{"product_id":"tuff-country-13723kn","title":"Tuff Country 13723KN 3\" Lift Kit with Heavy Duty Front Springs \u0026 52\" Rear Springs with SX8000 Shocks","description":"\u003cdiv\u003e\n\u003cp\u003e\nUpgrade your GM 3\/4-ton 4x4 with the Tuff Country 13723KN 3\" Lift Kit — a purpose-built, durable suspension upgrade designed for classic Suburban and truck models from 1973–1987. It delivers steady 3\" lift, generous spring capacity, and reliable dampening to improve clearance, load handling, and off-road confidence.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eLift Height\u003c\/span\u003e\u003c\/b\u003e: 3\" front and 3\" rear lift to create a level stance and room for larger tires without compromising ride quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eHeavy-Duty Front Springs\u003c\/span\u003e\u003c\/b\u003e: engineered to handle heavy payloads, big block engines, or added aftermarket bumpers while maintaining ride integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003e52\" Rear Springs\u003c\/span\u003e\u003c\/b\u003e: extended rear spring length for improved load support and a balanced, controlled stance under heavy loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eShocks Included\u003c\/span\u003e\u003c\/b\u003e: SX8000 shocks paired with the kit for improved damping, stability, and off-road composure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eNoise Reduction\u003c\/span\u003e\u003c\/b\u003e: Teflon pads reduce friction and squeaking between components for smoother operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003ePolyurethane Bushings\u003c\/span\u003e\u003c\/b\u003e: included with springs to resist wear and maintain alignment over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eTire Compatibility\u003c\/span\u003e\u003c\/b\u003e: supports up to 33\" x 12.5\" tires for enhanced ground clearance and traction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eInstallation Note\u003c\/span\u003e\u003c\/b\u003e: factory front and rear shocks must be replaced with extended shocks to install this lift kit properly; consider adding extended shocks in the options if needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/b\u003e: backed by a limited lifetime warranty on the leaf springs, reflecting Tuff Country’s long-standing commitment to durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eBrand Experience\u003c\/span\u003e\u003c\/b\u003e: built by Tuff Country, a suspension specialist with decades of experience delivering reliable, value-driven lift kits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eKit Contents\u003c\/span\u003e\u003c\/b\u003e: a complete kit including heavy-duty front springs, rear springs, SX8000 shocks, and the necessary hardware to complete the install.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e\u003cspan\u003eFitment Focus\u003c\/span\u003e\u003c\/b\u003e: designed for 1973–1987 GM 3\/4-ton trucks and Suburban 4WD models, ensuring proper geometry and compatibility with the classic platform.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis Tuff Country kit transforms your 4x4’s capabilities: higher ground clearance for rough trails, improved approach\/departure angles, and dependable load handling when carrying gear, plows, or aftermarket bumpers. The combination of heavy-duty springs, long-reach rear springs, and SX8000 shocks delivers a balanced, controlled ride that maintains stability both on and off the pavement. With a focus on durability and practical use, this 3\" lift kit helps you do more with your classic GM 4x4 — confidently and consistently.\n\u003c\/p\u003e \u003cbr\u003e \u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eDrivetrain\u003c\/th\u003e\n\u003cth\u003eFitment Note\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1973-1987\u003c\/td\u003e\n\u003ctd\u003eChevy\u003c\/td\u003e\n\u003ctd\u003eSuburban K2500\u003c\/td\u003e\n\u003ctd\u003e4WD\u003c\/td\u003e\n\u003ctd\u003eWill Not Fit Diesel Engine Models. Fits 3\/4 Ton Models.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1973-1987\u003c\/td\u003e\n\u003ctd\u003eChevy\u003c\/td\u003e\n\u003ctd\u003eTruck K2500\u003c\/td\u003e\n\u003ctd\u003e4WD\u003c\/td\u003e\n\u003ctd\u003eWill Not Fit Diesel Engine Models. Fits 3\/4 Ton Models.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1973-1987\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eSuburban K2500\u003c\/td\u003e\n\u003ctd\u003e4WD\u003c\/td\u003e\n\u003ctd\u003eWill Not Fit Diesel Engine Models. Fits 3\/4 Ton Models.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1973-1987\u003c\/td\u003e\n\u003ctd\u003eGMC\u003c\/td\u003e\n\u003ctd\u003eTruck K2500\u003c\/td\u003e\n\u003ctd\u003e4WD\u003c\/td\u003e\n\u003ctd\u003eWill Not Fit Diesel Engine Models. Fits 3\/4 Ton Models.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Tuff Country","offers":[{"title":"Default Title","offer_id":50784288407858,"sku":"13723KN","price":1674.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/7326\/0082\/files\/a3e1c899a3a44402185c4029d58680be_1.jpg?v=1770256641","url":"https:\/\/buytuffcountry.com\/products\/tuff-country-13723kn","provider":"BuyTuffCountry","version":"1.0","type":"link"}