MPA Electrical M55060 Brake Master Cylinder

Brake Master Cylinder for Lexus LS400

Restore consistent brake pedal response with this remanufactured brake master cylinder from MPA Electrical. Built for 1993-1994 Lexus LS400 models with front disc brakes, part number M55060 is a standard replacement for hydraulic brake system service.

MPA Electrical’s reman with front disc brakes product line focuses on restoring OE-level braking function through tested remanufactured components. This master cylinder is aluminum-bodied, uses a 1.0625-inch bore, and includes a gasket or seal for service-ready installation.

Key Features

• Fits 1993-1994 Lexus LS400, N/A
• Part number M55060
• Remanufactured standard replacement brake master cylinder
• Aluminum construction for brake hydraulic service
• 1.0625-inch master cylinder bore diameter
• 3 mounting holes with 0.35-inch mounting hole diameter
• Gasket or seal included
• Interchanges with 4720150090

Detailed Description

This MPA Electrical brake master cylinder is engineered to restore hydraulic braking performance on Lexus LS400 applications with front disc brakes. It is remanufactured and tested against OE specifications using controlled processes and strict inspection protocols to help deliver consistent brake pedal feel and proper hydraulic operation right out of the box. If you are replacing a worn or leaking master cylinder on a 1993-1994 Lexus LS400, M55060 provides a direct-fit service part for the brake hydraulics system.

Use this part number M55060 when servicing a Lexus LS400 brake master cylinder replacement and when matching the OE cross-reference 4720150090. The aluminum housing and standard replacement grade make it a practical choice for brake system repair where original hydraulic performance needs to be restored.

What It Helps Fix

• Soft or inconsistent brake pedal feel
• Internal master cylinder leakage
• Loss of hydraulic pressure in the brake system
• Brake fluid seepage around the master cylinder body
• Reduced braking response on Lexus LS400 front disc brake applications

Installation Notes and Tips

Before installation, verify the vehicle is a 1993-1994 Lexus LS400 with front disc brakes and confirm the bore size, mounting pattern, and hydraulic connections match the original unit. This master cylinder does not include a reservoir, cap, brake booster, push rod, sensor, brake pressure switch, or mounting hardware. Bench bleeding the master cylinder before final installation helps remove trapped air and supports proper brake pedal operation after service.

Quality Assurance

MPA Electrical remanufactures brake master cylinders using OE sample references, testing procedures, and inspection protocols aligned to OE specifications. That process is used to help ensure consistent braking performance and dependable hydraulic function for the application.