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Dorman W610131 Drum Brake Wheel Cylinder - Rear
Overview of Dorman Drum Brake Wheel Cylinder W610131
The Dorman W610131 drum brake wheel cylinder is engineered for reliable brake hydraulics performance on Chevrolet and GMC trucks. Designed specifically for models like the Silverado 1500, Silverado 2500, and Sierra 1500 Classic, this component ensures consistent braking pressure and safety.
- Includes bleeder screw for easy brake fluid bleeding
- Cast iron construction for durability and corrosion resistance
- Bore diameter of 0.938 inches for precise fit and function
- Brake line inlet thread diameter of 10 mm with M10 x 1.0 thread size and 1.0 thread pitch
- Compatible with Chevrolet Silverado 1500, Silverado 3500, Sierra 1500 Classic, and GMC Sierra 1500 models
Detailed Product Description
The Dorman W610131 drum brake wheel cylinder is a critical component in the brake hydraulics system, responsible for converting hydraulic pressure into mechanical force to engage the brake shoes. Manufactured from cast iron, this wheel cylinder offers strength and resistance to wear, ensuring long-term reliability. The bore diameter of 0.938 inches is designed to match OEM specifications, providing a precise fit for the brake assembly. The included bleeder screw simplifies maintenance by allowing trapped air to be released from the brake lines, improving brake responsiveness. The brake line inlet thread diameter of 10 mm with an M10 x 1.0 thread size and 1.0 thread pitch ensures compatibility with factory brake lines on Chevrolet and GMC trucks.
Compatible Vehicles and Applications
This drum brake wheel cylinder is compatible with the following vehicles:
- Chevrolet Silverado 1500 and Silverado 1500 Classic
- Chevrolet Silverado 2500 and Silverado 3500
- GMC Sierra 1500 and Sierra 1500 Classic
It is designed to replace worn or leaking wheel cylinders in the rear drum brake assemblies of these trucks, restoring proper brake function.
Common Issues Addressed by W610131
- Brake fluid leaks from the wheel cylinder
- Reduced braking efficiency due to worn or seized pistons
- Spongy brake pedal caused by air in the brake lines
- Uneven brake shoe wear resulting from inconsistent cylinder pressure
- Brake drag or sticking caused by corroded internal components
Installation Notes and Tips
When installing the Dorman W610131 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 air pockets. Verify that the brake line inlet threads match the factory specifications (M10 x 1.0) to avoid leaks. Inspect brake shoes and hardware for wear and replace as necessary to maintain optimal braking performance.
Quality Assurance and Warranty
Dorman manufactures the W610131 wheel cylinder to meet or exceed OEM standards, using cast iron for durability and corrosion resistance. The product includes a bleeder screw to facilitate maintenance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Refer to the product documentation for exact warranty terms.
| Brand | Dorman |
| Part Number | W610131 |
| Bleeder Screw Cap Included | No |
| Bleeder Screw Included | Yes |
| Bore Diameter | 0.938 |
| Brake Component Inlet Thread Size | M10 X 1.0 |
| Brake Line Inlet Thread Diameter | 10 |
| Casting Material | Cast Iron |
| Package Contents | 1 Drum Brake Wheel Cylinder |
| Thread Pitch | 1.0 |
This part fits 21 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 2008 | Chevrolet | Silverado 1500 | Rear | Bore: 15/16 In.; wo/Brake Shoe Hold Down Pins; w/RPO Code JF7 (6,400 Lb. GVW, Power Brakes, Vacuum Boosted, Rear Drum, w/Rear ABS) | |
| 2008 | GMC | Sierra 1500 | Rear | Bore: 15/16 In.; wo/Brake Shoe Hold Down Pins; w/RPO Code JF7 (6,400 Lb. GVW, Power Brakes, Vacuum Boosted, Rear Drum, w/Rear ABS) | |
| 2007 | Chevrolet | Silverado 1500 | Standard Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2007 | Chevrolet | Silverado 1500 | Extended Cab Pickup | Rear | Bore: 15/16 In.; w/RPO Code JF7 (6,400 Lb. GVW, Power Brakes, Vacuum Boosted, Rear Drum, w/Rear ABS) |
| 2007 | Chevrolet | Silverado 1500 Classic | Standard Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2007 | Chevrolet | Silverado 1500 Classic | Extended Cab Pickup | Rear | Bore: 15/16 In.; w/RPO Code JF7 (6,400 Lb. GVW, Power Brakes, Vacuum Boosted, Rear Drum, w/Rear ABS) |
| 2007 | GMC | Sierra 1500 | Standard Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2007 | GMC | Sierra 1500 | Extended Cab Pickup | Rear | Bore: 15/16 In.; w/RPO Code JF7 (6,400 Lb. GVW, Power Brakes, Vacuum Boosted, Rear Drum, w/Rear ABS) |
| 2007 | GMC | Sierra 1500 Classic | Standard Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2007 | GMC | Sierra 1500 Classic | Extended Cab Pickup | Rear | Bore: 15/16 In.; w/RPO Code JF7 (6,400 Lb. GVW, Power Brakes, Vacuum Boosted, Rear Drum, w/Rear ABS) |
| 2006 | Chevrolet | Silverado 1500 | Standard Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2006 | Chevrolet | Silverado 1500 | Extended Cab Pickup | Rear | Bore: 15/16 In.; w/RPO Code JF7 (6,400 Lb. GVW, Power Brakes, Vacuum Boosted, Rear Drum, w/Rear ABS) |
| 2006 | GMC | Sierra 1500 | Standard Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2006 | GMC | Sierra 1500 | Extended Cab Pickup | Rear | Bore: 15/16 In.; w/RPO Code JF7 (6,400 Lb. GVW, Power Brakes, Vacuum Boosted, Rear Drum, w/Rear ABS) |
| 2005 | Chevrolet | Silverado 1500 | Standard Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2005 | Chevrolet | Silverado 1500 | Extended Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2005 | GMC | Sierra 1500 | Standard Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2005 | GMC | Sierra 1500 | Extended Cab Pickup | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 2004 | Chevrolet | Silverado 3500 | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. | |
| 2003 | Chevrolet | Silverado 2500 | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. | |
| 2002 | Chevrolet | Silverado 2500 | Rear | Fits 15/16" bore size drum brakes on multiple vehicle models. |
* 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.