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Rough Country

639P

4-inch X-Series Suspension Lift System

Rough Country's 4-inch X-Series Suspension Lift System - 639P

100% Bolt-on installation; Increased ground clearance; X- Flex adjustable control arms; Features application valved Premium Performance 2.2 shocks; Lower control arms provide proper offset to allow for wider tires; Kit maintains stock alignment for precise high speed handling and proper caster/pinion alignment

Models equipped with CV style front drive shaft may result in drive shaft vibration - If this occurs, replacing the drive shaft, axle yoke, and/or transfer case yoke will need to be performed to rid the vehicle of driveline vibration

Manufacturer: Rough Country Suspension Systems; Part Number: 639P; Weight (Lbs): 129.18; Install Time (Hours): 6-8; Wheel Backspacing (Inches): Factory; Recommended Tire Size: 265/75

Front: High flex coil springs, lower and upper high clearance X-Flex arms, control arm mounting brackets, forged adjustable track bar with drop bracket, drop pitman arm, sway bar disconnects with parking bracket, and stainless steel brakelines; Rear: High flex coil springs, lower and upper high clearance X-Flex arms, forged adjustable track bar, extended sway bar links, stainless steel brakeline, and bumpstop extensions; Shocks: (4) Performance 2.2 Shocks

Front: Coil springs, lower adjustable control X-Flex arms, sway bar quick disconnects, bumpstop spacers, adjustable track bar, transmission crossmember spacers, and hardware; Rear: Coil springs, upper control arm bracket, bumpstop extensions, sway bar brackets, rear shock relocation kit, and hardware; Shocks: (4) Performance 2.2 Shocks

Jeep: 04-06 Wrangler Unlimited LJ 4WD

Jeep: 99-04 Grand Cherokee WJ 4WD

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