Increase your Jeep Wrangler JL 4-Door's ground clearance, tire clearance and carry extra equipment and gear with the heavy-duty version of JKS J-Venture 3.5 lift suspension system. This complete bolt-on kit includes a set of higher spring rate JSPEC dual-rate coil springs to help you carry extra equipment and gear, custom-valved aluminum FOX 2.0 IFP Performance Series monotube shock absorbers, a front adjustable track bar, a rear track bar bracket, Quicker Disconnect front sway bar end links, extended rear sway bar end links, bump stop extensions, and caster cam alignment correction. On the street, J-Venture™ provides improved ride quality. When the road ends, disconnect your sway bar end links for improved articulation. That makes J-Venture the perfect entry-level performance suspension system. The J-Venture suspension system geared towards equal parts on-road comfort and off-road capability. J-Venture™ has been engineered for low maintenance. Retains your Jeep's factory control arms. Get out and explore with J-Venture.Front and rear dual rate coils springs (standard or HD)JSPEC Custom Valve Gas Shocks or FOX 2.0 Performance IFP ShocksFront adjustable track barFront sway bar quicker disconnectsFront caster cam locksFront/Rear bump stop extensionsRear extended sway bar linksRear track bar bracket