From the l930s and almost throughout all the war German Wehrmacht fought with its motorization.
Overburdened German industry wasn't able to produce sufficient quantities of trucks. Moreover, the uniﬁcation programs didn't help at all. However, the result of one of these uniﬁcations from the beginning of World War 2 was a development and production project for 1.5 ton standard chassis.
This project was issued to several companies, including Steyr-
Typ I46 was designed as 2WD drive and Typ I47 as 4WD drive respectively with both being powered by Porsche Typ I45 engine. This engine was eight cylinder, gasoline type, “V” shaped with OHV, the block consisting of combined transmission! transaxle and dual cooling fan (later, this engine powered Steyr RSO tracked tractor). Eventually, German army chose Typ 147 chassis as the most suitable.
Steyr Co. produced it under its factory designation Typ 270; military designation should have been 1500A. The chassis were produced in two versions: older 1500A/01 and modemized 1500A/02. Auto Union Group (Audi and Wanderer factories) also participated on the production of these chassis. Its own chassis failed in the competition with Steyr one. Most of the Steyr I500 bodies were assembled at Lohner-
At the end of the war, simpliﬁed cabins (Einheitsﬁihrerhaus) were adopted to all vans and ﬂatbeds. Overall, Steyr Co. reportedly produced 12,450 chassis and Auto-