{"product_id":"19-24-ram-3500-4x4-diesel-3500lbs-xxhd-progressive-leaf-spring-kit-1-lift","title":"CARLI 19-24 RAM 3500 4X4 DIESEL +3500LBS XXHD PROGRESSIVE LEAF SPRING KIT - 1\" LIFT","description":"\u003cp data-start=\"104\" data-end=\"703\"\u003eThe \u003cstrong data-start=\"108\" data-end=\"160\"\u003eCarli +3500 lbs XXHD Progressive Leaf Spring Kit\u003c\/strong\u003e is a \u003cstrong data-start=\"166\" data-end=\"204\"\u003eheavy‑duty rear suspension upgrade\u003c\/strong\u003e engineered for \u003cstrong data-start=\"220\" data-end=\"288\"\u003e2019 and newer Ram 3500 4×4 Diesel trucks with a 4.25″ axle tube\u003c\/strong\u003e that regularly carry \u003cstrong data-start=\"310\" data-end=\"358\"\u003every heavy constant loads (around 3,500 lbs)\u003c\/strong\u003e such as large cab‑over campers, heavy gear, or work equipment. These \u003cstrong data-start=\"428\" data-end=\"456\"\u003eprogressive leaf springs\u003c\/strong\u003eprovide a \u003cstrong data-start=\"467\" data-end=\"483\"\u003e1″ rear lift\u003c\/strong\u003e while supporting substantial weight and helping maintain proper ride height and suspension geometry under load — ideal for long‑haul overland builds or serious payload applications.  \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=\"705\" data-end=\"1262\"\u003eUnlike standard spring packs, the \u003cstrong data-start=\"739\" data-end=\"754\"\u003eXXHD design\u003c\/strong\u003e features significantly higher spring rates tailored for heavy loads, so the truck sits at its intended height when loaded and delivers better stability and control under heavy weight. These springs are \u003cstrong data-start=\"957\" data-end=\"989\"\u003enot intended to run unloaded\u003c\/strong\u003e; they are built to perform best when the intended heavy load is in place. For optimal ride quality and suspension control with these heavier springs, pairing them with \u003cstrong data-start=\"1158\" data-end=\"1208\"\u003e2.5″ remote reservoir shocks and custom tuning\u003c\/strong\u003e is recommended.\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=\"1264\" data-end=\"1280\"\u003e\u003cstrong data-start=\"1264\" data-end=\"1280\"\u003eKey Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1281\" data-end=\"1868\"\u003e\n\u003cli data-start=\"1281\" data-end=\"1400\"\u003e\n\u003cp data-start=\"1283\" data-end=\"1400\"\u003eDesigned for \u003cstrong data-start=\"1296\" data-end=\"1338\"\u003econstant heavy rear loads (~3,500 lbs)\u003c\/strong\u003e without excessive sag \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\u003c\/li\u003e\n\u003cli data-start=\"1401\" data-end=\"1517\"\u003e\n\u003cp data-start=\"1403\" data-end=\"1517\"\u003eProvides a \u003cstrong data-start=\"1414\" data-end=\"1430\"\u003e1″ rear lift\u003c\/strong\u003e for balanced stance and improved rear geometry \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\u003c\/li\u003e\n\u003cli data-start=\"1518\" data-end=\"1639\"\u003e\n\u003cp data-start=\"1520\" data-end=\"1639\"\u003eProgressive spring rates enhance \u003cstrong data-start=\"1553\" data-end=\"1599\"\u003eload carrying performance and rear control\u003c\/strong\u003e \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\u003c\/li\u003e\n\u003cli data-start=\"1640\" data-end=\"1741\"\u003e\n\u003cp data-start=\"1642\" data-end=\"1741\"\u003eIdeal for trucks with \u003cstrong data-start=\"1664\" data-end=\"1701\"\u003elarge campers or work gear setups\u003c\/strong\u003e \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\u003c\/li\u003e\n\u003cli data-start=\"1742\" data-end=\"1868\"\u003e\n\u003cp data-start=\"1744\" data-end=\"1868\"\u003eWorks best with \u003cstrong data-start=\"1760\" data-end=\"1805\"\u003eremote reservoir shocks and custom tuning\u003c\/strong\u003e for optimal ride quality\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\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1870\" data-end=\"1881\"\u003e\u003cstrong data-start=\"1870\" data-end=\"1881\"\u003eFitment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1882\" data-end=\"2051\"\u003e\n\u003cli data-start=\"1882\" data-end=\"1940\"\u003e\n\u003cp data-start=\"1884\" data-end=\"1940\"\u003e\u003cstrong data-start=\"1884\" data-end=\"1913\"\u003e2019+ Ram 3500 4×4 Diesel\u003c\/strong\u003e with \u003cstrong data-start=\"1919\" data-end=\"1938\"\u003e4.25″ axle tube\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1941\" data-end=\"2051\"\u003e\n\u003cp data-start=\"1943\" data-end=\"2051\"\u003e\u003cstrong data-start=\"1943\" data-end=\"1961\"\u003eNot compatible\u003c\/strong\u003e with trucks that have factory air‑assist suspension\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Carli Suspension","offers":[{"title":"Default Title","offer_id":42620637839449,"sku":"CS-DFSP-19-425-XXHD","price":2803.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0650\/9913\/7113\/files\/CS-DFSP-ALL_5.jpg?v=1766523927","url":"https:\/\/thor-off-road.myshopify.com\/products\/19-24-ram-3500-4x4-diesel-3500lbs-xxhd-progressive-leaf-spring-kit-1-lift","provider":"Thor Off-Road","version":"1.0","type":"link"}