The Dayton Parts Front Leaf Spring is a high-quality and durable suspension component designed to provide reliable support and stability for heavy duty vehicles. Its multi-leaf design consists of eight individual metal leaves, each stacked on top of the other to create a strong and flexible spring. With a spring width of 4.00" and a spring pack thickness of 4-1/8", this leaf spring is capable of supporting up to 8,100 lbs of weight at the pad. Additionally, it comes with a bracket that can be used to attach it to the vehicle suspension system, ensuring a secure and stable fit. If you're looking for a dependable and long-lasting leaf spring for your Navistar truck. FleetPride is your First Click in Heavy Duty®.