Shimano GRX RX820 Flat Mount Hydraulic Disc Brake

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keyboard_arrow_right Description

Shimano GRX RX820 Flat Mount Hydraulic Disc Brake


The Shimano GRX BR-RX820 hydraulic brake calipers are a low-profile, flat-mount design that brings simplicity and power to the GRX platform. The 2-piston, lightweight design boasts a great power-to-weight ratio, giving you all of the performance with none of the fuss. With a maintenance-friendly bleeding process, the GRX BR-RX820 has you covered, no matter what the day has in store.


  • Maintenance-friendly bleeding process
  • 10% wider pad clearance reduces brake rotor noise
  • Low-profile flat-mount design


  • Brake Type: Hydraulic Disc
  • Brake Fluid: Mineral Oil
  • Brake Mount: Flat Mount
  • Brake Pads: Organic/Resin
  • Pistons: 2
  • Color: Black
  • Weight: 146g (Front), 136g (Rear)

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