{"product_id":"skyjacker-leaf-springs-accessories-sky-add-a-leaf-r3940","title":"Skyjacker Add A Leaf 2009-2013 Ford F-150 R3940","description":"Skyjacker Leaf Springs \u0026amp; Accessories R3940  Softride« Add-a-leafs use only American steel and are shot-peened with hard steel pellets at very high velocities. This shot-peening compresses the surface of the steel thereby increasing the tensile strength of the leaf. Without this shot-peening procedure, the maximum wheel travel and ride quality could not be achieved without sacrificing the life of the leaf. The Skyjacker« add-a-leafs are pre-drilled for the center pin. Pin location varies with each application. Most have long tapered ends for a progressive affect and ride comfort.  ADD-A-LFS 4IN. 09 F150 W\/SHIMS  Softride Add-A-Leaf; Rear; Lift Height 4 in.; w\/Shims;  AddALeaf","brand":"Skyjacker","offers":[{"title":"Default Title","offer_id":39923394085016,"sku":"1RUET","price":277.96,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0564\/0867\/0360\/products\/1ca322d2ae39e22759cc27292c0ff3bf_851d0e36-8f8f-4682-8137-345df514f06b.jpg?v=1620316122","url":"https:\/\/frsport.com\/products\/skyjacker-leaf-springs-accessories-sky-add-a-leaf-r3940","provider":"FR SPORT","version":"1.0","type":"link"}