Right-click the downloaded American Truck Simulator V1.31.1s.zip and select “Extract to \American Truck Simulator V1.31.1s\”.
Once you have the legitimate file, follow these instructions to install it alongside your current ATS installation (so you can have multiple versions). Download File American Truck Simulator V1.31.1s.zip
between trucks and trailers. While seemingly a minor aesthetic detail, this update signaled a shift toward deeper mechanical realism. It forced players to move beyond the "toy car" mentality and engage with the truck as a complex piece of heavy machinery. For the community, downloading this version meant embracing a more tactile, grounded experience where the connection to the cargo was both visual and physical. Expanding the Horizon: The Map and Scale Right-click the downloaded American Truck Simulator V1