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GRX RX820 Shifter/Disc Brake Caliper

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$441.99 - $444.99



Why We Like The Shimano GRX RX820 Shifter/Disc Brake Caliper

Made as part of the GRX 12-speed series, the Shimano GRX RX820 Shifter/Disc Brake Caliper brings optimized control and efficiency to our gravel setup. It features a quicker initial braking point, a maintenance-friendly bleeding process, and a quieter operation with a 10% wider pad clearance.


  • Flat mount hydraulic disc brake caliper for GRX 12-speed gravel
  • Provides enhanced control and efficiency with a quicker initial braking point
  • Features a 10% wider clearance for a quieter ride
  • Easy to maintain with a maintenance-friendly bleeding process
  • Item #SHIU1M3
Claimed Weight
[front] 146g, [rear] 136g
Caliper Type
hydraulic disc
Mount Type
flat mount
GRX 12-speed
SHIMANO mineral
Manufacturer Warranty
2 years

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