Sway-bar drop brackets are recommended for vehicles that came from the factory with a front sway-bar equipped. This kit allows the sway-bar to maintain proper alignment as well as maintaining vehicle stability.Only fits models equipped with a front factory sway-barhourshttps://s3.amazonaws.com/roughcountry/install/92101900.pdf1969-1987:4WD:Chevy:C10/K10 Pickup;1969-1991:4WD:Chevy:C10/K10 Suburban;1969-1987:4WD:Chevy:C20/K20 Pickup;1971-1991:4WD:Chevy:C20/K20 Suburban;1973-1987:4WD:Chevy:C30/K30 Pickup;1969-1991:4WD:Chevy:K5 Blazer;1969-1987:4WD:GMC:C15/K15 Pickup;1969-1991:4WD:GMC:C15/K15 Suburban;1969-1987:4WD:GMC:C25/K25 Pickup;1971-1991:4WD:GMC:C25/K25 Suburban;1973-1987:4WD:GMC:C35/K35 Pickup;1970-1991:4WD:GMC:Jimmy