Inventory & Shipping
Description
Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake and Brake/Shift Lever - Left 2x10-Speed Flat Mount Finned Resin Pads Black. GRX ST-RX400 Brake/Shift Lever & Disc BrakeGravel 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
- TECH SPECS
Pad Compound | Resin |
Defined Color | Black |
Brake Lever Use | Left |
Color | Black |
Brake Caliper Mount | Flat Mount |
Rotor Included | No |
Hydraulic Hose Length | 1000 |
Hydraulic Fluid Type | Mineral Oil |
Rear Der/Shifter Compatibility | Shimano Road |
Drivetrain Speeds | 10 |
Front Der/Shifter Compatibility | Shimano Road |
Adjustable Contact Point | No |
Adjustable Reach | Yes |
Item Specific Details
UPC: 192790450179
Manufacturer Part #: IRX400DLF6SC100A
Model: GRX ST-RX400
2x10-Speed
Black
Finned Resin Pads
Flat Mount
Riders also like
Recently viewed

Why Buy From Us?
We offer a fantastic selection of curated cycling products with actual riders behind the scenes ready to help in times of need. We have worked tirelessly to adjust to our changing world to ensure the next time you're in need of a part, we get it to you in an efficient manner. And of course, who doesn't love our Dirt Perks member benefits?