Designed by the manufacturer Diamond T as the Half-track M2, it could carry up to 10 soldiers.
Served by a crew of three men, it had a gasoline engine, a 4-speed gearbox and a 4.5 t front winch. The thickness of the armor plates varied between 6.3 and 12.7 mm. The M3A1 Version had a heavy machine gun at the front of the vehicle.
Length : 6,17 m Width : 2,22 m Height : 2,26 m Weight : 8,400 kg Speed : 72 km/h Range : 312 km Armement : Browning machine gun M2 12.7 mm and/or Browning 1919 machine gun Crew : 3 men Transport : 10 soldiers Engine : White 160AX, gasoline, 6 cylinders in line, 147 hp at 3,000 rpm, side-valve Front armor : 13 mm Back armor : 7 mm