Built to carry the weight and payload at the rear of your truck, this Dorman leaf spring, part number 43-781HD from Dorman - OE Solutions, plays a central role in rear suspension performance and ride comfort. It fits many vehicles, among them the 1986-2003 Ford Ranger and the 1994-1997 Mazda B2300. See the "Vehicles it fits" section for the full list and engine details.
Properly working leaf springs hold up both the vehicle and whatever it is hauling, and they are essential to how the suspension performs and how comfortable the ride feels. This rear leaf spring assembly is designed to take over that job on the listed applications.
- Direct replacement: Designed to fit and work like the original leaf spring on the specific vehicles it is listed for.
- Ideal solution: Replaces a spring damaged by overloading, a collision, cracking or corrosion, or one that is simply due for replacement.
- Durable construction: Made from quality materials to strict specifications, intended for reliable performance and a long service life.
- Trustworthy quality: Engineered, manufactured and supported by what Dorman calls the premier aftermarket leaf spring provider in the USA.
If a sagging, cracked or rusted leaf spring on a 1986-2003 Ford Ranger is behind a low rear ride height or a harsh ride, this part replaces it. Follow the vehicle service information for the installation procedure, torque values and the correct fasteners.
Interchange: 43-863HD · 43-781HDDAY · 043-0781-00HD
43863HD · 43781HDDAY · 043078100HD
This part cross-references / interchanges with the following part numbers:
43-781HD, 43-863HD, 43-781HDDAY, 043-0781-00HD
Frequently Asked Questions
Can I use this part to replace 1986-2003 Ford Ranger leaf springs?
Yes. The 1986-2003 Ford Ranger is among the applications for this rear leaf spring, and the "Vehicles it fits" section lists every fitment.
What does a rear leaf spring do?
It holds the weight of the vehicle and its payload at the rear axle. It is also essential to suspension performance and passenger comfort.
What are signs a leaf spring may need replacing?
Common signs include rear sagging or uneven ride height, cracked or broken leaves, heavy corrosion, and the rear bottoming out over bumps. Diagnose the cause before you replace any part.
What kinds of damage is this leaf spring meant to replace?
Dorman designed it to replace leaf springs damaged by overloading, a collision, cracking or corrosion, or springs that are simply due for replacement.
Is this a direct replacement for the original spring?
Yes. It is designed to fit and work like the original on the listed vehicles. Consult the vehicle service information for the correct fasteners and whether the originals may be reused.
