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.

Features

• 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 greasable design for unbeatable durability and performance.

Specifications

• Install time: 8-10 hours
• Front components: Upper Adjustable Control Arms With Flex Joints Lower Adjustable Control Arms With Flex Joints Exhaust Spacer Frame Strengthening Brackets Sway-Bar Quick Disconnects Stainless Steel Braided Brake Lines Hardware
• Rear components: Upper Adjustable Control Arms With Flex Joints Lower Adjustable Control Arms With Flex Joints Coil Correction Plates Track Bar Drop Bracket Extended Sway-Bar Links Stainless Steel Braided Brake Lines Hardware
• Manufacturer part number: 78600U

Installation instructions (PDF)

Notes: An upgraded front and rear drive shaft is HIGHLY recommended. ONLY for models equipped with a 4-6" suspension lift.

Please confirm your exact vehicle, year and trim before ordering.