Universal Motorcycle Brake Master Cylinder Assemblies

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Shop universal motorcycle brake master cylinder assemblies designed for vintage restorations, custom builds, and motorcycle braking system upgrades. This collection includes complete motorcycle front brake master cylinders compatible with 7/8-inch handlebars, making them ideal for classic Honda, Yamaha, Suzuki, and Kawasaki motorcycles as well as café racer, brat, tracker, scrambler, and chopper projects.

Universal motorcycle Clutch Master Cylinder Assembly 12.9mm — Clutch Master Cylinder Assembly - 12.9mm
$89.95

Universal motorcycle 13mm Piston Front Master Cylinder Assembly — 13mm Piston ~ Front Master Cylinder Assembly
$81.95

Universal motorcycle 16mm Piston Front Master Cylinder Assembly Magura Universal — 16mm Piston ~ Front Master Cylinder Assembly ~ Magura Universal
$229.00

Honda CB750 Front Master Cylinder Assembly — 79 GL1000 Front Brake Master Cylinder Assembly
$119.95

A properly sized motorcycle brake master cylinder is essential for delivering correct hydraulic pressure and dependable braking performance. Worn or leaking master cylinders can lead to spongy lever feel, inconsistent braking response, and reduced stopping power. Replacing an aging motorcycle front brake master cylinder assembly restores firm lever feel, stable hydraulic pressure, and improved rider confidence.

Our inventory includes complete universal motorcycle brake master cylinder assemblies with lever, reservoir, and mounting hardware, available in multiple bore sizes to match brake caliper requirements. Each unit is selected for durability, clean handlebar mounting compatibility, and dependable performance across vintage restorations and custom motorcycle builds.

Whether you're refreshing an aging braking system or completing a custom café racer or tracker build, Old Bike Barn supplies universal motorcycle brake master cylinders designed to provide reliable hydraulic control, smooth lever feel, and long-term durability.

For related control and braking components, explore our Brake & Clutch Levers and model specific Motorcycle Brake Master Cylinder Components collections to complete your braking system setup.

Old Bike Barn specializes in vintage motorcycle brake and control components, offering carefully curated OEM and aftermarket parts trusted by riders who restore, rebuild, and customize classic machines.

Universal Motorcycle Brake Master Cylinder Assemblies parts questions

What does this Universal Motorcycle Brake Master Cylinder Assemblies collection include?

This collection brings together replacement and service parts for Universal Motorcycle Brake Master Cylinder Assemblies applications, organized so you can compare options against your own machine before ordering.

What kinds of Universal Motorcycle Brake Master Cylinder Assemblies parts are in this collection?

You will find engine gaskets and seals, brake components, and control cables and levers. Availability shifts as stock moves, so the live product grid above is the accurate list at any given moment.

Are these Universal Motorcycle Brake Master Cylinder Assemblies parts OEM or aftermarket?

Both. Old Bike Barn stocks genuine OEM replacements alongside quality aftermarket parts, and each listing states which it is. OEM suits a period-correct restoration; aftermarket often costs less or offers an upgrade over the original design.

How do I confirm a part fits my Universal Motorcycle Brake Master Cylinder Assemblies?

Check the application details on the product page against your year, and engine or frame number. Older machines are often not original, so confirm the part you are replacing rather than assuming factory spec. If you are unsure, contact us before ordering.

How fast does Old Bike Barn ship?

Orders ship from our warehouse on regular business days, and shipping is free on orders over $50 within the United States. Tracking is emailed as soon as your order leaves.