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Dorman W370043 Drum Brake Wheel Cylinder - Rear Right
Reliable Drum Brake Wheel Cylinder for Ford Trucks
The Dorman W370043 drum brake wheel cylinder is engineered to restore proper braking function for select Ford trucks. Designed with durable cast iron and precise dimensions, this wheel cylinder ensures consistent hydraulic pressure for safe stopping performance on Ford E-250 Econoline, E-350 Club Wagon, F-250, and F-350 models.
- Includes bleeder screw for easy brake bleeding
- Cast iron construction for strength and durability
- 1.125 inch bore diameter for accurate fitment
- Brake line inlet thread diameter of 0.437 inches
- Brake component inlet thread size 7/16-24
- Package contains one drum brake wheel cylinder
Durable Construction and Precise Specifications
This Dorman drum brake wheel cylinder (part number W370043) features a cast iron casting material that provides long-lasting resistance to wear and corrosion. The 1.125 inch bore diameter is designed to match factory specifications, ensuring proper hydraulic pressure and brake shoe movement. The included bleeder screw simplifies maintenance by allowing trapped air to be released from the brake system. Thread sizes of 0.437 inch for the brake line inlet and 7/16-24 for the brake component inlet ensure compatibility with original equipment brake lines on Ford E-250 Econoline and F-350 trucks.
Compatible Ford Models and Applications
This wheel cylinder is compatible with a range of Ford trucks, including:
- Ford E-250 Econoline
- Ford E-350 Club Wagon and Econoline variants
- Ford E-350 Super Duty
- Ford F-250 and F-250 HD
- Ford F-350
Use the Dorman W370043 to replace worn or leaking wheel cylinders on these models to maintain reliable drum brake performance.
Common Issues Addressed by This Wheel Cylinder
- Brake fluid leaks from worn or damaged wheel cylinders
- Reduced braking efficiency due to insufficient hydraulic pressure
- Spongy or soft brake pedal caused by air in the brake lines
- Uneven brake shoe wear from malfunctioning wheel cylinders
- Brake dragging or sticking due to seized cylinder pistons
Installation Notes and Tips
When installing the Dorman W370043 drum brake wheel cylinder, ensure the brake system is properly bled to remove air and restore firm pedal feel. Verify thread compatibility with existing brake lines and use appropriate brake fluid as specified by the vehicle manufacturer. Inspect brake shoes and hardware for wear during installation and replace as necessary to ensure optimal braking performance.
Quality Assurance and Warranty
Dorman manufactures this wheel cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction and precise machining contribute to reliable brake system operation. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship for this part number W370043.
| Brand | Dorman |
| Part Number | W370043 |
| Bleeder Screw Cap Included | No |
| Bleeder Screw Included | Yes |
| Bore Diameter | 1.125 |
| Brake Component Inlet Thread Size | 7/16-24 |
| Brake Line Inlet Thread Diameter | 0.437 |
| Casting Material | Cast Iron |
| Package Contents | 1 Drum Brake Wheel Cylinder |
This part fits 30 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2004 | Ford | E-350 Club Wagon | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 2004 | Ford | E-350 Super Duty | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 2003 | Ford | E-350 Club Wagon | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 2002 | Ford | E-350 Econoline Club Wagon | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 2001 | Ford | E-350 Econoline Club Wagon | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 2000 | Ford | E-350 Econoline Club Wagon | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 2000 | Ford | E-350 Super Duty | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 1999 | Ford | E-250 Econoline | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1999 | Ford | E-350 Econoline Club Wagon | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 1999 | Ford | E-350 Super Duty | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 1998 | Ford | E-250 Econoline | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1998 | Ford | E-350 Econoline | Rear Right | Compatible with vehicles equipped with a single rear wheel (SRW) and featuring 1.125-inch bore and 12.125-inch by 3.50-inch brakes. |
| 1998 | Ford | E-350 Econoline Club Wagon | Rear Right | Compatible with vehicles equipped with a single rear wheel (SRW) and featuring 1.125-inch bore and 12.125-inch by 3.50-inch brakes. |
| 1998 | Ford | F-250 | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1997 | Ford | E-250 Econoline | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1997 | Ford | E-350 Econoline | Rear Right | Compatible with vehicles equipped with a single rear wheel (SRW) and featuring 1.125-inch bore and 12.125-inch by 3.50-inch brakes. |
| 1997 | Ford | E-350 Econoline Club Wagon | Rear Right | Compatible with vehicles equipped with a single rear wheel (SRW) and featuring 1.125-inch bore and 12.125-inch by 3.50-inch brakes. |
| 1997 | Ford | F-250 | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1997 | Ford | F-250 HD | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1997 | Ford | F-350 | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 1996 | Ford | E-250 Econoline | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1996 | Ford | E-350 Econoline | Rear Right | Drum Brake Wheel Cylinder fits vehicles with Single Rear Wheel (SRW) and 12 In. x 3 In. Brakes; Bore size is 1.125 In. |
| 1996 | Ford | E-350 Econoline Club Wagon | Rear Right | Drum Brake Wheel Cylinder fits vehicles with Single Rear Wheel (SRW) and 12 In. x 3 In. Brakes; Bore size is 1.125 In. |
| 1996 | Ford | F-250 | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1996 | Ford | F-350 | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
| 1995 | Ford | E-250 Econoline | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1995 | Ford | E-350 Econoline | Rear Right | Drum Brake Wheel Cylinder fits vehicles with Single Rear Wheel (SRW) and 12 In. x 3 In. Brakes; Bore size is 1.125 In. |
| 1995 | Ford | E-350 Econoline Club Wagon | Rear Right | Drum Brake Wheel Cylinder fits vehicles with Single Rear Wheel (SRW) and 12 In. x 3 In. Brakes; Bore size is 1.125 In. |
| 1995 | Ford | F-250 | Rear Right | Fits drum brake wheel cylinders with 12" x 3" brakes and a 1.125" bore size. |
| 1995 | Ford | F-350 | Rear Right | w/Single Rear Wheel (SRW); Bore: 1.125 In. |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.