{"product_id":"readylift-4-inch-lift-kit-2019-2024-chevy-gmc-silverado-sierra-1500-44-39420","title":"ReadyLIFT 4 Inch Big Lift Kit - 2019-2024 Chevy Silverado 1500 Trail Boss GMC Sierra 1500 AT4 (44-39420)","description":"\u003cp\u003eThis ReadyLIFT 4 inch big lift kit is made for the 2019-2024 Chevy Silverado 1500 Trail Boss and GMC Sierra 1500 AT4. It is built for new-body-style 4WD trucks and fits up to a 35x12.50 tire on a 20x9 wheel with 0 offset and no trimming. The front uses angled and offset strut extensions on cast iron lift knuckles, and the rear gets fabricated steel blocks with integrated bump stop landings and new rear shock extensions. It is not for diesel engines.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCast iron lift knuckles engineered to retain factory-quality geometry\u003c\/li\u003e\n\u003cli\u003eAngled and offset top mount strut extensions\u003c\/li\u003e\n\u003cli\u003eLower mount strut pre-load spacer that slightly increases spring rate\u003c\/li\u003e\n\u003cli\u003eFabricated steel rear blocks with integrated bump stop landings\u003c\/li\u003e\n\u003cli\u003eBoxed steel cross members and front skid plate in 3\/16 inch plate steel, with 1\/4 inch boxed plate steel differential drop brackets\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFront and rear cross members and skid plate\u003c\/li\u003e\n\u003cli\u003eTop mount strut extensions and rear shock extensions\u003c\/li\u003e\n\u003cli\u003eSway bar drop brackets\u003c\/li\u003e\n\u003cli\u003eFabricated steel rear lift blocks with bump stop landings\u003c\/li\u003e\n\u003cli\u003eCast iron lift knuckles\u003c\/li\u003e\n\u003cli\u003eHardware and instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment and compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFits 2019-2024 Chevy Silverado 1500 Trail Boss and GMC Sierra 1500 AT4 only, 4WD\u003c\/li\u003e\n\u003cli\u003eNot for diesel engine applications, since no oil line relocation bracket is included\u003c\/li\u003e\n\u003cli\u003eNot compatible with rear mono-leaf springs\u003c\/li\u003e\n\u003cli\u003eSingle Cab configurations have not been validated for fitment or drivability\u003c\/li\u003e\n\u003cli\u003eUse of the Auto 4 Hi feature is not recommended\u003c\/li\u003e\n\u003cli\u003eWill not fit late model 2024 or 2025 trucks that have round U-bolts. ReadyLIFT lists U-bolt kit 67-35150UB as the part that allows 2025 fitment\u003c\/li\u003e\n\u003cli\u003eLarger setups may need trimming at the front valance, felt liner edges and a mud flap edge. Test fit every tire and wheel combination; recommendations are based on Wheel Pros wheels and Nitto tires\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBrand: ReadyLIFT\u003c\/li\u003e\n\u003cli\u003ePart number: 44-39420\u003c\/li\u003e\n\u003cli\u003eLift: 4 inch\u003c\/li\u003e\n\u003cli\u003eMax tire: 35x12.50 on a 20x9 wheel, 0 offset, no trimming\u003c\/li\u003e\n\u003cli\u003eMax tire with trimming: 35x12.50 or 325\/60R20 on a 20x10 wheel, -18 offset\u003c\/li\u003e\n\u003cli\u003eMaterial: Steel and cast iron\u003c\/li\u003e\n\u003cli\u003eHardware included: Yes\u003c\/li\u003e\n\u003cli\u003eEstimated install time: 10 hours, plus or minus 1 hour\u003c\/li\u003e\n\u003cli\u003eWarranty: Includes ReadyGuard Powertrain Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003eAllow about 10 hours, plus or minus 1, not counting alignment or wheel and tire assembly. The page labels it do it yourself, but a certified mechanic is recommended. An alignment, a headlamp aim check and ADAS recalibration may be needed, at extra cost.\u003c\/p\u003e\u003cp\u003eModifying your suspension can change handling and rollover risk (SAE J2492). Always wear your seat belt. ReadyLIFT's page carries a California Proposition 65 warning that names DEHP.\u003c\/p\u003e","brand":"ReadyLIFT","offers":[{"title":"Default Title","offer_id":45534355357762,"sku":"44-39420","price":2346.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1476\/5984\/files\/rls-44-39420_xl.jpg?v=1791767690","url":"https:\/\/www.skinnypedalracing.com\/products\/readylift-4-inch-lift-kit-2019-2024-chevy-gmc-silverado-sierra-1500-44-39420","provider":"Skinny Pedal Racing","version":"1.0","type":"link"}