Rear Brake Master Cylinders

Match the exact motorcycle make, model, and year to the product listing. Also verify mounting and bore details for the specific assembly; do not assume fitment from appearance or a similar model.

No. Bore and system compatibility depend on the motorcycle and brake setup. Confirm the exact application and specifications in the product listing or manufacturer information before purchase.

Use only the fluid specified for the installed brake system and by its manufacturer. Never infer compatibility or mix fluids based on assumptions; check the motorcycle and component instructions.

Included items vary by part number. Check the individual product listing. For example, 45227 is a separate remote reservoir; do not assume a reservoir or other accessories are included with an assembly.

This page is for complete rear master-cylinder assemblies only. Service parts are not included in this selection; please use the store's separate service-parts enquiry channel.

Yes. Brake-system work should be carried out by a qualified motorcycle professional, following the motorcycle and component manufacturers' instructions. Verify correct operation and inspect for leaks before riding.

Inspect the assembly regularly and before extended rides for looseness, damage, unusual play, corrosion, or worn bushings and springs. Increase inspection frequency for hard use and address any concern before riding.

Moving pivots and serviceable grease points should be maintained according to the product instructions and your motorcycle service schedule. Use a suitable lubricant and do not over-grease or ignore worn components.

Included hardware can vary by product version. Check the current product listing and included-items information for the selected configuration; verify axle and mounting compatibility before assembly.

Warranty coverage is subject to the current store warranty terms and applicable consumer law. Keep your order details and contact us with your order number, product version, and clear photos if you need assistance.