Rough Country - 90820-4-inch X-Series Long Arm Suspension Lift System w/Performance N3 Shocks for Jeep: 99-04 Grand Cherokee WJ 4WD Features: Aggressive appearance; Increased ground clearance; HD 0.25" thick crossmember; Lower control arms feature high clearance design; Extreme travel long arms keep optimum alignment and give optimum articulation.; X-Flex control arm features:; ; Clevite brand OEM style rubber bushings.; Flex joints feature a massive 2.5" diameter body and 1.25" thread.; Fully greasable.; Upper joints pivot up to 20 degrees.; Lower joints pivot up to 35 degrees.; Notes: Does NOT fit AWD models.; Models equipped with a CV style front driveshaft may result in driveshaft vibration. If this occurs, replacing the driveshaft, axle yoke and / or transfer case yoke will need to be performed to rid the vehicle of driveline vibration. CV Driveshaft Example Kit Contents: FRONT: Lifted coil springs; Adjustable upper control arms; Adjustable lower control arms; Crossmember; Transfer case skid plate; Adjustable track bar; Track bar bracket; Sway-bar quick disconnects; Bumpstop brackets; Brake line brackets; Hardware; REAR: Lifted coil springs; Adjustable y-link upper control arm; Adjustable lower control arms; Long arm frame brackets; Long arm axle mount; Sway-bar brackets; Lower shock brackets; Hardware; SHOCKS: (4) Premium N3 Series; Specs: SKU: 90820; Install Time:8-9 hours Fitment: 1999-2004 4WD Jeep Grand Cherokee WJ