Power: 22 hp[B] Date of manufacture : 1923 - 1939
Production Manufacturer: McCormick-Deering (a part of International Harvester) Type: Standard-tread tractor McCormick-Deering 10-20 Power Drawbar (claimed): 10 hp 7.5 kW Belt (claimed): 20 hp 14.9 kW Drawbar (tested): 19.60 hp 14.6 kW Belt (tested): 24.8 hp 18.5 kW McCormick-Deering 10-20 Engine Mechanical Chassis: 4x2 2WD Steering: manual Cab: Open operator station. Transmission: 3-speed unsynchronized gear Photos McCormick-Deering 10-20 photos... Dimensions & Tires Weight: 3700 lbs 1678 kg Front tire: 30x4.50 Rear tire: 42x12 Full dimensions and tires ... 10-20 Serial Numbers Location: Below the tractor's fuel tank. photo of 10-20 serial number 1923: KC501 1924: KC7641 1925: KC18869 1926: KC37728 1927: KC62824 1928: KC89470 1929: KC119823 1930: KC159111 1931: KC191486 1932: KC201013 1933: ----- 1934: KC204239 1935: KC206179 1936: KC207275 1937: KC210235 1938: KC212425 1939: KC214886 how to read serial numbers... Belt Pulley Diameter: 15.25 inches 38 cm Width: 7 inches 17 cm RPM: 661

McCormick Intl ZTX230	Power: 230 hp	Date of manufacture : 0000 - 0000

McCormick Intl ZTX260	Power: 260 hp	Date of manufacture : 0000 - 0000

McCormick Intl ZTX280	Power: 280 hp	Date of manufacture : 0000 - 0000

McCormick-Deering 10-20	Power: 22 hp[B]	Date of manufacture : 1923 - 1939

McCormick-Deering 10-20 TracTracTor	Power: 22 hp[B]	Date of manufacture : 1928 - 1931

McCormick-Deering 15-30	Power: 33 hp[B]	Date of manufacture : 1923 - 1929

McCormick-Deering 22-36	Power: 45 hp[B]	Date of manufacture : 1929 - 1934

McCormick-Deering A554	Power: 57 hp	Date of manufacture : 1962 - 1967