Item Summary

• Rear master with reservoir

About the Product

Brembo Racing Rear Billet Brake Master Cylinder with Reservoir

Brembo XA52130 | CNC Billet Rear Brake Master Cylinder | Integrated Reservoir | Racing Rear Brake Application

Item Summary

• Brembo Racing XA52130 rear brake master cylinder designed for professional racing and high-performance motorcycle applications.
• Precision CNC-machined billet aluminum construction for maximum rigidity, lightweight performance, and precise hydraulic response.
• Integrated fluid reservoir provides compact installation and simplified rear brake system setup.
• Developed for race motorcycles, superbike builds, trackday machines, and custom performance applications.
• Brembo Racing hydraulic design delivers improved rear brake modulation, consistency, and rider feedback under aggressive riding conditions.

About the Product

The Brembo Racing XA52130 Rear Billet Brake Master Cylinder is a premium race-developed rear brake master cylinder engineered to provide exceptional rear brake control, lightweight construction, and superior hydraulic performance for demanding sportbike and racing applications. Designed using Brembo’s extensive motorsport experience, the XA52130 is built specifically for riders and teams seeking precise rear brake modulation and race-proven reliability.

Manufactured from precision CNC-machined billet aluminum, the XA52130 offers outstanding structural rigidity and highly accurate hydraulic pressure transfer compared to conventional cast master cylinders. The billet construction also helps reduce overall weight while maintaining excellent durability under repeated heavy braking conditions encountered during racing and aggressive track riding.

The master cylinder incorporates a compact integrated fluid reservoir, simplifying installation and reducing the need for external reservoir components and additional plumbing. This compact design is especially beneficial for racebike builds and aftermarket rearset applications where packaging space is limited and clean installation is important.

Brembo Racing rear master cylinders are engineered to provide smooth and progressive rear brake response, allowing riders to better manage corner entry, chassis stability, and rear brake modulation during high-performance riding situations. The XA52130 is commonly used in superbike racing, custom track builds, and professional-level performance motorcycle applications where precise rear brake feel is critical.

Whether upgrading a dedicated racebike, trackday motorcycle, or premium custom superbike project, the Brembo XA52130 delivers the braking precision, lightweight performance, and racing pedigree expected from one of the most respected names in motorcycle braking technology.

Technical Specifications

Key Features

CNC Billet Aluminum Construction

Precision-machined billet aluminum body provides superior rigidity, reduced flex, lightweight performance, and highly accurate hydraulic response.

Integrated Reservoir Design

The built-in fluid reservoir simplifies installation and creates a cleaner, more compact rear brake system layout.

Improved Rear Brake Modulation

Designed to deliver precise rear brake feel and smooth braking progression for advanced riding and racing applications.

Race-Proven Brembo Engineering

Developed using Brembo’s extensive motorsport experience in world-level motorcycle racing competition.

Lightweight Racing Design

Optimized for high-performance motorcycles where reducing weight and maximizing braking precision are critical.

Additional Details

Rear Brake Performance Benefits

The Brembo XA52130 is engineered to improve:

• Rear brake feel
• Hydraulic consistency
• Pedal modulation
• Chassis stability during braking
• Rider confidence under aggressive riding conditions
• Overall braking precision

Billet Construction Advantages

Compared to conventional cast master cylinders, CNC billet construction offers:

• Increased structural rigidity
• More precise machining tolerances
• Improved hydraulic efficiency
• Reduced flex under braking load
• Premium racing appearance
• Enhanced durability

Integrated Reservoir Advantages

The compact integrated reservoir provides:

• Simplified installation
• Reduced external hoses and fittings
• Cleaner racebike appearance
• Improved packaging flexibility
• More compact rear brake assembly

Ideal Applications

Commonly used on:

• Superbike race motorcycles
• Trackday motorcycles
• Custom superbike builds
• Professional racing applications
• MotoGP-inspired custom projects
• High-performance sportbike conversions

Compatible Motorcycle Types

Suitable for many performance motorcycles including:

• Ducati superbikes
• BMW S1000RR / M1000RR
• Yamaha YZF-R1
• Kawasaki ZX-10R
• Honda CBR1000RR-R
• Aprilia RSV4
• Suzuki GSX-R models
• Custom racebike applications

Professional Installation Notes

• Professional installation recommended.
• Verify rearset and mounting compatibility before installation.
• Proper brake bleeding is essential for maximum performance.
• Use fresh high-quality DOT 4 brake fluid.
• Brake light switch compatibility may vary depending on motorcycle setup.
• Designed primarily for racing and performance applications.

Why Choose the Brembo XA52130 Rear Master Cylinder?

The Brembo Racing XA52130 combines lightweight billet construction, race-proven hydraulic engineering, and premium rear brake feel in a compact high-performance package. Designed for serious racers and performance riders, this rear master cylinder delivers the precision, consistency, and reliability required for modern superbike and track motorcycle applications.