The International Harvester TD-15 is an agricultural crawler tractor produced from 1958 to 1961. Built in Melrose Park, Illinois, USA, a total of 3,500 units were made. It features a 9.1L 6-cylinder diesel engine producing 105 hp net, with a 6-speed shuttle transmission. The tractor has a crawler drive with 16-inch wide tracks and an open operator station. It weighs 22,540 lbs and has dimensions of 150.75 inches length, 92 inches width, and 81.5 inches hood height. The TD-15 supports attachments such as the Drott 15K3 front-end loader.