{"product_id":"4-inch-lift-kit-w-radius-arm-3-inch-rear-block-ram-3500-19-24-4wd-diesel-without-factory-rear-overload-leaf-6-bolt-fox-2-5-performance-elite-shocks","title":"BDS 4-Inch Radius Arm + 3-Inch Rear Block | FOX 2.5 Performance Elite | Ram 3500 4WD Diesel 2019-2026 | No Overload Leaf | 6-Bolt","description":"\u003ch2\u003eBDS 4-Inch Radius Arm + 3-Inch Rear Block | FOX 2.5 Performance Elite | Ram 3500 4WD Diesel 2019–2026 | No Overload Leaf | 6-Bolt | SKU: 1656FPE\u003c\/h2\u003e\n\n\u003ch2\u003eIs This for You?\u003c\/h2\u003e\n\u003cp\u003eThis kit is for the 2019–2026 Ram 3500 4WD diesel owner with \u003cstrong\u003estandard rear suspension (no factory overload leaf) and 6-bolt front axle\u003c\/strong\u003e who wants a matched front and rear lift system — 4 inches up front via radius arm upgrade, 3 inches in the rear via axle block. If you need 6 inches of front lift, see SKU 1682FPE (no overload) or SKU 1683FPE (with overload). If your Ram 3500 has the factory rear overload leaf, order SKU 1657FPE instead.\u003c\/p\u003e\n\n\u003ch2\u003eThe Result\u003c\/h2\u003e\n\u003cp\u003eA matched 4-inch front \/ 3-inch rear lift on the Ram 3500 diesel platform — corrected caster, reduced bushing bind, and FOX 2.5 Performance Elite damping front and rear. The truck sits level and aggressive, clears larger tires, and maintains consistent geometry under diesel towing loads. The FOX 2.5 PE external reservoir shocks deliver heat-managed, consistent damping across sustained use.\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 2019–2026 — without factory rear overload leaf spring, 6-bolt front axle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDoes NOT fit:\u003c\/strong\u003e Ram 3500 with factory rear overload leaf — order SKU 1657FPE. Does not fit Ram 3500 gas. Does not fit Ram 3500 2WD. Does not fit Ram 3500 2018 or earlier. Does not fit Ram 2500 or 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 1656FPE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e BDS Suspension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Lift Height:\u003c\/strong\u003e 4 inches — radius arm upgrade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Lift Height:\u003c\/strong\u003e 3 inches — axle block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuspension Type:\u003c\/strong\u003e Radius arm upgrade (front) + axle block (rear)\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 2019–2026 — no overload leaf, 6-bolt axle\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\u003e3-inch rear axle blocks\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 Front and rear suspension lift 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\u003eRear block installation:\u003c\/strong\u003e 3-inch axle blocks must be installed per BDS specifications — confirm U-bolt torque specs and axle centering after installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDriveline inspection:\u003c\/strong\u003e 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\u003e6-bolt axle confirmation:\u003c\/strong\u003e Confirm 6-bolt front axle configuration before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWheel \u0026amp; Tire Fitment\u003c\/h2\u003e\n\u003cp\u003eAt 4-inch front lift on the Ram 3500 diesel platform, typical fitment runs 35–37-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.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Warning\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eApplication-specific. Confirm 2019–2026 Ram 3500 4WD diesel WITHOUT factory rear overload leaf and with 6-bolt front axle before ordering. With overload leaf — order SKU 1657FPE. Does not fit gas, 2WD, or 2018 and earlier Ram 3500. Rear axle block U-bolt torque must meet BDS specifications. This product is non-returnable once installed.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cblockquote\u003e\u003cp\u003eRunning a diesel, air ride, or overload leaf config? Those details change the kit. Submit your full build specs via the contact form and we’ll confirm the right kit for your application.\u003c\/p\u003e\u003c\/blockquote\u003e","brand":"BDS Suspension","offers":[{"title":"Default Title","offer_id":51395820257601,"sku":"1656FPE","price":5494.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/1284\/1793\/files\/BDS1656FPE.webp?v=1771173172","url":"https:\/\/obsidianforgedautosupply.com\/products\/4-inch-lift-kit-w-radius-arm-3-inch-rear-block-ram-3500-19-24-4wd-diesel-without-factory-rear-overload-leaf-6-bolt-fox-2-5-performance-elite-shocks","provider":"Obsidian Forged Auto Supply","version":"1.0","type":"link"}