JK Unlimited 4-Door Kits
Upgrade your Jeep Wrangler Unlimited JK with RockJock’s complete suspension kits. Engineered for the longer wheelbase and added weight of JK Unlimited models, these kits deliver improved articulation, ride quality, and off-road capability. Every component is designed to handle aggressive trails and heavy-duty use, while maintaining reliable on-road performance after lifting. If you need help choosing the right setup for your build, feel free to Contact Us.
Popular Suspension Upgrade Categories
- Complete Suspension Kits – Full systems tuned for 4-door JK weight and wheelbase
- Shocks & Springs – High-performance shocks and coil springs for lift and load. For technical specifications and installation steps, view our Instruction Manuals.
- Control Arm Sets – Johnny Joint upper and lower arms for maximum articulation
- Bump Stops – Fixed and adjustable bump stop kits for controlled suspension travel
- Sway Bar Components – End links, brackets, and sway bar upgrades
- Geometry Correction Brackets – Brackets to correct suspension alignment under lift
Fitment
- Jeep Wrangler Unlimited JK 4-Door (2007–2018)
- Fits Sport, Sahara, and Rubicon trims
- JK-specific designs ensure compatibility with OE mounting points
Looking to have these components professionally installed? Use our Dealer Locator to find an authorized shop near you.
