Dorman W370042 Drum Brake Wheel Cylinder - Rear Left

Reliable Drum Brake Wheel Cylinder for Ford Trucks

The Dorman W370042 drum brake wheel cylinder is engineered to restore proper braking function for select Ford trucks. Designed specifically for models like the Ford E-250 Econoline and F-350, this component ensures consistent hydraulic pressure within the drum brake system.

• Includes bleeder screw for easy brake bleeding
• Cast iron construction for durability and strength
• 1.125 inch bore diameter for precise fitment
• Brake line inlet thread diameter of 10 mm with M10 x 1.0 thread size
• Thread pitch of 1.0 for secure connections
• Package contains one drum brake wheel cylinder

Detailed Product Description

The Dorman W370042 drum brake wheel cylinder is crafted from cast iron, providing a robust and long-lasting solution for brake hydraulics. Its 1.125 inch bore diameter is designed to match the specifications required by Ford E-250 Econoline, E-350 Club Wagon, E-350 Super Duty, F-250 HD, and F-350 models. The included bleeder screw simplifies maintenance by allowing air to be efficiently removed from the brake lines, ensuring optimal brake performance. The brake line inlet thread diameter measures 10 mm with an M10 x 1.0 thread size and a 1.0 thread pitch, guaranteeing compatibility with factory brake lines and fittings.

Compatible Vehicles and Applications

This drum brake wheel cylinder is compatible with the following Ford models:

• Ford E-250 Econoline
• Ford E-350 Club Wagon
• Ford E-350 Econoline and E-350 Econoline Club Wagon
• Ford E-350 Super Duty
• Ford F-250 and F-250 HD
• Ford F-350

Common Issues Addressed by This Part

• Brake fluid leaks from worn or damaged wheel cylinders
• Reduced braking efficiency due to cylinder bore wear
• Brake pedal sponginess caused by trapped air in brake lines
• Uneven brake shoe wear from malfunctioning wheel cylinders
• Corrosion or damage to original brake hydraulics components

Installation Notes and Tips

When installing the Dorman W370042 wheel cylinder, ensure the brake system is fully depressurized and the vehicle is securely supported. Use the included bleeder screw to properly bleed the brake system after installation to remove any trapped air. Verify thread compatibility with existing brake lines before assembly. It is recommended to inspect brake shoes and hardware during installation for optimal brake system performance.

Quality Assurance and Warranty

Dorman manufactures this drum brake wheel cylinder to meet or exceed OEM specifications for fit, form, and function. The cast iron construction provides reliable durability under normal operating conditions. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship to ensure customer confidence in the product.