{"product_id":"6-inch-lift-kit-w-radius-arm-ram-3500-13-18-4wd-diesel-fox-2-5-performance-elite","title":"BDS 6-Inch Radius Arm Lift Kit | FOX 2.5 Performance Elite | Ram 3500 4WD Diesel 2013-2018","description":"\u003ch2\u003eBDS 6-Inch Radius Arm Lift Kit | FOX 2.5 Performance Elite | Ram 3500 4WD Diesel 2013–2018 | SKU: 2104FPE\u003c\/h2\u003e\n\n\u003ch2\u003eIs This for You?\u003c\/h2\u003e\n\u003cp\u003eThis kit is for the 2013–2018 Ram 3500 4WD diesel owner who wants maximum front lift — 6 inches — with premium FOX 2.5 Performance Elite damping. This is the DS-generation Ram 3500 diesel platform. If you have a 2019 or newer Ram 3500, stop here — that is the DT platform and requires a different kit. For the same application with FOX 2.0 shocks at a lower price point, see SKU 2104FS.\u003c\/p\u003e\n\n\u003ch2\u003eThe Result\u003c\/h2\u003e\n\u003cp\u003e6 inches of front lift with corrected caster, reduced bushing bind, and FOX 2.5 Performance Elite damping on the Ram 3500 diesel platform. The truck clears larger tires, sits aggressive, and maintains consistent geometry under diesel towing loads. The FOX 2.5 PE external reservoir shocks deliver heat-managed, consistent damping across sustained use — critical on a diesel tow rig running sustained high loads.\u003c\/p\u003e\n\n\u003ch2\u003eVerified Fitment (OFAS Standard)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRam 3500 4WD Diesel:\u003c\/strong\u003e 2013–2018\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDoes NOT fit:\u003c\/strong\u003e Ram 3500 2019 or newer — different platform (DT), order SKU 1683FPE or 1682FPE for 2019–2026 Ram 3500 4WD diesel. Does not fit Ram 3500 2012 or earlier. Does not fit Ram 3500 gas. Does not fit Ram 3500 2WD. Does not fit Ram 2500 — order SKU 2100FPE for 2014–2018 Ram 2500 4WD diesel. Does not fit Ram 1500.\u003c\/p\u003e\n\n\u003ch2\u003eSystem Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 2104FPE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e BDS Suspension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLift Height:\u003c\/strong\u003e 6 inches (front)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuspension Type:\u003c\/strong\u003e Radius arm upgrade — heavy-duty BDS arms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShocks:\u003c\/strong\u003e FOX 2.5 Performance Elite — external reservoir, diesel-tuned\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ram 3500 4WD Diesel 2013–2018\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e BDS No-Fine-Print Warranty + FOX 1-year limited warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eMaster Kit Components\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeavy-duty BDS radius arms — pair\u003c\/li\u003e\n\u003cli\u003eDiesel-tuned front coil springs\u003c\/li\u003e\n\u003cli\u003eFOX 2.5 Performance Elite shocks with external reservoirs\u003c\/li\u003e\n\u003cli\u003eTrack bar correction bracket\u003c\/li\u003e\n\u003cli\u003eAll required installation hardware\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 installation required:\u003c\/strong\u003e 6-inch radius arm lift on a diesel platform requires a qualified suspension shop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlignment mandatory:\u003c\/strong\u003e Full front-end alignment required after installation. Do not drive on public roads before alignment is completed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDriveline inspection mandatory:\u003c\/strong\u003e At 6-inch lift, inspect driveshaft angles and U-joint operating angles after installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal reservoir routing:\u003c\/strong\u003e Follow BDS and FOX instructions for reservoir placement — avoid pinch points and heat sources.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque specs:\u003c\/strong\u003e Torque all fasteners to BDS specification per included installation instructions. Do not estimate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreak-in period:\u003c\/strong\u003e Allow FOX 2.5 PE shocks to break in per FOX recommendations before aggressive off-road use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWheel \u0026amp; Tire Fitment\u003c\/h2\u003e\n\u003cp\u003eAt 6-inch front lift on the Ram 3500 diesel platform, typical fitment runs 37–40-inch tires depending on wheel offset and backspacing. Confirm maximum tire diameter and wheel specs with your wheel\/tire supplier before ordering. Oversized tires may require trimming or additional modifications at this lift height.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Warning\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eApplication-specific. Confirm 2013–2018 Ram 3500 4WD diesel before ordering. Does NOT fit 2019+ Ram 3500 — different platform. Does not fit gas, 2WD, or Ram 2500. Driveline inspection mandatory at 6-inch lift. This product is non-returnable once installed.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cblockquote\u003e\u003cp\u003eIs your Ram 3500 a 2013–2018 4WD diesel? Do you need 6 inches of front lift, or would 4 inches with a rear block (SKU 1657FPE \/ 1656FPE) better match your build? Submit your year, model, engine, drivetrain, and target lift height via the contact form and we’ll confirm the right kit.\u003c\/p\u003e\u003c\/blockquote\u003e","brand":"BDS Suspension","offers":[{"title":"Default Title","offer_id":51395820290369,"sku":"2104FPE","price":5493.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/1284\/1793\/files\/BDS2104FPE.jpg?v=1771171946","url":"https:\/\/obsidianforgedautosupply.com\/products\/6-inch-lift-kit-w-radius-arm-ram-3500-13-18-4wd-diesel-fox-2-5-performance-elite","provider":"Obsidian Forged Auto Supply","version":"1.0","type":"link"}