Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake and Brake/Shift Lever - Left, 2x10-Speed, Flat Mount, Finned Resin Pads, Black

$ 262.99
Brand: Shimano


The Shimano GRX ST-RX400 10-speed hydraulic disc/brake lever provides greater control on mixed terrain.

Product Details:

  • Gravel inspired Dual Control shift/brake lever and bracket ergonomics
  • Anti-slip brake lever
  • Same light shifting operation as top tier systems
  • Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences
  • Compatible only with FD-4700 and FD-RX400 front derailleurs, and RD-RX400 and RD-4700 rear derailleurs


  • Brake Caliper Mount: Flat Mount
  • Hydraulic Hose Length: 1000mm
  • Rotor Included: No
  • Front Der/Shifter Compatibility: Shimano Road
  • Color: Black
  • Defined Color: Black
  • Hydraulic Fluid Type: Mineral Oil
  • Drivetrain Speeds: 10
  • Adjustable Contact Point: No
  • Pad Compound: Resin
  • Rear Der/Shifter Compatibility: Shimano Road
  • Brake Lever Use: Left
  • Adjustable Reach: Yes

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Panel Tool
Float header
Float topbar
Default Boxed Large