The Dayton Parts Front Leaf Spring is the perfect solution for heavy duty truck owners looking for a reliable and durable suspension system. This multi-leaf spring boasts a spring width of 4.00" and a total of 7 leaves, providing superior stability and handling even when the vehicle is heavily loaded. With a spring pack thickness of 3-7/8" and a spring capacity at pad of 5350 lbs, this handling even the toughest jobs. Its simple design makes it easy to maintain and ensures long-lasting performance. Upgrade your truck's suspension system with the Leaf Spring for Navistar and experience improved performance and reliability on the road. FleetPride is your First Click in Heavy Duty®.