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 rod1 hourshttps://s3.amazonaws.com/roughcountry/install/82151.pdf1969-1972:4WD:Chevy:C10/K10 Pickup;1969-1972:4WD:Chevy:C10/K10 Suburban;1969-1972:4WD:Chevy:C20/K20 Pickup;1969-1972:4WD:Chevy:C20/K20 Suburban;1969-1972:4WD:Chevy:C30/K30 Pickup;1969-1972:4WD:Chevy:K5 Blazer;1974-1993:4WD:Dodge:Ramcharger;1960-1989:4WD:Dodge:W100 Pickup;1960-1980:4WD:Dodge:W200 Pickup;1981-1993:4WD:Dodge:W250 Pickup;1969-1972:4WD:GMC:C15/K15 Pickup;1969-1972:4WD:GMC:C15/K15 Suburban;1969-1972:4WD:GMC:C25/K25 Pickup;1969-1972:4WD:GMC:C25/K25 Suburban;1969-1972:4WD:GMC:C35/K35 Pickup;1970-1972:4WD:GMC:Jimmy;1976-1980:2WD:International:Scout II;1976-1980:4WD:International:Scout II;1974-1981:4WD:Plymouth:Trailduster