Dorman 43-591 Suspension - Leaf Spring
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$223.65
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
Properly functioning leaf springs hold the weight and payload of a vehicle or trailer and are essential to suspension performance and passenger comfort. Check the product attributes to select the right leaf spring for your application.
- Direct replacement - these leaf springs are designed to match the fit and function of the original leaf springs on specific vehicles or trailers
- Ideal solution - seamlessly replaces leaf springs damaged by overloading, collision, cracking or corrosion, or are due for replacement
- Durable construction - made from quality materials to strict specifications to ensure reliable performance and long service life
- Trustworthy quality - engineered, manufactured and supported by the premier aftermarket leaf spring provider in the USA
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 1979 | Ford | F-100 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1979 | Ford | F-150 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1978 | Ford | F-100 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1978 | Ford | F-150 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1977 | Ford | F-100 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1977 | Ford | F-150 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1976 | Ford | F-100 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1976 | Ford | F-150 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1975 | Ford | F-100 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1975 | Ford | F-150 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1974 | Ford | F-100 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
| 1973 | Ford | F-100 | RWD | Rear | 1,650 Lb. Average Capacity; 4 Leaf /1 Leaf /Two Stage Spring; 1.875 In. Pack Thickness |
Product Specifications
| Axle Modification Needed: | No |
|---|---|
| Axle Orientation: | Rear |
| Bushing Color: | Black |
| Bushings Included: | Yes |
| Color: | Black |
| End 1 Attachment Type: | Berlin Eye |
| End 2 Attachment Type: | Berlin Eye |
| Helper Spring: | No |
| Leaf Quantity: | 5 |
| Leaf Spring Arch Length: | 7.375 in |
| Leaf Width: | 2.5 in |
| Length Axis 1: | 24 in |
| Length Axis 2: | 31.5 in |
| Length B: | 31.5 in |
| Load Rate: | 1650 lb |
| Material: | Steel |
| Mounting Hardware Included: | No |
| Pack Thickness: | 1.821 in |
| Package Contents: | 1 Leaf Spring |
| Package Quantity: | 1 |
| Packaging Type: | Box |
| Spring Arch Length: | 7.375 in |
| Spring Research Institute Number: | 43-591 |
| Suspension Grade Type: | Standard |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| D5TA5560AKA | FORD MOTOR COMPANY |
| D5TAAKA | FORD MOTOR COMPANY |
| D5TZ5560A | FORD MOTOR COMPANY |