RCB RS-1 Left Radial Master Brake Pump | Universal Fitment

Are you experiencing a spongy brake lever, hand fatigue, or brake fade during intense rides? Upgrade to the RCB RS-1 Racing Spec Master Brake Pump for a stiffer lever feel, instant bite, and unmatched braking confidence on the track or the street.

[Core Value & Benefits]

• Radial Piston Design: Delivers linear, powerful braking force directly aligned with your lever pull for precision stopping power.

• Forged Alloy Construction: Ensures maximum durability and consistent performance under extreme heat and riding conditions.

• Adjustable Lever Reach: Easily customize the lever distance to fit your hand size for optimal ergonomics and comfort.

• Transparent Fluid Reservoir: Allows you to effortlessly monitor your brake fluid level and condition at a glance.

• Corrosion-Resistant Finish: Hard-anodized coating withstands the elements and maintains a premium, aggressive look.

[Technical Specifications]

• Fitment: Universal application for motorcycles and scooters utilizing 7/8" (22mm) handlebars. This left-hand pump is ideal for rear brake setups on scooters or hydraulic clutch conversions on motorcycles.

• Installation Steps:

  1. Drain the old brake fluid safely.

  2. Mount the RCB RS-1 master cylinder onto the left handlebar.

  3. Connect the brake line using the included banjo bolt and new crush washers.

  4. Fill the reservoir with the recommended DOT brake fluid.

  5. Bleed the system thoroughly until the lever feels firm. (Professional installation is highly recommended).

[What's in the Box]

• 1x RCB RS-1 Left Master Brake Pump with Lever

• 1x Transparent Fluid Reservoir with Mounting Bracket

• 1x Banjo Bolt

• 2x Sealing Crush Washers

• Is the RCB RS-1 master brake pump universal? Yes, the RCB RS-1 is designed as a universal fit for motorcycles and scooters that use standard 7/8-inch (22mm) handlebars.

• Can the RCB RS-1 left pump be used for a hydraulic clutch? Yes, the left-hand configuration is commonly used for hydraulic clutch conversions on manual motorcycles, as well as for the rear brake on automatic scooters.

• What type of brake fluid does the RCB RS-1 require? Always check the cap for specific requirements, but high-performance master cylinders like the RCB RS-1 typically require DOT 4 or DOT 5.1 brake fluid.

• Does the RCB RS-1 come with a fluid reservoir? Yes, the RS-1 Racing Spec comes complete with a transparent external fluid reservoir and the necessary mounting bracket.

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