The A38, with its 6.3 tons full load, was available with several
chassis (including a shielded autotelaio and a bus chassis), which were characterized by having different steps. It was also available in an
all-wheel drive variant. The A39 had a 4-cylinder diesel engine of by , which allowed the vehicle to reach a maximum speed of . Four years after its initial launch, the cylinder was brought to . In the standard truck version, the payload was . The A38 was available in several variants: a basic A38, an A38/L1 wheelbase, and an A38/L2
wheelbase. In 1970 the round headlights were replaced by oval headlights. At the same time, the Alfa Romeo A38 became A38n, an advanced model. The four-wheel drive version was developed in collaboration with the company
Man Meccanica on the basis of an Alfa Romeo A19, an adaptation almost identical to that carried out in France by
Sinpar TP3 (also Saviem TP3). ==F20==