While the game typically auto-updates to the latest version (currently 1.58 as of February 2026), you can still access older "legacy" versions like 1.40 through Steam for mod compatibility. Truck Simulator Wiki American Truck Simulator Version history
Note: You can change this setting back to "None" at any time to update your game back to the newest version. ⚠️ A Warning About Third-Party Download Sites
are the most reliable sources. When searching, specifically look for "1.40" in the mod title to ensure they work with this legacy build. American Truck Simulator V1.40 Download
The headline of V1.40 was the introduction of a .
For most players, the update is handled automatically through the client. If your game hasn't updated or you are looking for this specific version, follow these steps: Open Steam: Navigate to your Library . While the game typically auto-updates to the latest
: The new lighting system can be more demanding on GPUs than previous versions.
Sunrises and sunsets became breathtakingly beautiful with natural color gradients. When searching, specifically look for "1
Update 1.40 for American Truck Simulator (ATS) , released in March 2021, was a landmark "engine" update that fundamentally changed the game's visual identity. While newer versions like 1.58 are now current, version 1.40 remains significant for introducing the , which overhaul the way light, shadows, and weather are rendered in the simulation. 🛠️ Major Features of Update 1.40