Raybestos MC39540 Brake Master Cylinder

Reliable Brake Master Cylinder for Ford Aerostar

The Raybestos Element3; New Brake Master Cylinder MC39540 is engineered to restore precise brake hydraulics for your Ford Aerostar. Designed with durable aluminum construction and exact fitment specifications, this master cylinder ensures consistent braking performance.

• Constructed from lightweight, corrosion-resistant aluminum
• Two mounting holes with 0.423-inch diameter for secure installation
• 0.938-inch bore size optimized for Ford Aerostar brake systems
• Three ports with primary port thread 7/16"-24 and secondary port thread 9/16"-18
• Compatible specifically with Ford Aerostar models

About the Raybestos Element3; New Product Line

The Element3; New line by Raybestos focuses on delivering reliable brake hydraulics components with precise engineering and material quality. This brake master cylinder MC39540 benefits from the Element3; New line’s emphasis on aluminum construction and exact port threading, ensuring compatibility and durability for Ford Aerostar vehicles.

Detailed Product Description

This brake master cylinder features a 0.938-inch bore size, which is critical for maintaining proper hydraulic pressure in the braking system of the Ford Aerostar. The aluminum material offers resistance to corrosion and reduces overall weight compared to traditional cast iron units. With two mounting holes sized at 0.423 inches in diameter, installation is straightforward and secure. The three ports include a primary port with 7/16"-24 threading and a secondary port with 9/16"-18 threading, matching factory specifications for seamless integration.

Common Applications and Problem Resolution

• Restores brake pressure loss due to worn or leaking master cylinder
• Eliminates spongy or unresponsive brake pedal feel
• Replaces damaged or corroded aluminum master cylinders in Ford Aerostar
• Addresses brake fluid leaks from faulty port seals or threads
• Improves overall brake system reliability and safety

Installation Notes and Tips

Ensure the brake system is fully depressurized before removal. Verify that the mounting hole spacing and port thread sizes match your Ford Aerostar’s specifications. Use proper brake fluid and bleed the system thoroughly after installation to remove air and ensure optimal brake response. Inspect all connections for leaks during and after installation.

Quality Assurance and Warranty

Raybestos manufactures the MC39540 brake master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction is tested for durability and corrosion resistance. While specific warranty details should be confirmed at purchase, Raybestos products typically include a limited warranty against defects in materials and workmanship.