This specific file name typically refers to a legacy version of (Update 1.31), which was a major milestone for the game. Because this version is several years old, downloading a zip file from unofficial sources can be risky.
One of the biggest technical leaps, adding physical cables that connect your truck to the trailer. Download File American Truck Simulator V1.31.1s.zip
: A new scenic route through Yosemite was added, featuring dense forests and mountain views, though commercial trucking is subject to in-game park regulations. This specific file name typically refers to a