Starting the mid ‘30s a committed task to enhance the flexibility as well as the mechanization of Germany Army wound up being undertaken. Probably one of the most important need through the system is at reality the usage of a normal military framework capable optimize the x-country freedom. One of the main different variation proposed, the medium off road passenger automobiles, four wheel drive, built by Opelwerk and automobile Union discovered an essential diffusion. The Wehrmacht used them in a variety of designs as troop transports, as tow tractors, and for artillery reconnaissance. Maybe not minimal, the Kfz 15, built by Horch ( the Horch company completed up being some the car Union team and Wanderer, Audi and DKW ), originated to complete signals corps duties. In fact it was made with radio and transmission systems to behave as need and interaction mobile post.