{"product_id":"2025-gm-1500-zr2-at4x-6-inch-big-lift-kit-44-35600","title":"2025 GM 1500 ZR2 AT4X 6\" Big Lift Kit (44-35600)","description":"\u003cp\u003eThe ReadyLIFT 6-inch Big Lift Kit for the 2025 Chevy Silverado ZR2 and GMC Sierra AT4X is a high-performance suspension system designed for aggressive off-roading and a commanding stance. Engineered with heavy-duty boxed steel crossmembers and thick 3\/16-inch plate steel skid plates, this kit delivers extreme ground clearance and structural rigidity. It utilizes a proprietary lower strut clamshell design to maintain factory geometry, ensuring that your truck retains its smooth, quiet ride while gaining the clearance needed for massive 37-inch tires.\u003c\/p\u003e\n\u003ch6\u003eFeatures\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eProvides a total of 8 inches of lift (ReadyLIFT 6-inch + Factory 2-inch lift).\u003c\/li\u003e\n\u003cli\u003eHeavy-duty angled and offset top mount strut extensions optimize shock performance and minimize wear.\u003c\/li\u003e\n\u003cli\u003eProprietary lower strut clamshell design maintains factory suspension geometry.\u003c\/li\u003e\n\u003cli\u003eConstructed with boxed steel front\/rear crossmembers and a full-width 3\/16-inch plate steel front skid plate.\u003c\/li\u003e\n\u003cli\u003eDifferential drop brackets feature 1\/4-inch boxed plate steel with double gussets for torsional strength.\u003c\/li\u003e\n\u003cli\u003eIncludes tube steel upper control arms with maintenance-free pivot bushings and 1-ton ball joints.\u003c\/li\u003e\n\u003cli\u003eFabricated 5-inch tall tapered rear lift blocks with integrated bump stop landings maintain proper rake.\u003c\/li\u003e\n\u003cli\u003eIncludes a rear add-a-leaf kit and shock extensions to retain the use of factory performance shocks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eNotes\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eThe use of the \"Auto 4 Hi\" feature is not recommended after installation.\u003c\/li\u003e\n\u003cli\u003eNot compatible with vehicles equipped with rear mono-leaf springs.\u003c\/li\u003e\n\u003cli\u003eTrimming of the front valance and fender liners is required for larger than recommended tire\/wheel combinations.\u003c\/li\u003e\n\u003cli\u003eA vehicle alignment and calibration of Advanced Driver Assistance Systems (ADAS) are necessary after installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eCompatibility Notes\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eExclusively engineered for the 2025 Chevy Silverado 1500 ZR2 and GMC Sierra 1500 AT4X 4WD.\u003c\/li\u003e\n\u003cli\u003eRetains the high-performance factory Multimatic DSSV dampers.\u003c\/li\u003e\n\u003cli\u003eWill not fit 2025 models with round U-bolts without the use of part number 67-35150UB.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eTire Fitment\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eRecommended (No Trimming): 37x12.50 tires on 20x9 wheels with 0 offset.\u003c\/li\u003e\n\u003cli\u003eMaximum Fitment (With Trimming): 37x12.50 tires on 20x10 wheels with -18 offset.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eSpecs\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003eTotal Lift Height: 8 inches.\u003c\/li\u003e\n\u003cli\u003eCrossmember\/Skid Plate Material: 3\/16-inch thick plate steel.\u003c\/li\u003e\n\u003cli\u003eDifferential Drop Material: 1\/4-inch boxed plate steel.\u003c\/li\u003e\n\u003cli\u003eKit Contents: Ductile iron knuckles, front\/rear crossmembers, skid plate, differential drops, strut extensions, pre-load spacers, tubular UCAs, rear blocks, add-a-leaf kit, and rear shock extensions.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ReadyLift","offers":[{"title":"Default Title","offer_id":42932056490073,"sku":"44-35600","price":3821.94,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8030\/9593\/files\/44-35600_ec131b71-bd62-466e-ae60-32085580b741.jpg?v=1766186909","url":"https:\/\/dirtygarage.com\/products\/2025-gm-1500-zr2-at4x-6-inch-big-lift-kit-44-35600","provider":"Dirty Garage","version":"1.0","type":"link"}