Power: 89 hp[B] Date of manufacture : 1938 - 1949
Production Manufacturer: International Harvester Type: Agricultural Crawler tractor Factory: Melrose Park, Illinois, USA Total built: 22,016 International Harvester TD-18 Power Drawbar (tested): 72.38 hp 54.0 kW Belt (tested): 80.32 hp 59.9 kW International Harvester TD-18 Engine Mechanical Chassis: crawler Cab: Open operator station. Transmission: 6-speed gear Dimensions & Tracks Weight: 21,500 lbs 9752 kg tracks Full dimensions and tracks ... TD-18 Serial Numbers Location: upper-left dash 1938: 501 1939: 520 1940: 1240 1941: 2174 1942: 3607 1943: 5804 1944: 6899 1945: 9011 1946: 11092 1947: 12644 1948: 14626 1949: 16708 Final: 22535 how to read serial numbers...

International Harvester TD-9	Power: 43 hp[B]	Date of manufacture : 1939 - 1962

International Harvester TD-14	Power: 71 hp[B]	Date of manufacture : 1939 - 1958

International Harvester TD-14A	Power: 80 hp[B]	Date of manufacture : 1949 - 1958

International Harvester TD-15	Power: 105 hp	Date of manufacture : 1958 - 1961

International Harvester TD-18	Power: 89 hp[B]	Date of manufacture : 1938 - 1949

International Harvester TD-18A	Power: 112 hp[B]	Date of manufacture : 1949 - 1958

International Harvester TD-20	Power: 134 hp	Date of manufacture : 1958 - 1962

International Harvester TD-24	Power: 0	Date of manufacture : 1947 - 1959

International Harvester TD-25	Power: 230 hp	Date of manufacture : 1959 - 1962