Rough Country Long Arm Upgrade Kit - Jeep Wrangler JK 4-6in Lift
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Part #:RUC-78600U
Availability:Out Of Stock
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Installation Instructions: Click Here
- Exceptional Articulation: Delivers superior off-road flexibility and smooth axle movement on tough terrain.
- No Welding Required: Simplifies installation with a bolt-on design for quick, hassle-free setup.
- True 4-Link Setup: Features longer travel control arms engineered for maximum suspension performance.
- Prevents Binding and Rear-Steer: Enhances stability by eliminating suspension bind and unwanted rear steering effects.
- Coil Correction Plates: Correct the rear coil spring angle by 10 degrees, improving spring efficiency and ride quality.
- Unparalleled Axle Flex: Allows maximum axle articulation while maintaining optimized pinion angles for driveline health.
- X-Flex Control Arms: Feature OEM-style rubber bushings, fully rebuildable flex joints, a massive 2.5" diameter body with 1.25" threads, and a fully greaseable design for unbeatable durability and performance.
Transform Your Suspension: Upgrade your Rough Country four or six-inch lift kit into a full-fledged, high-performance 4-link Long Arm setup for unparalleled capability and off-road confidence.
Unmatched Flex and Clearance: Experience incredible axle articulation and impressive ground clearance without the hefty price tag of a completely new kit.
Complete 4-Link Control: This upgrade includes a full set of front and rear upper and lower adjustable control arms, giving you precise control over wheelbase and pinion angle adjustments.
Rugged Durability: Each control arm is crafted from heavy-wall DOM tubing and features Rough Country's adjustable flex joints with durable OEM-style rubber bushings, ensuring long-lasting flex and performance.
Built for Strength: All brackets are fabricated from thick 1/4-inch high tensile strength plate steel for maximum durability and reliability under extreme conditions.
Easy, No-Weld Installation: Designed for a faster, hassle-free install with no welding required and no need to remove the factory crossmember.
Complete Installation Kit: Includes extended stainless steel brake lines and coil correction plates for a seamless and efficient upgrade process.
Peace of Mind Guarantee: Backed by Rough Country's Lifetime Replacement Guarantee for confidence and lasting value.
California Residents: Prop 65 Warning

Customer Reviews
Rough Country Long Arm Upgrade Kit - Jeep Wrangler JK 4-6in Lift fits the following vehicle(s):
- 2007 Jeep Wrangler
- 2008 Jeep Wrangler
- 2009 Jeep Wrangler
- 2010 Jeep Wrangler
- 2011 Jeep Wrangler
- 2012 Jeep Wrangler
- 2013 Jeep Wrangler
- 2014 Jeep Wrangler
- 2015 Jeep Wrangler
- 2016 Jeep Wrangler
- 2017 Jeep Wrangler
- 2018 Jeep Wrangler JK


