MPA Electrical M4148 Brake Master Cylinder

Brake Master Cylinder for Ford F-150 and Lincoln Mark LT

Restore consistent brake pedal response with this remanufactured brake master cylinder from MPA Electrical. Built for 2004-2008 Ford F-150 and 2006-2008 Lincoln Mark LT applications with front disc brakes, Part Number M4148 is a standard replacement for vehicles that need dependable hydraulic pressure and OE-style fitment.

Key Features

• Remanufactured brake master cylinder for brake hydraulic service
• 1.125 in. bore diameter for the specified application
• Aluminum master cylinder construction
• Uses DOT 3 brake fluid
• Two mounting holes with 0.356 in. mounting hole diameter
• Gasket or seal included
• Standard replacement grade
• Compatible with front disc brake configurations

Product Details

MPA Electrical M4148 is remanufactured using OE sample references and tested to strict specifications to help restore braking performance right out of the box. This brake master cylinder is built with an aluminum body and a 1.125-inch bore, and it is supplied without a reservoir, cap, brake booster, push rod, sensor, or mounting hardware. The design is intended for direct replacement service on 2004-2008 Ford F-150 and 2006-2008 Lincoln Mark LT models with front disc brakes. This part cross-references 4L3Z2140AB and 4L3Z2140AC for the same application.

Common Symptoms This Part May Address

• Low or inconsistent brake pedal feel
• Internal hydraulic leakage in the master cylinder
• Brake fluid loss at the master cylinder area
• Reduced braking response during normal driving
• Need for a remanufactured replacement during brake system repair

Installation Notes and Tips

Verify the vehicle uses front disc brakes and confirm bore size, mounting hole layout, and hydraulic connections before installation. Transfer or source any required reservoir, cap, push rod, and mounting hardware separately if your vehicle setup requires them. After installation, bleed the brake system thoroughly with DOT 3 fluid and inspect for leaks at all line and mounting points. For fitment, this part is listed for 2004-2008 Ford F-150 and 2006-2008 Lincoln Mark LT, front disc brake applications.

Quality Assurance

MPA Electrical remanufactures brake master cylinders using OE sample data and testing protocols aligned to OE specifications to help deliver consistent braking performance. Part Number M4148 is a remanufactured standard replacement built for the listed Ford F-150 and Lincoln Mark LT applications.