Download __full__ File American Truck Simulator V1.31.1s.zip -
If you receive an error stating that your game version is unsupported (common with multiplayer mods like TruckersMP), the solution is to uninstall the game completely, remove all remaining files from both the Documents folder and the Steamapps directory, and perform a clean reinstall.
If the mod folder does not exist, you can create it yourself.
: For repack installations, ensure you run the correct executable for your system architecture. 64-bit systems should use the executable located at \bin\win_x64\amtrucks.exe .
The “1.31.1s” designation follows SCS Software’s versioning convention where the “s” typically denotes a stable public release, as distinct from beta or experimental builds. The 1.31 update was first made available as an open beta on April 13, 2018, before being refined and released as the stable v1.31.1s version.
Because of these features, many modders have not updated their creations beyond this version. Hence, searching for the is often a necessity for modded convoy servers or single-player realism overhauls. Download File American Truck Simulator V1.31.1s.zip
Text documentation regarding software licensing and agreements. How to Safely Download and Install
Mods are unsupported by SCS Software—they are entirely the user’s responsibility. Mod authors do not always maintain and update their mods, and any new game update has the potential to break every installed mod. Users have reported that after updating to version 1.31.1s, many mods stopped functioning correctly, including those specifically designed for the 1.31 version.
Choose a destination folder outside of your primary system directories to avoid permission conflicts (e.g., C:\Games\ATS_v1.31 ). Step 4: Configuration and Launch
: This version was a major milestone for mods like the MACK R Series by Harven and various trailer packs. Safety and Installation Tips Save 75% on American Truck Simulator on Steam If you receive an error stating that your
Version 1.31.1s represents a significant milestone in American Truck Simulator’s development history. This update was part of the larger 1.31 update series, which introduced numerous gameplay enhancements and technical improvements that shaped the game’s direction moving forward.
Select either the win_x64 or win_x86 folder depending on your operating system architecture.
At the very end of the line, add a space and type: -homedir "C:\Games\ATS_1.31\ATS_131_Profile"
Drive safely, and enjoy the open roads of America 64-bit systems should use the executable located at
Real-time cabin sway based on braking, acceleration, and cornering.
While was a transformative milestone for the sim, downloading it as a standalone ".zip" from unofficial sites is often a shortcut to security risks rather than a nostalgia trip.
More realistic rendering based on the driver's head position (FOV). Technical Overview Category Details (v1.31 era) File Format Official game files use .scs and .zip for mods. Storage Space The base game at that time required roughly 3-10 GB . Operating System Compatible with Windows 7/8.1/10 (64-bit). A Note on Safety
If you own ATS on Steam, you do not need a shady .zip file. Steam allows you to downgrade to any previous version. Here is how to “download” the equivalent of American Truck Simulator V1.31.1s.zip legally:
