Brake Master Cylinder for 1987-1995 Ford F-250 & More - Dorman M39636

Convert brake-pedal effort into hydraulic pressure for your braking system with the Dorman First Stop Brake Master Cylinder M39636. This new unit is designed to match the design, function and performance of the original master cylinder. It fits many Ford trucks and vans, among them the 1987-1995 Ford F-250, the 1987-1991 Ford E-250 Econoline and the 1987-1991 Ford E-350 Econoline. It is a direct-fit replacement for the listed applications. See the Buyer's Guide tab for the full list.

• Precise replacement: the aluminum cylinder housing is built to match the original part's material for similar performance.
• Durable design: every rubber component uses a high-quality EPDM compound that resists glycol-based brake fluid.
• 100% new: made entirely from new materials, with quality and safety in mind.
• Strict specifications: made to meet rigorous SAE International standards.

Specifications: the unit has two outlets and a 7/16-24 rearward outlet size. The reservoir and the sensor are both included. Mounting hardware is not included, so consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: China.

Signs a master cylinder may need replacing: a soft or sinking brake pedal, brake fluid leaking at the master cylinder, or a fluid level that keeps dropping. These symptoms can also come from other brake components, so diagnose the cause before replacing. If the master cylinder is at fault, this unit replaces it.