M1 combat car
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The M1 combat car, officially Light Tank, M1, was a light tank used by the U.S. Cavalry in the late 1930s and developed at the same time as the US Army infantry branch's very similar Light Tank M2. Wikipedia
Armor: 6–16 mm
Crew: 4
Engine: Continental R-670 7-cylinder air-cooled radial gasoline; 250 hp (190 kW)
Height: 2.26 m (7 ft 5 in)
Main armament: .50 cal (12.7 mm) machine gun.30 cal (7.62 mm) machine gun
Maximum speed: 72 km/h (45 mph) on roads
Suspension: Vertical volute spring