{"product_id":"13-18-ram-3500-4x4-diesel-alas-full-progressive-leaf-spring-kit-1-lift","title":"CARLI 13-18 RAM 3500 4X4 DIESEL ALAS FULL PROGRESSIVE LEAF SPRING KIT - 1\" LIFT","description":"\u003cp data-start=\"115\" data-end=\"594\"\u003eThe \u003cstrong data-start=\"119\" data-end=\"196\"\u003eCarli Full Progressive Leaf Spring Pack with Air Suspension Compatibility\u003c\/strong\u003e is a heavy‑duty rear suspension upgrade engineered specifically for \u003cstrong data-start=\"265\" data-end=\"355\"\u003e2013–2018 Dodge Ram 3500 4×4 diesel trucks equipped with factory air‑assist suspension\u003c\/strong\u003e. This progressive leaf spring system replaces the factory setup with a \u003cstrong data-start=\"427\" data-end=\"494\"\u003efull‑progressive design that adds approximately 1″ of rear lift\u003c\/strong\u003e while improving ride quality and rear suspension performance.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"596\" data-end=\"1158\"\u003eUnlike stock leaf springs, Carli’s progressive pack delivers a \u003cstrong data-start=\"659\" data-end=\"704\"\u003esmooth initial spring rate at ride height\u003c\/strong\u003e for better unloaded comfort and increased suspension travel before the airbags engage. By altering the rear height sensor and including \u003cstrong data-start=\"841\" data-end=\"893\"\u003esensor, airbag, and air tank relocation hardware\u003c\/strong\u003e, the system maintains proper \u003cstrong data-start=\"923\" data-end=\"954\"\u003eauto‑leveling functionality\u003c\/strong\u003eand preserves the truck’s \u003cstrong data-start=\"981\" data-end=\"1009\"\u003efactory payload capacity\u003c\/strong\u003e. It also helps \u003cstrong data-start=\"1025\" data-end=\"1061\"\u003eminimize axle wrap and wheel hop\u003c\/strong\u003e, enhancing stability during acceleration and load changes.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e– Converts rear to full progressive leaf spring design\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e– 1″-2″ rear lift maintains slight rear-high stance with Carli 3″ Systems\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e– Minimizes axle wrap \u0026amp; wheel hop \u0026amp; maintains factory payload\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e– Fitment: Ram 2013+ 3500 4×4, Factory Air Assist\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e– Includes Sensor, Bag, and Airtank Relocation, Airline, Hardware and Fittings\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e– \u003c\/span\u003e\u003cb\u003eWill ONLY fit 3500 trucks that have factory air-assist\u003c\/b\u003e\u003c\/p\u003e","brand":"Carli Suspension","offers":[{"title":"Default Title","offer_id":42620130066521,"sku":"CS-DFSP-13-D-ALAS","price":2507.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0650\/9913\/7113\/files\/CS-DFSP-13-D-ALAS-Link-Update.jpg?v=1756129542","url":"https:\/\/thor-off-road.myshopify.com\/products\/13-18-ram-3500-4x4-diesel-alas-full-progressive-leaf-spring-kit-1-lift","provider":"Thor Off-Road","version":"1.0","type":"link"}