Ambassadors were manufactured in Kenosha, Wisconsin as well as at AMC's Brampton Assembly in Brampton, Ontario from 1963 to 1966. Australian Motor Industries (AMI) assembled Ambassadors from knock-down kits with right-hand drive from 1961 to 1963. The U.S. fifth-generation Ambassadors were manufactured by Industrias Kaiser Argentina (IKA) in Córdoba, Argentina from 1965 to 1972, as well as assembled by ECASA in Costa Rica from 1965 to 1970. Planta REO assembled first-generation Ambassadors in Mexico at its Monterrey, Nuevo León plant. Fifth- and seventh-generation Ambassadors were modified into custom stretch limousines in Argentina and the U.S.