Dorman 43-1747 rear leaf spring for the 2008-2016 Ford F-450 Super Duty and other vehicles holds up the weight and payload of the truck at the rear axle. It is a direct replacement for the original leaf spring on these trucks.
- Dorman OE Solutions line, standard-grade replacement with no helper spring
- Steel construction with 10 leaves and a 5500 lb load rate
- Up-turned eye at both ends of the spring
- Bushings included with the spring
- Replaces leaf springs damaged by overloading, collision, cracking or corrosion
Quick facts
- Part: Dorman 43-1747 leaf spring
- Also called: leaf spring assembly
- Fits: 2008-2016 Ford F-450 Super Duty and other vehicles
- Position: Rear
- Material: Steel
- Condition: New
A worn spring can show up as cracked or broken leaves, rust, or a rear end that sits low. These signs alone do not prove the spring is the problem; a heavy load in the bed can make the rear sit low as well. The part is also called a leaf spring assembly. This listing is one leaf spring, and both rear sides are normally replaced together.
Fits
It fits the 2008-2016 Ford F-450 Super Duty and the 2008-2016 Ford F-550 Super Duty, with one spring on each side of the rear axle.
Specifications
Fit and size
- Position: Rear
- Quantity per vehicle: 2
- Length B: 30.75 in
- Leaf width: 3 in
- Pack thickness: 4.428 in
- Arch length: 5.5 in
- Ends: up-turned eye at both ends
Build and materials
- Type: standard-grade replacement
- Material: Steel
- Leaf quantity: 10
- Load rate: 5500 lb
- Bushings: included
- Helper spring: no
- Axle modification needed: no
- Condition: New
In the box
One leaf spring with bushings. Mounting hardware is not included, so plan on new bolts, since the old ones may not be reusable.
Interchange: 43-1733 · 43-1735 · 43-1739 · 43-1745 · 43-1747DAY · 043-1747-00R
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
43-1747, 43-1733, 43-1735, 43-1739, 43-1745, 43-1747DAY, 043-1747-00R
Frequently Asked Questions
Is Dorman 43-1747 one of the leaf springs for the 2008-2016 Ford F-450 Super Duty?
Yes. Dorman 43-1747 is a rear leaf spring for the 2008-2016 Ford F-450 Super Duty, and each listing is a single spring.
Are the 2008-2016 Ford F-550 Super Duty leaf springs in this listing rear or front ones?
They are rear springs. This rear leaf spring fits the 2008-2016 Ford F-550 Super Duty, one on each side of the rear axle.
Does the Dorman 43-1747 leaf spring come with bushings and mounting hardware?
The box holds one leaf spring with bushings included. Mounting hardware is not included, so plan on new bolts, since the old ones may not be reusable.
Is this Dorman leaf spring a standard replacement or a helper spring?
This Dorman 43-1747 spring is a standard-grade replacement with 10 leaves and a 5500 lb load rate. It is not a helper spring, and no axle modification is needed.
How can I tell a rear leaf spring is worn out?
Signs can include a rear end that sits low or leans to one side, visible rust, or cracked or broken leaves. A shop can inspect the springs to confirm.
