Steering stabilizers are designed to restrain "bump steer" and front end vibration, giving added life to tires, ball joints, and other steering components.Easy bolt-on installation. Improves control and handling. Reduces bump steer. Reduces tie rod and ball joint wear and tear. Chrome hardened 18mm piston rodONLY fits models equipped with 2.5 - 6.5-inch of suspension lift. ONLY fits models with stock steering setup. Requires minor drilling.1-2 hourshttps://s3.amazonaws.com/roughcountry/install/82275.pdf1984-2001:2WD:Jeep:Cherokee XJ;1984-2001:4WD:Jeep:Cherokee XJ;1986-1992:2WD:Jeep:Comanche MJ;1986-1992:4WD:Jeep:Comanche MJ;1997-2006:4WD:Jeep:Wrangler TJ;2004-2006:4WD:Jeep:Wrangler TJ Unlimited