HomeBrake > Hardware, Fasteners and FittingsDorman W37320 Drum Brake Wheel Cylinder - Front Left or Front Left Lower
Part #: W37320

Dorman W37320 Drum Brake Wheel Cylinder - Front Left or Front Left Lower

Front Left Lower
⚙️ 11 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$46.46Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford and Mazda, Courier, B1600, and Rotary Pickup
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Drum Brake Wheel Cylinder for Ford Courier

The Dorman W37320 drum brake wheel cylinder is engineered to restore proper braking function for your Ford Courier. Designed with durable cast iron and precise specifications, this component ensures consistent hydraulic pressure within the brake system.

  • Includes bleeder screw for easy brake fluid bleeding
  • Cast iron construction for strength and durability
  • 1-inch bore diameter for accurate fit and performance
  • Brake line inlet thread diameter of 0.437 inches
  • Brake component inlet thread size: two 7/16-24 threads
  • Package contains one drum brake wheel cylinder

Durable Construction and Precise Specifications

The Dorman W37320 wheel cylinder is made from cast iron, providing a robust and long-lasting solution for the brake hydraulics of your Ford Courier. Its 1-inch bore diameter is designed to match OEM specifications, ensuring proper hydraulic pressure and smooth brake operation. The included bleeder screw simplifies maintenance by allowing efficient removal of air from the brake lines. Thread sizes, including the 0.437-inch brake line inlet and dual 7/16-24 brake component inlets, are engineered for secure and leak-free connections.

Compatible Applications and Use Cases

This drum brake wheel cylinder is specifically compatible with Ford Courier models requiring part number W37320. It is intended to replace worn or leaking wheel cylinders that can cause:

  • Brake fluid leaks at the wheel cylinder
  • Reduced braking efficiency or spongy brake pedal feel
  • Uneven brake shoe wear
  • Brake drag or sticking wheel cylinders
  • Brake system hydraulic pressure loss

Installation Notes and Tips

When installing the Dorman W37320 wheel cylinder, ensure the brake system is fully depressurized and the vehicle is securely lifted. Use the included bleeder screw to properly bleed the brake system after installation to remove any trapped air. Verify thread compatibility with your brake lines and components before assembly. Proper torque specifications should be followed to avoid damage to the threads or cylinder body.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The W37320 drum brake wheel cylinder undergoes rigorous quality control to ensure reliable performance in Ford Courier brake systems. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship.

BrandDorman
Part NumberW37320
Bleeder Screw Cap IncludedNo
Bleeder Screw IncludedYes
Bore Diameter1
Brake Component Inlet Thread Size(2) 7/16-24
Brake Line Inlet Thread Diameter0.437
Casting MaterialCast Iron
Package Contents1 Drum Brake Wheel Cylinder

This part fits 11 vehicles. Search below:

YearMakeModelPositionNotes
1982FordCourierFront Left LowerCompatible with 1-inch bore drum brake wheel cylinders.
1981FordCourierFront Left LowerCompatible with 1-inch bore drum brake wheel cylinders.
1980FordCourierFront Left LowerCompatible with 1-inch bore drum brake wheel cylinders.
1979FordCourierFront Left LowerCompatible with 1-inch bore drum brake wheel cylinders.
1978FordCourierFront Left LowerCompatible with 1-inch bore drum brake wheel cylinders.
1977FordCourierFront Left LowerCompatible with 1-inch bore drum brake wheel cylinders.
1976FordCourierFront LeftCompatible with 1-inch bore drum brake wheel cylinders.
1975FordCourierFront LeftCompatible with 1-inch bore drum brake wheel cylinders.
1974FordCourierFront LeftCompatible with 1-inch bore drum brake wheel cylinders.
1973FordCourierFront LeftCompatible with 1-inch bore drum brake wheel cylinders.
1972FordCourierFront LeftCompatible with 1-inch bore drum brake wheel cylinders.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

058933710072-5424134.4552118E1243380084-14521D27Z2062AF100694W-53521W906406WC254440WC37320

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.