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Dorman 43-1261HD Leaf Spring Assembly - Rear
Dorman 43-1261HD Rear Leaf Spring Assembly
Dorman 43-1261HD is a heavy-duty rear leaf spring assembly built for Ford Super Duty trucks that need stable load support and consistent suspension performance. It is a steel leaf spring with black bushings and an OE-style fit for rear suspension service on select Ford F-250 Super Duty and Ford F-350 Super Duty applications.
Key Features
- Steel construction for rear suspension load support
- Heavy Duty suspension grade for demanding truck use
- Load rate: 3600
- Leaf width: 3 in.
- Leaf spring arch length: 7.5 in.
- Pack thickness: 2.536 in.
- Up-turned eye attachment at both ends
- Black bushings included
- Rear axle orientation
Detailed Description
This Dorman leaf spring assembly is engineered for rear suspension replacement on 1999-2007 Ford F-250 Super Duty and 1999-2007 Ford F-350 Super Duty trucks. The steel spring pack is specified for heavy-duty service and is listed with a 3,600 lb average capacity, making it a direct-fit option for trucks that need restored ride height, payload support, and suspension control. Part number 43-1261HD is also referenced as Dorman OE Solutions 43-1261HD for the same application.
Compatible With 1999-2007 Ford F-250 Super Duty, rear, and 1999-2007 Ford F-350 Super Duty, rear. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
Common Problems This Part Can Address
- Sagging rear suspension
- Reduced load-carrying stability
- Uneven ride height at the rear of the truck
- Excessive rear-end bounce or bottoming under load
- Worn or damaged leaf spring assembly replacement needs
Installation Notes and Tips
Verify rear suspension configuration before ordering, including pack thickness, arch length, and attachment style. For 1999-2007 Ford F-250 Super Duty applications, the fitment notes specify replace in pairs and a 5 leaf / 1 leaf = 6 leaf spring configuration. Confirm that the axle orientation is rear and that the spring dimensions match the original equipment layout before installation.
Quality Assurance
Dorman OE Solutions parts are built to match application-specific suspension requirements and are selected using vehicle fitment data for the Ford F-250 Super Duty and Ford F-350 Super Duty. Part number 43-1261HD is listed for direct rear suspension replacement on the confirmed model years shown above.
| Brand | Dorman |
|---|---|
| Part Number | 43-1261HD |
| Material | Acero |
| Material | Steel |
| Bushing Color | Black |
| Bushing Color | Negro |
| Bushing Color | Noir |
| Color | Black |
| Color | Negro |
| Color | Noir |
| Load Rate | 3600 |
| Suspension Grade Type | Heavy duty |
| Suspension Grade Type | Para uso pesado |
| Leaf Quantity | 1 |
| Leaf Quantity | 1 ensamble de manguera del calentador |
| Leaf Width | 3 |
| 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 | 25 |
| Length Axis 2 | 25 |
| Pack Thickness | 2.536 |
| Leaf Spring Arch Length | 7.5 |
This part fits 36 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 2007 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 2007 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2007 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2007 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2006 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 2006 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2006 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2006 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2005 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 2005 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2005 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2005 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2004 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 2004 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2004 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2004 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2003 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 2003 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2003 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2003 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2002 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 2002 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2002 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2002 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2001 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 2001 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2001 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2001 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2000 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 2000 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2000 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 2000 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 1999 | Ford | F-250 Super Duty | Rear | Replace In Pairs; 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design | |
| 1999 | Ford | F-350 Super Duty | Standard Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 1999 | Ford | F-350 Super Duty | Extended Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
| 1999 | Ford | F-350 Super Duty | Crew Cab Pickup | Rear | 5 Leaf / 1 Leaf = 6 Leaf Spring; 2.5625 In. Pack Thickness; 3,600 Lb. Average Capacity; Heavy Duty Aftermarket Design |
* 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.