Rock Krawler 3.5" Adventure X "No Limits" Suspension System JLU
The Rock Krawler 3.5" Adventure-X "No Limits" Mid-Arm System for the Jeep Wrangler JLU Rubicon is a top-tier suspension choice for the four-door owner who wants to maximize the Rubicon's factory capabilities. This system builds upon the heavy-duty Adventure-X foundation—featuring 1.75-inch solid alloy steel control arms—but adds the "No Limits" sway bar links to the package. These links are engineered to work in harmony with the JLU's electronic sway bar disconnect, providing significantly more travel and misalignment than standard links, which ensures your tires stay glued to the terrain during extreme articulation.
On the longer JLU wheelbase, a 3.5-inch lift provides the perfect clearance for 37-inch or 38-inch tires while drastically improving the "breakover" angle, helping to prevent the belly of the Jeep from scraping on rocks. The kit includes triple-rate coil springs that are specifically tuned for the weight of the four-door Rubicon, offering a smooth, controlled ride on the highway that quickly firms up to handle the leverage of larger tires off-road. With all eight adjustable control arms included, you have total control over your suspension geometry, allowing for a precise alignment that keeps the Jeep stable and easy to drive at 70 mph.
Maximum Flex with "No Limits" Links: The specialized sway bar links feature high-end FK heim joints that allow for massive axle droop. This setup is designed to "unlock" the full potential of your Rubicon's electronic disconnect, ensuring you don't limit your travel when the trail gets technical.
Solid Steel Indestructibility: Unlike many competitors that use hollow tubing, the Adventure-X control arms and track bars are made from solid alloy steel. They are designed to take direct hits from rocks and are backed by Rock Krawler’s famous "Abuse It" lifetime warranty on all hard parts.
Maintenance-Free Longevity: This system uses specialized, service-free bushings that provide up to 70 degrees of misalignment. You get the extreme articulation required for rock crawling without the constant need for greasing or the annoying squeaks and rattles common with traditional spherical joints.
Engineered On-Road Stability: By providing all eight adjustable mid-arms, this kit allows you to perfectly set your caster and pinion angles. This is critical for a 3.5-inch lift on a JLU to ensure the steering feels tight and responsive, effectively preventing "flighty" steering and the risk of death wobble.
Heavy-Duty Weight Management: The triple-rate springs are designed to support the added weight of steel bumpers, winches, and roof racks. They provide a plush initial ride for daily driving but have the capacity to keep the Jeep level and composed even when fully loaded for a multi-day overlanding trip.
| Manufacturers Part Number | 16189-4446 |
|---|---|
| Product Name | Rock Krawler 3.5" Adventure X "No Limits" Suspension System JLU |
| Dropdown Value 1 | Without Shocks |
| Dropdown Value 2 | 2.0/3.6L Engine |
| Weight | 241.000000 |
| Hazmat | No |
| Brand | Rock Krawler |
| Shocks Included | Without Shocks |
| Item Returns | This item can be returned |
Validate your login