Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experienceLeaf SpringSuspension Leaf Helper SpringFord F Super Duty 1997-90Restores functionality – reliable replacement for an original part that has failed due to rust and fatigueHelper SpringLeaf SpringLeaf, Helper, Spring, Leaves, Helpers, SpringsDirect replacement – this leaf helper spring is designed to match the fit and function of the original spring on specified vehiclesThis leaf helper spring is designed to match the fit and function of the original spring on specified vehicles, and is engineered for durability and reliable performance.Suspension Leaf SpringDurable construction – this part is made from quality materials to ensure reliable performance and long service lifeLEAF SPRING