Rough Country - 67422-4-inch X-Series Suspension Lift System w/Premium N3 Shocks for Jeep: 07-18 Wrangler Unlimited JK 4WD FEATURES: Easy bolt-on installation; Increased ground clearance; Levels the front with the rear of the vehicle; Front adjustable track bar is made of forged solid steel for unsurpassed strength and durability; Coil correction plates correct the rear coil spring angle by 10 degrees; Includes our Premium N3 shock absorbers; X-Flex control arm FEATURES:; Clevite brand OEM style rubber bushings; Flex joints are fully rebuildable; Flex joints feature a massive 25" diameter body and 125" thread NOTES: Does NOT fit 2-door models.; 2012-up models require exhaust modifications to clear the front driveshaft. (#1030) - Available below or here; On Automatic equipped vehicles; due to use of an oversize driveshaft from the factory and inadequate factory clearance it may be possible for the front driveshaft to come in contact with the automatic transmission pan tearing the factory boot and rubbing on the shaft. Generally this occurs during heavy articulation KIT CONTENTS: FRONT: Lifted coil springs, Upper adjustable control arms, Lower adjustable control arms, Sway-bar quick disconnects, Forged adjustable track bar, Stainless steel braided brake lines, Shock relocation brackets, Hardware; REAR: Lifted coil springs, Upper adjustable control arms, Lower adjustable control arms, Coil correction plates, Track bar drop bracket, Extended sway-bar links, Stainless steel braided brake lines, Hardware; SHOCKS: (4) Premium N3 Shocks SPECS: SKU: 67422; SPECS: Est. Install Time: 4-5 hours; Recommended Tire Size: 35x12.50 R17; Recommended Wheel Backspacing: 4.5-in - 4.75-in FITMENT: 2007-2018 4WD Jeep JK Wrangler Unlimited; 4-door models ONLY