The Medium M4A3 (Sherman IV)also known as Sherman IV was a medium tank , 1690 of which were used by the canadians between 1942 and 1945. The vehicle was manned by a crew of 5 and was 2.63 metres wide, 5.95 metres long, 2.77 metres high and weighed 31.14 tonnes. Powered by a 500hp petrol engine the Medium M4A3 (Sherman IV) was capable of a road speed of 25mph and a cross country speed of 17mph. The 168 gallon fuel capacity gave the Medium M4A3 (Sherman IV) a road range of 130 miles Based on the sherman chassis, the vehicle was armed with 3 light machine guns, a 75mm Gun M3 L/40 with a muzzle velocity of 619m/sec which was capable of penetrating 69mm of armour at 800metres

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