ST-RX610 GRX DISC BRAKE SET

Product Information

For riders seeking precise control and reliable stopping power on gravel and mixed terrain, the Shimano GRX ST-RX610 / BR-RX400 Disc Brake Set brings 12-speed mechanical shifting and hydraulic disc braking performance within reach. This set benefits from trickle-down technology from Shimano's higher-tier GRX components, ensuring a responsive and confident ride.

Designed with gravel-specific ergonomics, the ST-RX610 levers feature an anti-slip coating and textured hood shape for enhanced grip, even in challenging conditions. Paired with the BR-RX400 flat mount caliper, you get consistent braking performance and easy maintenance.

Features

• 12-speed mechanical shifting with hydraulic disc brakes
• Gravel-specific lever and bracket ergonomics
• Anti-slip brake lever coating and textured hood for enhanced grip
• Reach adjustment for personalized fit
• BR-RX400 flat mount hydraulic caliper with 2-piston design
• Ice Technologies compatible with finned resin pads (BR-RX400)
• Mineral oil hydraulic system with One Way Bleeding for easy maintenance

Specs

• Weight: Approximately 610 grams per lever pair
• Brake Lever Material: Aluminum
• Lever Body Material: Composite
• Brake Type: Hydraulic Disc Brake
• Gearing Compatibility: 2x12 or 1x12 speed
• Handlebar Diameter: 23.8-24.2 mm
• Recommended Brake Caliper: BR-RX400
• Recommended Brake Hose: SM-BH90-JK-SSR
• Brake Fluid: Shimano Mineral Oil