The Dayton Parts Front Leaf Spring for Kenworth and Peterbilt trucks is designed to provide superior handling and stability on the road. This full taper spring boasts a spring width of 4.00" and a spring pack thickness of 5-11/16", ensures maximum support and durability for your heavy duty vehicle. With a spring capacity of 11,000 lbs at the pad, this leaf spring is capable of handling even the heaviest loads, allowing for an increased payload capacity of up to 12,000 lbs. Made from high-quality materials, this spring is built to last and can withstand wear and tear, making it a reliable and cost-effective choice for your truck. This front leaf spring is specifically designed for Kenworth applications, featuring multiple leaves that work together to provide optimal support and stability. FleetPride is your First Click in Heavy Duty®.