at
Mike's Bikes
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Who it's for
- Competitive cyclists seeking every aerodynamic advantage
- Performance riders demanding reliable, high-modulation stopping power
- Aggressive racers needing maximum braking efficiency and stiffness
Who should skip it
- Home mechanics who prefer easy access for routine maintenance
- Cyclists with standard frames lacking specific mounting points
- All-weather riders concerned about road debris and grime buildup
Performance breakdown
Stopping Power
Delivers confident, immediate deceleration even in demanding road conditions.
Modulation Precision
Offers a refined, predictable feel that makes speed control effortless.
Frame Integration
Direct mount design eliminates flex for a cleaner, more rigid interface.
Build Quality
Premium materials ensure long-term durability and consistent mechanical reliability.
Aerodynamic Profile
Low-profile shape minimizes drag compared to traditional seatstay-mounted calipers.
Maintenance Ease
Setup is straightforward, though chainstay positioning requires careful cable routing.
Key Specs
Brake Type
Rim Brake
Mount Type
Direct Chainstay Mount
Intended Use
Road
Compatible Bike Types
Road
Type
Rear Caliper
Know before you buy
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Ask Metto anything about the Shimano Ultegra RS811 Brake Caliper before you decide.