{"product_id":"99-06-chevy-gmc-silverado-sierra-c-notch-kit-weld-on-under-bed-frame-notch-all-cabs-beds-up-to-6-drop","title":"99-06 Chevy\/GMC Silverado Sierra C-Notch Kit | Weld-On Under Bed Frame Notch | All Cabs \u0026 Beds | Up to 6\" Drop","description":"\u003ch1\u003e99-06 Chevy\/GMC Silverado Sierra Weld-On Under Bed C-Notch Kit – Up to 6\" Drop\u003c\/h1\u003e\n\u003cp\u003eDrop your rear 5–6 inches without the axle eating your frame.\u003c\/p\u003e\n\u003cp\u003eOnce you go past 4” in the rear on a 99-06 GMT800, your rear axle will contact the frame under compression — every hard bump, every speed bump, every dip. It’s not a question of if. This C-notch gives your axle the clearance it needs, welded into the frame rail using a slip-over design that self-centers on the factory rail so you’re not measuring and fighting to get it positioned.\u003c\/p\u003e\n\u003cp\u003e3\/16” steel. Under-bed placement. Pre-bent bottom cap included. Fits every cab and bed combo — regular, extended, crew.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 1999–2006 Chevy Silverado \u0026amp; GMC Sierra — All cab and bed styles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop:\u003c\/strong\u003e Allows up to \u003cstrong\u003e6\" of rear suspension drop\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heavy-duty \u003cstrong\u003e3\/16\" steel construction\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessionally welded\u003c\/strong\u003e for superior strength and consistency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlip-over frame design\u003c\/strong\u003e — slides directly over factory frame rails for a perfect, centered fit every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes pre-bent bottom cap\u003c\/strong\u003e — simply cut, drop in, and weld\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBare metal finish\u003c\/strong\u003e — ready for primer, paint, or undercoating to match your build\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnder bed placement\u003c\/strong\u003e preserves bed floor integrity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow It Installs\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eSlip the notch over the factory frame rail\u003c\/li\u003e\n\u003cli\u003eWeld it into position\u003c\/li\u003e\n\u003cli\u003eCut out the bottom section of the frame\u003c\/li\u003e\n\u003cli\u003eWeld on the included pre-bent bottom cap\u003c\/li\u003e\n\u003cli\u003ePerfectly centered — no measuring required\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eProfessional welding experience and proper fabrication tools required. Not a bolt-on kit.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eInstall Video: https:\/\/youtu.be\/zXZpeThJb5Y?si=PixLdhRn0HtC1uim\u003c\/h2\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Years\u003c\/td\u003e\n\u003ctd\u003e1999–2006\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Models\u003c\/td\u003e\n\u003ctd\u003eChevy Silverado \/ GMC Sierra\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCab\/Bed Fitment\u003c\/td\u003e\n\u003ctd\u003eAll configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Drop\u003c\/td\u003e\n\u003ctd\u003eUp to 6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSteel Thickness\u003c\/td\u003e\n\u003ctd\u003e3\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstall Type\u003c\/td\u003e\n\u003ctd\u003eWeld-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eBare metal (ready to paint)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePosition\u003c\/td\u003e\n\u003ctd\u003eUnder bed, over frame rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompleting your rear drop?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA C-notch handles axle clearance — but a full 5–6” rear drop also needs:\u003c\/p\u003e\n\u003cp\u003e∙ Drop hangers and\/or shackles\u003cbr\u003e∙ Flip kit\u003cbr\u003e∙ Pinion angle correction (skip this and you’ll have driveshaft vibration at highway speed)\u003cbr\u003e∙ Shock extenders\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/desertstylemfg.com\/pages\/contact\" title=\"Contact us\"\u003e\u003cstrong\u003eContact us\u003c\/strong\u003e\u003c\/a\u003e if you want help building the full rear setup for your build.\u003c\/p\u003e\n\u003ch2\u003e⚠️ Liability Disclaimer\u003c\/h2\u003e\n\u003cp\u003eThis product is intended for off-road use and show vehicle applications only unless installed by a certified professional welder and fabricator in accordance with all applicable federal, state, and local laws and regulations. Modification of your vehicle's frame is a significant structural alteration. Improper installation may result in serious injury, death, or property damage. The manufacturer and seller assume \u003cstrong\u003eno responsibility or liability\u003c\/strong\u003e for improper installation, misuse, or any damages, injuries, or losses — direct or indirect — resulting from the use of this product. By purchasing this product, the buyer accepts full responsibility for installation, use, and compliance with all applicable laws. \u003cstrong\u003eAlways consult a qualified professional before modifying your vehicle's suspension or frame.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Desert Style MFG","offers":[{"title":"Default Title","offer_id":47526961971430,"sku":"0001","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/1388\/5414\/files\/60444563-6596-424C-8864-B209D6D892FA.jpg?v=1773703920","url":"https:\/\/desertstylemfg.com\/products\/99-06-chevy-gmc-silverado-sierra-c-notch-kit-weld-on-under-bed-frame-notch-all-cabs-beds-up-to-6-drop","provider":"Desert Style MFG","version":"1.0","type":"link"}