: American Truck Simulator (ATS) is a highly-rated truck driving simulator developed by SCS Software . It allows players to drive various American conventional trucks across the United States.

For the safest and most up-to-date experience, it is recommended to purchase the game through official digital storefronts like Steam , which ensures you receive the latest version (currently well beyond v1.40) and all official security patches.

The filename indicates a compressed archive file typically used for distributing software or video games, in this case, a specific build of American Truck Simulator from roughly 2021.

: This specific update was notable for introducing a major lighting system overhaul , which significantly improved visual realism. You can see the official details of the 1.40 update on the SCS Software Blog .