1941 - German PzKw IV  Medium Tank

Armament:    1 - 7.5cm short gun (L/24)
                         2 - 7.92mm MG
Engine:          Maybach HL120TRM, V-12gas, 300 hp
Speed:           28 mph max.
Range:          110 miles
Crew:             5
Weight:          24 tons

Mass produced from 4 sub-assemblies. Produced throughout
WWII. Conceived by General Guderian as a heavy support 
tank It had a fine balance of firepower mobility and protection.
Extra armor and many modifications were introduced until
production ceased in 1945. Later models were equipped with a 
long 7.5 cm gun. The chassis was used for many other combat vehicles.