{"product_id":"zone-offroad-4-inch-suspension-lift-kit-nitro-shocks-2012-2018-jeep-wrangler-jk-2-door-j37n","title":"Zone Offroad 4\" Suspension Lift Kit w\/ Nitro Shocks | 2012-2018 Jeep Wrangler JK 2-Door","description":"\u003ch2\u003eZone Offroad 4-Inch Suspension Lift Kit with Nitro Shocks for 2012-2018 Jeep Wrangler JK 2-Door\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eBottom Line Up Front:\u003c\/strong\u003e The Zone Offroad J37N 4-inch Suspension Lift Kit is engineered for Jeep owners who want maximum off-road capability, improved articulation, and clearance for up to 35-inch tires without sacrificing daily-driving comfort. Designed specifically for the 2012-2018 Jeep Wrangler JK 2-Door platform, this complete suspension system delivers a balanced combination of ride quality, durability, and trail performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBecause:\u003c\/strong\u003e The J37N combines full-length replacement coil springs, Nitro Series nitrogen-charged shocks, a heavy-duty adjustable front track bar, brake line relocation brackets, caster correction hardware, bump stop extensions, extended sway bar links, and a rear track bar relocation bracket to maintain proper suspension geometry and axle alignment after lifting.\u003c\/p\u003e\n\n\u003cp\u003eAccording to suspension engineering best practices, lifts exceeding three inches require geometry correction to preserve steering response, axle centering, suspension travel, and tire wear characteristics. Zone Offroad addresses these requirements with application-specific components engineered around the JK chassis rather than relying on simple spacer solutions.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're building a dedicated trail rig, overland vehicle, hunting platform, or weekend adventure Jeep, the J37N provides the ground clearance, wheel travel, and suspension control necessary to tackle demanding terrain while retaining stable highway handling.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eZone Offroad\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eJ37N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Application\u003c\/td\u003e\n\u003ctd\u003e2012-2018 Jeep Wrangler JK 2-Door\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLift Height\u003c\/td\u003e\n\u003ctd\u003e4 Inches Front and Rear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront Springs\u003c\/td\u003e\n\u003ctd\u003eFull-Length Replacement Coil Springs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear Springs\u003c\/td\u003e\n\u003ctd\u003eFull-Length Replacement Coil Springs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShock Absorbers\u003c\/td\u003e\n\u003ctd\u003eZone Nitro Series Gas Shocks Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront Track Bar\u003c\/td\u003e\n\u003ctd\u003eHeavy-Duty Adjustable Front Track Bar Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSway Bar Links\u003c\/td\u003e\n\u003ctd\u003eExtended Front and Rear Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrake Line Relocation Brackets\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCaster Correction\u003c\/td\u003e\n\u003ctd\u003eFront Cam Washers Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear Track Bar Bracket\u003c\/td\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBump Stop Extensions\u003c\/td\u003e\n\u003ctd\u003eFront and Rear Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Tire Size\u003c\/td\u003e\n\u003ctd\u003e35 x 12.50 Tires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Wheels\u003c\/td\u003e\n\u003ctd\u003e16x8, 17x9, or 18x9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Backspacing\u003c\/td\u003e\n\u003ctd\u003e4.5 Inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated Installation Time\u003c\/td\u003e\n\u003ctd\u003e4.5 Hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Difficulty\u003c\/td\u003e\n\u003ctd\u003eModerately Easy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eVehicle Fitment\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eJeep Wrangler Sport 2-Door (2012-2018)\u003c\/li\u003e\n\u003cli\u003eJeep Wrangler Sport S 2-Door (2016-2018)\u003c\/li\u003e\n\u003cli\u003eJeep Wrangler Sahara 2-Door (2012-2018)\u003c\/li\u003e\n\u003cli\u003eJeep Wrangler Rubicon 2-Door (2012-2018)\u003c\/li\u003e\n\u003cli\u003eJeep Wrangler Willys Wheeler 2-Door (2014-2018)\u003c\/li\u003e\n\u003cli\u003eJeep Wrangler Freedom Edition 2-Door (2012-2018)\u003c\/li\u003e\n\u003cli\u003eJeep Wrangler 75th Anniversary Edition 2-Door (2016)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNot Compatible With:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eJeep Wrangler JK Unlimited 4-Door Models\u003c\/li\u003e\n\u003cli\u003e2018+ Jeep Wrangler JL Models\u003c\/li\u003e\n\u003cli\u003eVehicles equipped with incompatible aftermarket suspension systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eProfessional wheel alignment is recommended immediately after installation.\u003c\/li\u003e\n\u003cli\u003eIncluded cam washers help restore front-end caster alignment.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty adjustable front track bar properly recenters the front axle.\u003c\/li\u003e\n\u003cli\u003eRear track bar bracket restores rear axle position after lifting.\u003c\/li\u003e\n\u003cli\u003eBrake line relocation brackets increase wheel travel while retaining factory brake lines.\u003c\/li\u003e\n\u003cli\u003eFactory wheels are generally not recommended due to sway bar clearance limitations.\u003c\/li\u003e\n\u003cli\u003eRecommended wheel backspacing is 4.5 inches.\u003c\/li\u003e\n\u003cli\u003e35-inch tire packages provide optimal fitment and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eDoes the J37N include shocks?\u003c\/h3\u003e\n\u003cp\u003eYes. The kit includes Zone Offroad Nitro Series nitrogen-charged shocks specifically valved for the included spring rates.\u003c\/p\u003e\n\n\u003ch3\u003eWill this lift clear 35-inch tires?\u003c\/h3\u003e\n\u003cp\u003eYes. Zone Offroad recommends up to 35x12.50 tires with approved wheel specifications and proper backspacing.\u003c\/p\u003e\n\n\u003ch3\u003eDoes the kit include a front track bar?\u003c\/h3\u003e\n\u003cp\u003eYes. A heavy-duty adjustable front track bar is included to properly center the axle after lifting.\u003c\/p\u003e\n\n\u003ch3\u003eCan factory brake lines be retained?\u003c\/h3\u003e\n\u003cp\u003eYes. Included brake line relocation brackets allow continued use of factory brake lines.\u003c\/p\u003e\n\n\u003ch3\u003eWill this fit a Wrangler Unlimited 4-Door?\u003c\/h3\u003e\n\u003cp\u003eNo. The J37N is engineered specifically for 2012-2018 Jeep Wrangler JK 2-Door models.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e J37N\u003c\/p\u003e\n","brand":"Zone Offroad","offers":[{"title":"Default Title","offer_id":52214600859931,"sku":"FQMS_J37N","price":989.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0863\/3165\/4427\/files\/zone-offroad-j37n-4-inch-lift-kit-jk-2-door.jpg?v=1781547565","url":"https:\/\/4x4wavers.com\/products\/zone-offroad-4-inch-suspension-lift-kit-nitro-shocks-2012-2018-jeep-wrangler-jk-2-door-j37n","provider":"4X4 WAVERS","version":"1.0","type":"link"}