Dorman M630524 Brake Master Cylinder

Overview of Dorman Brake Master Cylinder M630524

The Dorman Brake Master Cylinder M630524 is designed specifically for Ford F-250, F-250 Super Duty, F-350, and F-350 Super Duty models. This master cylinder features an aluminum construction and includes a reservoir and sensor to ensure reliable brake hydraulics performance.

• Master cylinder bore diameter: 1.313 inches
• Constructed from durable aluminum material
• Includes reservoir and sensor for integrated functionality
• Four outlet ports for brake line connections
• Rearward outlet size: M12 x 1.0 thread
• Secondary outlet thread diameters: M10 x 1.0 and 3/8-24
• Mounting hardware not included

Detailed Product Description

This Dorman brake master cylinder (part number M630524) is engineered to meet the hydraulic braking needs of Ford F-250 and F-350 Super Duty trucks. The aluminum master cylinder body offers corrosion resistance and strength, while the 1.313-inch bore diameter ensures proper hydraulic pressure for effective braking. The included reservoir and sensor provide a complete assembly that supports brake fluid management and monitoring. With four outlets, including a rearward M12 x 1.0 threaded port and secondary outlets sized M10 x 1.0 and 3/8-24, this master cylinder accommodates the complex brake line configurations found in these heavy-duty trucks.

Compatible Vehicles and Applications

This brake master cylinder is compatible with the following Ford models:

• Ford F-250
• Ford F-250 Super Duty
• Ford F-350
• Ford F-350 Super Duty

It is designed to replace the original equipment master cylinder in these vehicles, restoring proper brake hydraulics function.

Common Issues Addressed by This Master Cylinder

• Brake pedal sinking or sponginess due to internal leaks
• Brake fluid leaks from a worn or damaged master cylinder
• Brake warning light activation caused by sensor failure
• Reduced braking performance from insufficient hydraulic pressure
• Contaminated or deteriorated brake fluid reservoir

Installation Notes and Tips

• Ensure the brake system is properly bled after installation to remove air
• Verify compatibility with your specific Ford F-250 or F-350 model year
• Mounting hardware is not included; reuse existing hardware or source separately
• Handle brake fluid carefully to avoid contamination and damage to painted surfaces
• Check sensor connections for proper electrical function

Quality Assurance and Warranty

Dorman manufactures this brake master cylinder to meet or exceed OEM specifications for fit, form, and function. The aluminum construction and integrated sensor contribute to reliable operation. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to Dorman’s official warranty policy for exact terms.