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Free standard shipping on orders over $149
We ship to the lower 48 United States. Orders over $149 ship free; a flat rate applies under $149. Estimated delivery dates are shown at checkout based on item availability and the shipping option you choose.
We text or call to confirm sizing & fitment before we ship.
Every Factory SuperBike order includes a free expert check from real riders. Before we ship helmets and gear, we text or call to confirm your size and fit; for parts, we verify fitment to your bike. This is why we don't have to guess and you don't have to gamble.
Helmet & gear orders: reply to our text to confirm and your order ships, typically same day. No reply within 48 hours and we'll call you. Questions now? Call or text (503) 832-7336.
The Brembo Prime Brake Master Cylinder PR 0.63-Inch Bore is designed to provide dependable hydraulic control for compatible braking systems. Manufactured by Brembo, a recognized name in braking technology, this master cylinder supports consistent brake fluid pressure from the lever or pedal to the caliper, helping deliver predictable braking response during everyday operation and performance-oriented use. The 0.63-inch bore corresponds to the original 16 mm specification while presenting the measurement in imperial units.
This Brembo Prime master cylinder is identified by part number 910D34119 and is intended for applications that specify the matching PR configuration and bore size. Correct fitment depends on the vehicle, braking system layout, mounting arrangement, fluid requirements, and manufacturer specifications. Confirm the original equipment part number and application details before installation to help ensure compatibility. Professional installation is recommended, particularly when replacing hydraulic brake components or servicing a system that requires bleeding and pressure testing.
Built for service in demanding brake-system environments, the Prime series master cylinder offers a practical replacement solution when restoring proper hydraulic function. Inspect related components, including brake lines, fittings, calipers, seals, and fluid condition, during installation. Follow the vehicle manufacturer’s service procedures for brake fluid selection, system bleeding, lever or pedal adjustment, and final inspection. After installation, verify that the controls feel firm and that the braking system operates correctly in a safe area before returning the vehicle to regular use. Choose the Brembo Prime Brake Master Cylinder PR 0.63-Inch Bore when accurate part identification and trusted braking-system engineering are priorities.
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