Shimano GRX Hydraulic Disc Brake Caliper
Best hydraulic stopping power for gravel and cyclocross enthusiasts.
Designed specifically for gravel riding, this component delivers superior modulation and a quick, responsive braking point. The wider pad clearance minimizes noise, while the simplified maintenance process ensures reliable performance throughout the season.
$95.00
at
Cambria Bike
Who it's for
- Gravel riders demanding precise control on technical, steep descents
- Long-distance cyclists tackling extended, high-speed mountain descents
- Modern bike builders seeking seamless, durable frame integration
Who should skip it
- Home mechanics preferring simple, tool-free brake adjustments
- Budget-conscious cyclists upgrading components on a strict limit
- Riders who prefer using widely available, universal brake fluids
Performance breakdown
Stopping Power
Two-piston hydraulic force delivers confident, predictable deceleration on loose gravel descents.
Modulation Control
Refined hydraulic architecture allows for precise, nuanced braking in technical terrain.
Maintenance Ease
One-way bleeding system makes routine fluid changes straightforward and mess-free.
Rotor Clearance
Wider pad spacing effectively eliminates annoying rotor rub during hard efforts.
Weight Efficiency
Lightweight construction keeps the front end nimble without sacrificing structural integrity.
Heat Management
Finned resin pads dissipate heat well during sustained, high-speed braking.
Key Specs
Series
GRX
Generation
RX820
Brake Lever Actuation
Hydraulic
Mount Type
Flat Mount
Intended Use
Gravel Cycling
Brake Fluid Type
Mineral Oil
Number of Pistons
2
Pad Compound
Resin
Rotor Included
No
Weight
146g
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