M10A1 (M4A3 chassis) converted by removing turret, 1944–45 Crusader II, Gun Tractor Mk I – British army, variant of the Crusader tank M41 Walker Bulldog chassis M8 High Speed Tractor – USA, 1950 Tracked, other chassis Pre- and First World War Hornsby tractor – British Army, 1910 Holt Tractor Best Interwar and Second World War Renault UE Chenillette – France, 1932 C7P – Poland, 1934 STZ-5 – Soviet Union Universal Carrier – British, 1936; "Bren Gun Carrier", armored utility tractor Loyd Carrier – UK, 1940 M6 High Speed Tractor – USA, 1944 Raupenschlepper, Ost (RSO) – Germany, 1942 Postwar Snow Trac – 1957, UK Royal Marines Light WOMBAT gun carrier AT-L – Soviet Union ATS-59 – Soviet Union AT-S – Soviet Union AT-T – Soviet Union MT-LBT – Soviet Union, mid-1970s, variant of the MT-LB armoured personnel carrier. Hitachi Type 73 – Japan, 1974 See also Self-propelled artillery Ballast tractor G-numbers Tractor Tractor unit References Notes Bibliography Further reading TM 9-2800 military vehicles External links Olive-Drab website, US Army tractors Carriages and mountings