The Unimog ( [ˈʊnɪmɔk], listen (help·info)) is a range of multi-purpose all-wheel drive medium trucks produced by Daimler AG (formerly Daimler-Benz) and sold under the Mercedes-Benz brand. In the United States and Canada, the Unimog was sold as the Freightliner Unimog . Unimog production started in 1948 at Boehringer [ de] in Göppingen.