American Truck Simulator V1.40 Download May 2026

Buckle up — American Truck Simulator v1.40 is here, and it’s a joyful rev of the driving sim you know and love. Whether you’re a weekend hauler or a daily long-haul grinder, this update brings polish, performance, and a few tasty features that make the open road feel fresher.

While the engine was getting a facelift, the map was expanding. V1.40 officially ushered in the Colorado DLC as part of the base game's ongoing evolution.

Colorado added a crucial verticality to the ATS map. While the midwest offers flat, endless straights, Colorado challenged drivers with mountain passes, winding roads, and the sheer majesty of the Rockies. The integration of the new lighting engine with Colorado’s terrain meant that drivers were treated to stunning vistas where the sun would dip behind peaks, plunging valleys into twilight while the summits remained gold. American Truck Simulator V1.40 Download

Let’s walk through a fresh installation of V1.40 for a new player who has never downloaded the game before.

Step 1: Purchase the Game You cannot download V1.40 without owning the base game. Purchase American Truck Simulator on Steam (it frequently goes on sale for under $5). Buckle up — American Truck Simulator v1

Step 2: Initial Download By default, Steam downloads the latest version (currently 1.44 or 1.45). To get V1.40, follow the "Betas" tab instructions above.

Step 3: Installation via Steam

Step 4: First Launch Launch the game. V1.40 will automatically attempt to run DirectX 11 (the lighting engine requires it). If you see a pop-up for "OpenGL," decline and choose DirectX 11.

Step 5: Profile Creation Create a new profile. Do not copy an old profile from version 1.39 or earlier, as the economy data might corrupt. If you must use an old profile, select "Load Anyway" and drive to a safe garage to sell incompatible trucks. Step 4: First Launch Launch the game