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Rough Country

4-inch X-Series Suspension Lift System
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Rough Country
4-inch X-Series Suspension Lift System

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Product Details

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

Kit Includes-
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 Series

Part Number: RC-639P

Includes:
FRONT: Lifted coil springs
Adjustable lower control arms
Sway-bar quick disconnects
Adjustable track bar
Bumpstop extensions
Transmission crossmember spacers
Hardware
REAR: Lifted coil springs
Upper control arm bracket
Sway-bar brackets
Bumpstop extensions
Shock relocation kit
Hardware
SHOCKS: (4) Premium N3 Series

Benefits:
Easy bolt-on installation
Increased ground clearance
Levels the front with the rear of the vehicle
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.
Rear shock relocation keeps shocks clear from the tires.
X-Flex control arm features:

Flex joints feature a massive 2.5" diameter body and 1.25" thread.
Fully greasable.
Lower joints pivot up to 35 degrees.

Specifics:
SKU: 639P
Install Time:6-8 hours

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

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Accessory Fitment

Jeep: 99-04 Grand Cherokee WJ 4WD
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