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Dorman 22-1143 Leaf Spring Assembly - Rear
Reliable Leaf Spring Assembly for Chevrolet S10, GMC Sonoma, and Isuzu Hombre
The Dorman 22-1143 leaf spring assembly is designed to restore suspension performance for select Chevrolet, GMC, and Isuzu trucks. Engineered with durable steel and black bushings, this rear axle leaf spring assembly offers a standard replacement solution for vehicles requiring dependable suspension support.
- Constructed from high-quality steel for strength and durability
- Includes black bushings for smooth operation and noise reduction
- Standard suspension grade type suitable for everyday driving conditions
- Four-leaf configuration with 2.5-inch leaf width and 8.25-inch arch length
- Designed for rear axle orientation with a load rate of 1350 lbs
- No axle modification or helper spring required for installation
- Bushings included for direct replacement
Durable Construction and Precise Specifications
This Dorman leaf spring assembly (part number 22-1143) is manufactured from robust steel, ensuring long-lasting performance under typical load conditions. The assembly features four leaves, each 2.5 inches wide, with a pack thickness of 1.628 inches, providing the necessary support and flexibility for rear suspension systems. The black bushings included help reduce vibration and wear, contributing to a quieter and smoother ride. With a load rate of 1350 pounds, this leaf spring assembly meets the standard replacement requirements for Chevrolet S10, GMC Sonoma, and Isuzu Hombre models.
Compatible Vehicles and Applications
- Chevrolet S10 rear suspension replacement
- GMC Sonoma leaf spring assembly upgrade
- Isuzu Hombre rear axle suspension repair
- Standard replacement for worn or damaged leaf springs
- Restores proper ride height and load handling capabilities
Installation Notes and Tips
The Dorman 22-1143 leaf spring assembly is designed for direct replacement on rear axles without the need for axle modification or additional helper springs. Bushings are included to simplify installation, but mounting hardware is not provided and should be sourced separately. Proper alignment and torque specifications should be followed during installation to ensure optimal suspension performance and safety.
Quality Assurance and Warranty
Dorman manufactures this leaf spring assembly to meet or exceed OEM standards for material and construction. While specific warranty details are not provided, Dorman products typically undergo rigorous quality control to ensure reliability and durability in suspension applications for Chevrolet S10, GMC Sonoma, and Isuzu Hombre trucks.
| Brand | Dorman |
|---|---|
| Part Number | 22-1143 |
| Material | Acero |
| Material | Steel |
| Bushing Color | Black |
| Bushing Color | Negro |
| Bushing Color | Noir |
| Color | Black |
| Color | Negro |
| Color | Noir |
| Load Rate | 1350 |
| Suspension Grade Type | Reemplazo estándar |
| Suspension Grade Type | Standard |
| Leaf Quantity | 4 |
| 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 | 1.628 |
| Leaf Spring Arch Length | 8.25 |
| Spring Research Institute Number | 22-1143 |
This part fits 25 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2004 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2004 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2003 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2003 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2002 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2002 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2001 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2001 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2000 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2000 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 2000 | Isuzu | Hombre | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1999 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1999 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1999 | Isuzu | Hombre | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1998 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1998 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1998 | Isuzu | Hombre | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1997 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1997 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1997 | Isuzu | Hombre | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1996 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1996 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1996 | Isuzu | Hombre | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1995 | Chevrolet | S10 | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
| 1995 | GMC | Sonoma | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; 1.625 In. Pack Thickness; 8.25 In. Free Arch; 1,350 Lb. Average Capacity; wo/Off Road Package |
* 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.