MPA Electrical NM4058 Brake Master Cylinder

Brake Master Cylinder for Ford E-Series

Restore hydraulic braking performance with this new brake master cylinder from MPA Electrical. Built as a standard replacement and supplied with a reservoir, cap, gasket/seal, and DOT 3 fluid compatibility, part number NM4058 is made for Ford E-250 and E-350 applications with front disc brakes.

MPA Electrical’s New with front disc brakes product line focuses on direct-fit brake hydraulics for specific vehicle configurations. This NM4058 master cylinder is engineered to match OE specifications using tested production processes, helping deliver consistent pedal response on the Ford E-250, Ford E-350 Club Wagon, and Ford E-350 Super Duty platforms.

• Standard replacement brake master cylinder
• Aluminum master cylinder construction
• 1.3125 in. bore diameter
• Reservoir included
• Master cylinder cap included
• Gasket or seal included
• 2 mounting holes
• DOT 3 brake fluid type
• New condition

Detailed Product Overview

Part number NM4058 is a brake master cylinder for Ford E-Series vans and wagons equipped with front disc brakes. It uses an aluminum body with a 1.3125-inch bore diameter and is built as a standard replacement for the original hydraulic unit. This master cylinder is listed for 2003 Ford E-250, 2003 Ford E-350 Club Wagon, 1999-2003 Ford E-350 Super Duty, 1999-2002 Ford E-350 Econoline Club Wagon, and 1999-2000 Ford E-350 Econoline.

This part cross-references Ford OE numbers XC2Z2004A and XC2Z2140CA for the same application.

Common Issues This Part Can Address

• Low or sinking brake pedal feel
• Internal hydraulic leakage in the master cylinder
• Uneven or inconsistent brake pressure
• Brake fluid loss at the master cylinder body or seals
• Reduced braking response on front disc brake systems

Installation Notes and Tips

Before installation, confirm the vehicle is equipped with front disc brakes and verify the bore size and mounting layout match the original unit. Transfer any required components not included with the part, bleed the brake system thoroughly with DOT 3 fluid, and inspect brake lines, booster condition, and fluid contamination before returning the vehicle to service.

Quality Assurance

MPA Electrical states that its brake master cylinders are tested against OE specifications using controlled processes and strict protocols to help ensure consistent braking performance out of the box. Part number NM4058 is a new, standard replacement hydraulic component for Ford E-250 and Ford E-350 brake service.