Dorman W37317 Drum Brake Wheel Cylinder - Rear

Reliable Dorman Drum Brake Wheel Cylinder W37317

The Dorman W37317 drum brake wheel cylinder is engineered to restore proper braking function in compatible vehicles. Designed with durable cast iron construction and precise dimensions, this wheel cylinder ensures consistent hydraulic pressure for safe stopping performance.

• Includes bleeder screw for easy brake system bleeding
• Cast iron casting material for strength and durability
• 1.5 inch bore diameter for accurate fitment
• Brake line inlet thread diameter of 0.437 inches
• Brake component inlet thread size 7/16-20
• Package contains one drum brake wheel cylinder

Detailed Product Features and Specifications

The Dorman W37317 wheel cylinder is constructed from cast iron, providing a robust and corrosion-resistant component for your vehicle's drum brake system. The 1.5 inch bore diameter is designed to match specific vehicle requirements, ensuring proper hydraulic pressure and brake shoe movement. This part includes a bleeder screw to facilitate brake fluid bleeding during installation or maintenance, although it does not come with a bleeder screw cap. The brake line inlet thread diameter measures 0.437 inches, with a brake component inlet thread size of 7/16-20, allowing compatibility with standard brake lines.

Compatible Vehicles and Common Applications

This Dorman drum brake wheel cylinder is compatible with various makes and models that require a 1.5 inch bore diameter and the specified thread sizes. It is commonly used in older domestic and import vehicles equipped with drum brake systems. For example, it fits certain Ford, Chevrolet, and Dodge models from the 1980s and 1990s. Always verify fitment with your vehicle's specifications before purchase.

Common Brake Issues Addressed by W37317

• Brake fluid leaks from worn or damaged wheel cylinders
• Spongy or soft brake pedal due to hydraulic pressure loss
• Uneven brake shoe wear caused by malfunctioning wheel cylinders
• Reduced braking efficiency in drum brake assemblies
• Brake dragging or sticking from seized wheel cylinder pistons

Installation Notes and Tips

When installing the Dorman W37317 wheel cylinder, ensure the brake system is properly bled using the included bleeder screw to remove air pockets. Inspect brake lines and hoses for damage and replace if necessary. Use appropriate brake fluid and follow manufacturer torque specifications for mounting bolts and brake line fittings. It is recommended to replace wheel cylinders in pairs to maintain balanced braking performance.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The W37317 wheel cylinder undergoes rigorous quality control to ensure proper fit and function. This part is backed by Dorman's limited warranty against defects in material and workmanship, offering peace of mind for professional and DIY repairs.