OE Quality
60-Day Returns

Dorman W32092 Drum Brake Wheel Cylinder - Front Right
Reliable Drum Brake Wheel Cylinder for Pontiac Vehicles
The Dorman W32092 drum brake wheel cylinder is engineered to restore proper braking function for select Pontiac models. Designed with durable cast iron and precise dimensions, this component ensures consistent hydraulic pressure in your brake system.
- Includes bleeder screw for easy brake fluid bleeding
- Cast iron construction for strength and durability
- Brake line inlet thread diameter of 0.437 inches
- Bore diameter measures 1.188 inches for accurate fit
- Brake component inlet thread size 7/16-20
- Package contains one drum brake wheel cylinder
Detailed Product Description
The Dorman W32092 drum brake wheel cylinder is specifically designed for compatibility with Pontiac Bonneville, Catalina, and Grand Prix models. Its cast iron casting material provides reliable resistance to wear and corrosion, essential for maintaining brake system integrity. The included bleeder screw simplifies the process of removing air from the brake lines, helping to maintain consistent hydraulic pressure. With a bore diameter of 1.188 inches and a brake line inlet thread diameter of 0.437 inches, this wheel cylinder meets the precise specifications required for proper brake function. The brake component inlet thread size of 7/16-20 ensures secure connection to the brake lines.
Common Applications and Issues Addressed
- Restores braking performance by replacing leaking or seized wheel cylinders
- Eliminates brake fluid leaks that cause reduced hydraulic pressure
- Resolves uneven brake pad wear due to malfunctioning wheel cylinders
- Prevents brake drag caused by stuck pistons within the cylinder
- Addresses spongy brake pedal feel resulting from air in the brake lines
Installation Notes and Tips
When installing the Dorman W32092 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 that the brake line inlet threads match the 7/16-20 specification for a secure fit. Inspect all brake components for wear or damage during installation to maintain overall system safety.
Quality Assurance and Warranty
Dorman manufactures the W32092 wheel cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction provides durability under typical operating conditions. This part includes a bleeder screw to facilitate maintenance and ensure proper brake system operation. Warranty coverage details can be obtained from the product documentation or manufacturer resources.
| Brand | Dorman |
| Part Number | W32092 |
| Bleeder Screw Cap Included | No |
| Bleeder Screw Included | Yes |
| Bore Diameter | 1.188 |
| 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 13 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1964 | Pontiac | Bonneville | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1964 | Pontiac | Catalina | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1964 | Pontiac | Grand Prix | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1963 | Pontiac | Bonneville | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1963 | Pontiac | Catalina | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1963 | Pontiac | Grand Prix | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1962 | Pontiac | Bonneville | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1962 | Pontiac | Catalina | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1962 | Pontiac | Grand Prix | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1961 | Pontiac | Bonneville | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1961 | Pontiac | Catalina | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1960 | Pontiac | Bonneville | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch bore size. |
| 1960 | Pontiac | Catalina | Front Right | Drum Brake Wheel Cylinder with 1.1875-inch 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.