MPA Electrical M55286 Brake Master Cylinder

Brake Master Cylinder for Volvo Front Disc Brake Applications

The MPA Electrical M55286 is a remanufactured brake master cylinder built for Volvo vehicles with front disc brakes. It is engineered to restore hydraulic braking performance with a 1-inch bore, aluminum construction, and a tested OE-based remanufacturing process.

Compatible with 2001-2006 Volvo S80, 2001-2009 Volvo S60, 2001-2007 Volvo V70, 2003-2007 Volvo XC70, and 2003-2014 Volvo XC90, this M55286 master cylinder is a standard replacement for vehicles that need consistent pedal response and dependable brake pressure.

Key Features

• Remanufactured brake master cylinder for front disc brake Volvo applications
• 1-inch master cylinder bore diameter for hydraulic brake system operation
• Aluminum master cylinder body
• Gasket or seal included
• 2 mounting holes with 0.355-inch mounting hole diameter
• Standard replacement grade
• No reservoir, cap, brake booster, push rod, sensor, or pressure switch included

Product Details

MPA Electrical remanufactures this brake master cylinder using OE sample references and controlled testing procedures to verify performance against OE specifications. The M55286 is built for Volvo S60, Volvo V70, Volvo XC70, Volvo S80, and Volvo XC90 models equipped with front disc brakes, making it a direct-fit hydraulic replacement for the listed applications. This part cross-references 8602365 and 8646009 for the same application.

Common Brake Issues It May Address

• Low or inconsistent brake pedal feel
• Internal hydraulic leakage in the master cylinder
• Brake fluid loss at the cylinder seals
• Uneven or delayed brake pressure delivery
• Brake system performance loss from a worn master cylinder bore

Installation Notes

• Verify vehicle fitment by year, make, model, and front disc brake configuration before installation.
• Transfer or source any required external components separately, since reservoir, cap, booster, push rod, and mounting hardware are not included.
• Bleed the brake system thoroughly after installation to remove trapped air.
• Inspect brake lines, fittings, and fluid condition before completing the repair.

Quality Assurance

Each MPA Electrical remanufactured master cylinder is tested against OE specifications using proprietary processes and strict protocols to help ensure consistent braking performance out of the box. Part number M55286 is built to meet standard replacement expectations for Volvo brake hydraulic service.