{"product_id":"6-inch-lift-kit-dodge-ram-2500-3500-03-07-4wd-diesel-leaf-springs-4-inch-axle-fox-2-0-performance","title":"BDS 6-Inch Lift Kit | FOX 2.0 Shocks | Leaf Springs + 4-Inch Axle | Ram 2500\/3500 4WD Diesel 2003-2007","description":"\u003ch2\u003eBDS 6-Inch Lift Kit | FOX 2.0 Performance Series Shocks | Leaf Springs + 4-Inch Axle Block | Ram 2500\/3500 4WD Diesel 2003–2007 | SKU: BDS266FS\u003c\/h2\u003e\n\u003cp\u003eThe BDS 6-Inch Suspension Lift Kit (SKU: BDS266FS) is a complete front and rear lift system for 2003–2007 Ram 2500 and Ram 3500 4WD diesel models. This kit uses a \u003cstrong\u003e4-inch rear axle block\u003c\/strong\u003e — distinct from BDS236FS which uses a 3.5-inch rear axle block for the same platform. The front system delivers a 6-inch lift using diesel-tuned coil springs and geometry-correct radius arm correction brackets. The rear system uses replacement leaf springs and 4-inch axle blocks. The included FOX 2.0 Performance Series shocks provide improved damping control, heat resistance, and ride quality. Contact OFAS at 903-347-3875 to confirm whether BDS266FS (4-inch axle block) or BDS236FS (3.5-inch axle block) is correct for your specific Ram 2500\/3500 configuration before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eVerified Fitment (OFAS Standard)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRam 2500 4WD Diesel:\u003c\/strong\u003e 2003–2007\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRam 3500 4WD Diesel SRW (Single Rear Wheel):\u003c\/strong\u003e 2003–2007\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDoes NOT fit:\u003c\/strong\u003e Ram 2500 or Ram 3500 gas. Does not fit Ram 2500 or Ram 3500 2WD. Does not fit Ram 2500 or Ram 3500 2008 or newer. Does not fit Ram 1500 or Ram 1500 Classic. Ram 3500 DRW (Dually) — contact OFAS at 903-347-3875 to confirm DRW compatibility before ordering. Confirm model year, drivetrain, engine, cab style, and SRW vs. DRW before ordering.\u003c\/p\u003e\n\n\u003ch2\u003e4-Inch Axle Block vs. 3.5-Inch Axle Block — Which Kit\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBDS236FS — 3.5-Inch Axle Block:\u003c\/strong\u003e Same 2003–2007 Ram 2500\/3500 4WD diesel platform, 3.5-inch rear axle block. For specific cab configurations or spring pack heights requiring a 3.5-inch block to achieve proper rear lift height and stance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBDS266FS — 4-Inch Axle Block (this listing):\u003c\/strong\u003e Same platform, 4-inch rear axle block. For specific cab configurations or spring pack heights requiring a 4-inch block.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eContact OFAS at 903-347-3875 to confirm which axle block height is correct for your specific Ram 2500\/3500 cab style and configuration before ordering.\u003c\/strong\u003e Ordering the wrong axle block height will result in incorrect rear lift height and improper stance.\u003c\/p\u003e\n\n\u003ch2\u003eTwo Critical Fitment Gates\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4WD only:\u003c\/strong\u003e This kit is engineered for 4WD Ram 2500 and Ram 3500. Does not fit 2WD models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiesel only:\u003c\/strong\u003e Coil springs and geometry are tuned for the diesel engine platform. Does not fit gas models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRam 3500 SRW vs. DRW — Confirm Before Ordering\u003c\/h2\u003e\n\u003cp\u003eThe 2003–2007 Ram 3500 was available in both SRW and DRW configurations. This kit is confirmed for Ram 3500 SRW. Ram 3500 DRW compatibility has not been confirmed — contact OFAS at 903-347-3875 to verify DRW fitment before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eFront and Rear Lift System\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront — 6-inch coil lift:\u003c\/strong\u003e Diesel-tuned coil springs deliver 6 inches of front lift height. Geometry-correct radius arm correction brackets maintain proper caster and driveline alignment at lifted height.