The armored trucks are highly secured and bulletproof vehicles that are used to transport money from banks and retailers. These are also used to transport expensive goods like gold etc. When it comes to the capacity of these armor trucks, you usually get no clear answers. The simplest answer is that these trucks can carry as much money as they can.
According to an estimate, when an armored truck fills to maximum capacity, it roughly carries half a billion USD. But there are very few armored trucks whoever is going to move with that kind of money on board. Most of the armored trucks carry around $2 million based on the insurance. They are not allowed to carry maximum money because of the liability.