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Dorman W34334 Drum Brake Wheel Cylinder - Front Right or Rear Right
Reliable Drum Brake Wheel Cylinder for Ford and Chevrolet Vehicles
The Dorman W34334 drum brake wheel cylinder is engineered to restore proper braking function in select Ford and Chevrolet models. Designed with durable cast iron construction and precise dimensions, this wheel cylinder ensures consistent hydraulic pressure for safe and effective braking performance.
Key Features of the Dorman W34334 Wheel Cylinder
- Includes bleeder screw for easy brake system bleeding
- Brake line inlet thread diameter of 0.437 inches
- Brake component inlet thread size: 7/16-20
- Cast iron casting material for strength and durability
- Bore diameter measures 1.125 inches for accurate fitment
- Package contains one drum brake wheel cylinder
Detailed Product Description
The Dorman W34334 drum brake wheel cylinder is constructed from cast iron, providing the necessary strength to withstand the pressures of brake hydraulics. Its 1.125-inch bore diameter and 7/16-20 brake line inlet thread size are designed to match factory specifications, ensuring compatibility with specific Ford and Chevrolet drum brake systems. The included bleeder screw simplifies maintenance by allowing trapped air to be released from the brake lines, improving brake responsiveness. This part is ideal for restoring braking efficiency in vehicles experiencing wheel cylinder wear or leakage.
Common Applications and Issues Addressed
- Restores braking pressure lost due to worn or leaking wheel cylinders
- Eliminates brake fluid leaks at the drum brake assembly
- Resolves uneven brake application or pedal softness
- Prevents brake drag caused by sticking pistons
- Maintains proper hydraulic function in drum brake systems
Installation Notes and Tips
- Ensure compatibility with your specific Ford or Chevrolet model before installation
- Use the included bleeder screw to properly bleed the brake system after installation
- Inspect brake lines and hardware for wear or damage during replacement
- Follow manufacturer torque specifications for mounting bolts and fittings
- Test brake pedal feel and function before driving
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM standards, with cast iron construction providing durability and reliability. The W34334 wheel cylinder is backed by Dorman's limited warranty, covering defects in material and workmanship to ensure long-term performance and customer confidence.
| Brand | Dorman |
| Part Number | W34334 |
| Bleeder Screw Cap Included | No |
| Bleeder Screw Included | Yes |
| Bore Diameter | 1.125 |
| Brake Component Inlet Thread Size | 7/16-20 |
| Brake Line Inlet Thread Diameter | 0.437 |
| Casting Material | Cast Iron |
| Package Contents | 1 Drum Brake Wheel Cylinder |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1971 | GMC | G25/G2500 Van | Front Right | Compatible with drum brake systems with a 1.125" bore size. |
| 1971 | GMC | G35/G3500 Van | Front Right | Compatible with drum brake systems with a 1.125" bore size. |
| 1970 | GMC | G35/G3500 Van | Front Right | Compatible with drum brake systems with a 1.125" bore size. |
* 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.