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Dorman 22-503 Leaf Spring Assembly - Rear
Durable Leaf Spring Assembly for Chevrolet and GMC Trucks
The Dorman 22-503 leaf spring assembly is engineered to provide reliable suspension support for Chevrolet R10 and GMC R1500 models. Constructed from high-quality steel with a black finish, this leaf spring assembly is designed to restore your vehicle's rear suspension performance without requiring axle modifications.
Key Features of the Dorman 22-503 Leaf Spring Assembly
- Material: Heavy-duty steel construction for strength and durability
- Color: Black finish for corrosion resistance and long-lasting appearance
- Bushing Color: Black, included for smooth operation
- Load Rate: 1950 lbs, suitable for standard replacement needs
- Leaf Quantity: 8 leaves with a 2.5-inch width for balanced support
- Leaf Spring Arch Length: 7.25 inches for proper suspension geometry
- Axle Orientation: Rear, designed specifically for rear suspension
- No axle modification required for installation
- Standard replacement suspension grade type
Detailed Description of the Dorman 22-503 Leaf Spring Assembly
This leaf spring assembly is crafted from robust steel to withstand the demands of daily driving and load carrying on Chevrolet R10 and GMC R1500 trucks. Featuring eight leaves each 2.5 inches wide, the assembly provides a load rate of 1950 pounds, making it suitable for standard suspension replacement applications. The black finish and black bushings help resist corrosion and reduce noise and vibration. With a leaf spring arch length of 7.25 inches, this assembly maintains proper suspension geometry and ride height. Designed for rear axle orientation, the Dorman 22-503 does not require any axle modifications, simplifying the replacement process.
Common Applications and Issues Addressed
- Restores sagging or worn rear suspension springs on Chevrolet R10 and GMC R1500 trucks
- Improves vehicle stability and load handling capabilities
- Eliminates excessive rear-end bounce and uneven ride height
- Replaces damaged or corroded leaf spring assemblies
- Maintains proper axle alignment and suspension performance
Installation Notes and Tips
The Dorman 22-503 leaf spring assembly is designed for direct replacement on compatible Chevrolet R10 and GMC R1500 models without the need for axle modifications. Bushings are included to facilitate smooth installation and operation. It is recommended to inspect mounting hardware and replace if necessary, as mounting hardware is not included with this part. Proper torque specifications should be followed during installation to ensure safety and performance.
Quality Assurance and Warranty Information
Dorman manufactures this leaf spring assembly to meet or exceed OEM standards for durability and performance. The steel construction and corrosion-resistant finish contribute to long service life. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.
| Brand | Dorman |
|---|---|
| Part Number | 22-503 |
| Material | Acero |
| Material | Steel |
| Bushing Color | Black |
| Bushing Color | Negro |
| Bushing Color | Noir |
| Color | Black |
| Color | Negro |
| Color | Noir |
| Load Rate | 1950 |
| Suspension Grade Type | Reemplazo estándar |
| Suspension Grade Type | Standard |
| Leaf Quantity | 8 |
| Leaf Width | 2.5 |
| Axle Orientation | Arrière |
| Axle Orientation | Rear |
| Axle Orientation | Trasero |
| Helper Spring | No |
| Helper Spring | Non |
| Axle Modification Needed | No |
| Axle Modification Needed | Non |
| Bushings Included | Oui |
| Bushings Included | Sí |
| Bushings Included | Yes |
| Mounting Hardware Included | No |
| Mounting Hardware Included | Non |
| Length Axis 1 | 26 |
| Length Axis 2 | 26 |
| Pack Thickness | 2.565 |
| Leaf Spring Arch Length | 7.25 |
| Spring Research Institute Number | 22-503 |
This part fits 2 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1987 | Chevrolet | R10 | Rear | 7 Leaf / 1 Leaf = 8 Leaf Spring; w/56 In. Spring Length; 2.5625 In. Pack Thickness; 1,950 Lb. Average Capacity |
| 1987 | GMC | R1500 | Rear | 7 Leaf / 1 Leaf = 8 Leaf Spring; w/56 In. Spring Length; 2.5625 In. Pack Thickness; 1,950 Lb. Average Capacity |
* 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.