Dorman W4571 Drum Brake Wheel Cylinder - Front

Reliable Drum Brake Wheel Cylinder for Precise Braking

The Dorman W4571 drum brake wheel cylinder is engineered to restore proper brake function in compatible vehicles. Designed with durable cast iron construction and precise bore dimensions, this wheel cylinder ensures consistent hydraulic pressure for safe stopping performance.

• Includes bleeder screw for easy brake fluid bleeding
• Cast iron casting material for strength and durability
• 1.375 inch bore diameter for accurate fit and function
• Brake line inlet thread diameter of 0.5 inches
• Brake component inlet thread size 1/2-20 for secure connections
• Package contains one drum brake wheel cylinder

Detailed Product Features and Specifications

The Dorman W4571 wheel cylinder is constructed from cast iron, providing a robust and corrosion-resistant component suitable for drum brake systems. Its 1.375 inch bore diameter is designed to match specific vehicle requirements, ensuring proper hydraulic pressure and brake shoe movement. The included bleeder screw simplifies maintenance by allowing trapped air to be released from the brake lines, improving brake responsiveness. The brake line inlet thread diameter of 0.5 inches and the 1/2-20 brake component inlet thread size provide compatibility with standard brake lines and fittings.

Compatible Vehicles and Applications

This drum brake wheel cylinder is compatible with various makes and models that require a 1.375 inch bore diameter and the specified thread sizes. It is commonly used in rear drum brake assemblies on vehicles such as Ford F-Series trucks, Chevrolet Silverado, and Dodge Ram models from certain production years. Always verify fitment with your vehicle's specifications before installation.

• Restores proper hydraulic pressure in drum brake systems
• Eliminates brake fluid leaks from worn or damaged cylinders
• Resolves spongy or unresponsive brake pedal issues
• Prevents uneven brake shoe wear caused by cylinder malfunction
• Improves overall braking safety and performance

Installation Notes and Tips

When installing the Dorman W4571 wheel cylinder, ensure the brake system is fully depressurized and the vehicle is securely lifted. Use the included bleeder screw to remove air from the brake lines after installation. Inspect brake shoes and hardware for wear and replace as necessary to maintain optimal braking function. Properly torque all fittings to manufacturer specifications to prevent leaks.

Quality Assurance and Warranty Information

Dorman manufactures the W4571 wheel cylinder to meet or exceed OEM standards, using quality cast iron materials for durability. The product includes a bleeder screw for maintenance convenience. While specific warranty details vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation for exact warranty terms.