The Rubicon Express Extreme-Duty Long Arm suspension system is the ultimate suspension system for the XJ Cherokee. Designed to be a complete suspension replacement that utilizes longer control arms to improve lifted suspension geometry. This system will offer you superior stability on and off road, reduced torque roll, axle steer and suspension jacking as well as offering enhanced traction compared to standard short arm lift kits. The Rubicon Express Extreme-Duty long arm suspension system for the XJ features the innnovative Rubicon Express three-piece crossmember for easy transfer case and transmission access, front Extreme-Duty Radius Long Arm's with the serviceableSuper-Flex spherical ball joints, heavy-duty track bar, heavy-duty track bar bracket brace, and Gen II disconnects.