 The last, DS 7, was withdrawn from TGR service in 1958.DS 1 and DS 4 were sold in 1951 and 1952 respectively to the Mount Lyell Railway & Mining Company, who operated them until 1953.The locomotives were used mostly between Regatta Point-Dubbil Barril and Rinadeena-Queenstown, and had their cowcatchers removed to facilitate transfer over the rack section of the line.