4 Inch Lift Kit | Long Arm | Jeep Wrangler Unlimited 4WD (2012-2018)

Unleash Your Jeep Full Potential: Rough Country's 4-Inch Long Arm Suspension Lift Kit delivers the ultimate balance of off-road articulation and smooth highway comfort. This true 4-link setup is engineered for maximum axle flex while maintaining optimal suspension geometry - giving you jaw-dropping crawling capabilities without sacrificing the daily drivability you expect.Engineered for Peak Performance: This system features custom-tuned dual-rate coil springs for a smooth, controlled ride across rugged terrain and pavement alike. Whether you're climbing rocks or cruising the highway, you'll enjoy the perfect blend of performance and comfort.Premium N3 Shock Absorbers Included: Each kit comes with Rough Country's nitrogen-charged N3 shocks, offering unmatched ride quality and extended travel to conquer any obstacle in your path.Fully Adjustable 4-Link Setup: Gain total control over your suspension geometry with adjustable front and rear upper and lower control arms. These arms are built from heavy-wall DOM tubing and feature Rough Country's advanced X-Flex joints - complete with durable OEM-style rubber bushings, fully rebuildable flex joints, a massive 2.5" diameter body with 1.25" threads, and a fully greasable design for long-lasting strength and performance.Built Tough from the Ground Up: All brackets are constructed from high-tensile strength 1/4-inch steel plate, ensuring rock-solid durability and reliability on the trail.Simplified Installation: No welding, no factory crossmember removal - just a straightforward install made even easier with extended stainless steel brake lines and coil correction plates that correct rear coil spring angles by 10 degrees for optimal performance.

Features

• Unmatched Ride Quality: Delivers exceptional comfort and control both on and off the road.\ Bolt-On Installation: No welding required for a hassle-free setup.\ Advanced 4-Link Design: Features a true 4-link setup with longer travel arms for superior articulation and handling.\ Eliminates Binding & Rear-Steer: Engineered to keep suspension geometry in check under all conditions.\ Heavy-Duty Front Track Bar: Constructed from forged solid steel for unmatched strength and long-lasting durability.\ Premium N3 Shocks Included: Tuned for a smooth ride and reliable performance in any terrain.\ Rear Coil Correction Plates: Improve spring efficiency by correcting rear coil spring angle by 10 degrees.\ Maximized Axle Articulation: Gain extreme axle flex while keeping your pinion angles perfectly aligned.\ 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.

Note: Does NOT fit 2-door models. Does NOT fit 2007-2011 models. An upgraded front and rear drive shaft is HIGHLY recommended.

Installation Instructions (PDF)