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear — Leaf springs + 4-inch axle block:\u003c\/strong\u003e Replacement rear leaf springs and 4-inch axle blocks match the front lift height while maintaining rear load capacity and proper stance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack bar correction:\u003c\/strong\u003e Maintains proper axle centering at lifted height.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFOX 2.0 Performance Series Shocks\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved damping:\u003c\/strong\u003e Significantly improved damping control over factory shocks at lifted height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat resistance:\u003c\/strong\u003e 2.0-inch shock body for improved heat dissipation during extended towing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRide quality:\u003c\/strong\u003e Tuned for the 2003–2007 Ram 2500\/3500 4WD diesel platform\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFOX warranty:\u003c\/strong\u003e 1-year limited warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDiesel-tuned front coil springs\u003c\/li\u003e\n\u003cli\u003eGeometry-correct radius arm correction brackets\u003c\/li\u003e\n\u003cli\u003eTrack bar correction bracket\u003c\/li\u003e\n\u003cli\u003eRear replacement leaf springs\u003c\/li\u003e\n\u003cli\u003e4-inch rear axle blocks\u003c\/li\u003e\n\u003cli\u003eFOX 2.0 Performance Series shocks\u003c\/li\u003e\n\u003cli\u003eAll required hardware and installation hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e BDS266FS\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) \/ matched rear via leaf springs + 4-inch axle block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront System:\u003c\/strong\u003e Diesel-tuned coil springs + geometry-correct radius arm correction brackets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear System:\u003c\/strong\u003e Replacement leaf springs + 4-inch axle blocks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShocks:\u003c\/strong\u003e FOX 2.0 Performance Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ram 2500\/3500 SRW 4WD Diesel 2003–2007\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e BDS No-Fine-Print Warranty + FOX 1-year limited warranty on shocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxle block height confirmation mandatory:\u003c\/strong\u003e Contact OFAS at 903-347-3875 to confirm whether the 4-inch (BDS266FS) or 3.5-inch (BDS236FS) axle block is correct for your specific configuration before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional installation required:\u003c\/strong\u003e Front and rear suspension lift with geometry correction requires professional installation by 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:\u003c\/strong\u003e At 6-inch lift height, inspect driveshaft angles and U-joint operating angles after installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque specs:\u003c\/strong\u003e All fasteners must be torqued to BDS specifications per installation instructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTire sizing:\u003c\/strong\u003e Contact OFAS at 903-347-3875 to confirm maximum tire size before ordering wheels and tires.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Warning\u003c\/h2\u003e\n\u003cp\u003eConfirm axle block height (4-inch vs. 3.5-inch) with OFAS before ordering — wrong block height causes incorrect stance and improper lift. Professional installation required. Alignment mandatory. Driveline inspection required at 6-inch lift. Does not fit gas, 2WD, or 2008 and newer. Ram 3500 DRW — confirm with OFAS before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHave you confirmed your Ram 2500\/3500 is a 2003–2007 4WD diesel SRW model and that the 4-inch axle block is correct for your configuration — contact OFAS at 903-347-3875 to verify before ordering.\u003c\/strong\u003e\u003c\/p\u003e","brand":"BDS Suspension","offers":[{"title":"Default Title","offer_id":51395821404481,"sku":"266FS","price":2929.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/1284\/1793\/files\/BDS266FS.webp?v=1771164595","url":"https:\/\/obsidianforgedautosupply.com\/products\/6-inch-lift-kit-dodge-ram-2500-3500-03-07-4wd-diesel-leaf-springs-4-inch-axle-fox-2-0-performance","provider":"Obsidian Forged Auto Supply","version":"1.0","type":"link"}