Dorman W37283 Drum Brake Wheel Cylinder - Front Left, Front Left Lower or Front Left Upper

Reliable Drum Brake Wheel Cylinder Replacement

The Dorman W37283 drum brake wheel cylinder is engineered to restore proper brake hydraulics performance in compatible vehicles. Designed with durable cast iron and a 1-inch bore diameter, this wheel cylinder ensures consistent braking pressure and reliable operation for your drum brake system.

• Includes bleeder screw for easy brake fluid bleeding
• Constructed from cast iron for strength and durability
• 1-inch bore diameter for precise hydraulic function
• Brake component inlet thread size: 3/8-24 inches
• Thread diameter: 3/8 inch
• Package contains one drum brake wheel cylinder

Durable Construction and Precise Specifications

The Dorman W37283 wheel cylinder is made from cast iron, providing the necessary strength to withstand the pressures of brake hydraulics. Its 1-inch bore diameter is designed to deliver consistent piston movement, ensuring effective brake shoe engagement. The included bleeder screw simplifies maintenance by allowing air to be purged from the brake lines, which is critical for maintaining brake responsiveness. The 3/8-24 inch brake component inlet thread size and 3/8 inch thread diameter ensure compatibility with standard brake line fittings.

Compatible Vehicles and Applications

This drum brake wheel cylinder is compatible with various vehicle makes and models that require a 1-inch bore diameter and matching thread specifications. It is commonly used in drum brake systems on trucks, SUVs, and passenger vehicles where reliable brake hydraulics are essential. The Dorman W37283 part number is referenced for fitment in specific applications; always verify compatibility with your vehicle’s service manual or parts catalog.

• Restores proper brake hydraulic pressure
• Eliminates brake fluid leaks from worn cylinders
• Resolves uneven or weak brake pedal feel
• Prevents brake drag caused by stuck pistons
• Addresses brake noise related to cylinder malfunction

Installation Notes and Tips

When installing the Dorman W37283 drum brake wheel cylinder, ensure the brake system is fully depressurized and the vehicle is securely supported. 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 performance. Proper torque specifications should be followed for all fittings to prevent leaks.

Quality Assurance and Warranty

Dorman manufactures the W37283 wheel cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction and precise machining contribute to long service life. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation for exact warranty terms.