CNC Motorcycle Brake Master Cylinder 17.5mm Aluminum Piston

Upgrade Your Ride with a CNC-Machined Brake Master Cylinder

Take your motorcycle's braking system to the next level with this precision-engineered CNC Modified Brake Master Cylinder. Featuring a striking dragon scale pattern carved directly into the aluminum alloy body, this direct push-up pump combines head-turning aesthetics with serious performance engineering. Whether you're customizing a standard motorcycle or an electric motorcycle, this master cylinder delivers confident, responsive braking feel and durable long-term performance.

Key Features

• Premium Aluminum Alloy Construction – Both the pump body and 17.5mm piston are crafted from high-grade aluminum alloy for a lightweight yet exceptionally strong build.
• Anodized Surface Finish – The anodized coating protects against corrosion and wear while enhancing the visual appeal of your handlebar setup.
• CNC Dragon Scale Pattern – Intricately carved by CNC machining, the distinctive dragon scale texture sets this master cylinder apart from stock and generic aftermarket options.
• Adjustable Span – Ergonomically designed with an adjustable lever span to accommodate different hand sizes and riding preferences for a more comfortable grip.
• Universal 22mm Handlebar Compatibility – Fits standard 22mm handlebars found on most motorcycles and electric motorcycles, making installation straightforward.
• Left & Right Options – Available in left-hand and right-hand configurations, as well as Black and Silver color finishes to match your build.

Specifications

Perfect For

This CNC brake master cylinder is ideal for motorcycle enthusiasts, custom builders, and electric motorcycle owners looking to upgrade their braking components with a part that delivers both precise performance and premium visual flair. It's a popular choice for café racer, street fighter, scrambler, and e-moto builds.

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Further Reading

For guidance on motorcycle safety standards and brake system maintenance, visit the U.S. Consumer Product Safety Commission (CPSC) for relevant safety information on powersports components.

Frequently Asked Questions

Q: What handlebar diameter is this CNC brake master cylinder compatible with?

A: This brake master cylinder is designed to fit standard 22mm handlebars, which are found on the vast majority of motorcycles and electric motorcycles. Always verify your handlebar diameter before purchasing to ensure a proper fit.

Q: What is the piston size and why does it matter?

A: This master cylinder features a 17.5mm aluminum alloy piston. The piston diameter directly affects braking feel and lever travel — a 17.5mm bore offers a well-balanced blend of firm braking response and smooth modulation suitable for most motorcycle applications.

Q: Is this master cylinder available in both left-hand and right-hand versions?

A: Yes. This CNC brake master cylinder is available in both left-hand and right-hand configurations, as well as Black and Silver finishes, so you can choose the setup that best matches your motorcycle's controls and aesthetics.

Q: What makes the surface finish on this master cylinder special?

A: The pump body features an anodized surface treatment combined with a CNC-carved dragon scale pattern. The anodizing provides durable protection against corrosion, while the intricate dragon scale design adds a premium custom look that stands out from standard aftermarket parts.