Owner has nothing else than ex finnish military vehicles. If I had to guess it is a GAZ. Don't know if finnish military ever had ARO but Uaz, gaz and Kraz they had plenty.
Wrap up on season 2026.
In the spring when I got it from winter storage I ran in some problems. First batteries was dead. So bought new ugly ones.
I tried to start it with a jumper and fried the voltage regulator for radio. So radio is dead...