Shimano GRX 810 1x Front Brake Lever and Caliper Set

Size: 160 MM

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With its gravel-specific ergonomics, the Shimano GRX 810 1x Brake Lever and Caliper Set pulls all stops. A redesigned pivot point improves braking from the hood for confident riding on rough terrain.


  • Kit includes a ST-RX810-L brake-only lever and a BR-RX810 flat-mount hydraulic disc brake caliper for 160 mm rotor, with 8 mm cable stroke, and small parts
  • ST-RX810-L brake-only lever features improved braking and ergonomics from the hood, allowing for confident, heads-up riding on rough terrain
  • Curved anti-slip brake lever ensures grip in the worst conditions with optimized brake feel and power
  • BR-RX810 flat-mount hydraulic disc brake caliper has one-way bleeding for easy, clean setup and maintenance
  • Hydraulic disc brake calipers provide greater braking control on mixed terrain
  • Available for front braking only (left lever; no shifting)


View the Shimano GRX Product LineView all Shimano Disc Brake Calipers

Technical Specs

Best Use

Road Cycling

Brake Mount

Flat Mount

Number of Pistons

2 Pistons

Brake Position


Brake Lever Position


Adjustable Contact Point


Adjustable Reach


Hydraulic Fluid Type

Mineral Oil

Hydraulic Hose Length

1000 millimeters

Pad Compound

All Compound




Brake lever: 284 grams; brake: 141 grams

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