{"product_id":"carli-cs-duc35-12-d","title":"Carli Suspension Dodge 3\" Unchained 3.5 Long Arm System | 2012–2013 Ram 2500\/3500 Diesel 4WD","description":"\u003ch2\u003eCarli Suspension Dodge 3\" Unchained 3.5 Long Arm System | 2012–2013 Ram 2500\/3500 Diesel 4WD | SKU: CS-DUC35-12-D\u003c\/h2\u003e\n\n\u003ch2\u003eIs This for You?\u003c\/h2\u003e\n\u003cp\u003eThis system is for the \u003cstrong\u003e2012–2013 Ram 2500 Diesel or 2012 Ram 3500 Diesel 4WD owner\u003c\/strong\u003e who wants Carli’s maximum-performance Unchained 3.5 long arm conversion with 3 inches of lift. This is a full long arm conversion requiring professional fabrication and weld-on frame mounts — not a bolt-on system. If you have a gas-powered Ram 2500\/3500, stop here — diesel-specific geometry. If you have a 2013 Ram 3500, stop here — confirm compatibility via contact form. If you want a bolt-on system, see the Pintop listings. If you have a 2014+ Ram 2500\/3500, stop here — different platform, see the 2014–2022 listings.\u003c\/p\u003e\n\n\u003ch2\u003eThe Result\u003c\/h2\u003e\n\u003cp\u003eMaximum front suspension travel and desert performance on the 2012–2013 Ram HD platform. King 3.5 shocks with long arm geometry eliminate the binding and limited travel of the factory short arm setup — purpose-built for serious off-road use while maintaining on-road composure under load.\u003c\/p\u003e\n\n\u003ch2\u003eVerified Fitment (OFAS Standard)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRam 2500 Diesel 4WD:\u003c\/strong\u003e 2012–2013\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRam 3500 Diesel 4WD:\u003c\/strong\u003e 2012 only — confirm 2013 Ram 3500 compatibility via contact form\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDoes NOT fit:\u003c\/strong\u003e Ram 2500\/3500 Gas. Does NOT fit 2014+ Ram 2500\/3500 — different platform. Does NOT fit DRW without confirmation. Confirm year, engine, and configuration before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eSystem Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e CS-DUC35-12-D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Carli Suspension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Unchained 3.5 Long Arm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLift:\u003c\/strong\u003e 3 inches (front)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Shocks:\u003c\/strong\u003e King 3.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConversion:\u003c\/strong\u003e Long arm radius arm conversion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount Type:\u003c\/strong\u003e Weld-on frame mounts — fabrication required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e 2012–2013 Ram 2500 \/ 2012 Ram 3500 Diesel 4WD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrivetrain:\u003c\/strong\u003e 4WD only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e Diesel only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eMaster Kit Components\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eKing 3.5 front shocks — Carli-tuned\u003c\/li\u003e\n\u003cli\u003eLong arm radius arm conversion components\u003c\/li\u003e\n\u003cli\u003eWeld-on frame mounts\u003c\/li\u003e\n\u003cli\u003eCarli front coil springs\u003c\/li\u003e\n\u003cli\u003eConfirm full kit contents via contact form or Carli spec sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation \u0026amp; Fabrication Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional fabrication required:\u003c\/strong\u003e Weld-on frame mounts require a qualified fabricator with MIG\/TIG capability. This is not a bolt-on system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlignment:\u003c\/strong\u003e Full front alignment required after installation. Carli recommends a qualified alignment shop familiar with long arm lifted trucks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque specs:\u003c\/strong\u003e Follow Carli installation manual torque specifications for all suspension fasteners.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreak-in period:\u003c\/strong\u003e Allow 500–1,000 miles for suspension components to settle before final alignment check.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWheel \u0026amp; Tire Fitment\u003c\/h2\u003e\n\u003cp\u003e3-inch long arm lift opens significant tire fitment on the Ram HD platform. Confirm wheel backspacing, offset, and tire diameter with your fabricator and installer. Submit your current wheel and tire setup via the contact form for a fitment recommendation.\u003c\/p\u003e\n\n\u003cblockquote\u003e\u003cp\u003eIs your Ram a 2012–2013 2500 or 2012 3500 Diesel 4WD? What cab and bed configuration? Submit via the contact form and we’ll confirm fitment and fabrication requirements before it ships.\u003c\/p\u003e\u003c\/blockquote\u003e","brand":"Carli Suspension","offers":[{"title":"Default Title","offer_id":51417396937025,"sku":"CS-DUC35-12-D","price":13728.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/1284\/1793\/files\/CISCS-DUC35-12-D.webp?v=1772024550","url":"https:\/\/obsidianforgedautosupply.com\/products\/carli-cs-duc35-12-d","provider":"Obsidian Forged Auto Supply","version":"1.0","type":"link"}