American Truck Simulator 139 ((top)) Download New May 2026

American Truck Simulator 1.39 update

The , released by SCS Software on November 5, 2020, introduced significant structural and quality-of-life improvements that continue to serve as a foundation for the game's current mechanics. This update was notable for its complete overhaul of the game's initial interface and the introduction of advanced trailer ownership options. Key Features of the 1.39 Update

American Truck Simulator

Update 1.39 for (ATS) is a significant milestone that introduced highly requested features, including ownable lowboy trailers and the legendary Freightliner Cascadia® . While the current version of the game is much further along (v1.58 as of early 2026), version 1.39 remains a popular stable point for players using specific older mods or hardware. Key Features of the 1.39 Update american truck simulator 139 download new

American Truck Simulator

It looks like you’re asking for a review of update version 1.39 (not “139 download new”). American Truck Simulator 1

  1. Open your Steam Library.
  2. Right-click on American Truck Simulator.
  3. Select Properties.
  4. Click on the Betas tab.
  5. In the "Beta participation" dropdown, select "temporary_1_39 - 1.39 for outdated mods."
  6. Steam will automatically begin downloading the "new" 1.39 version, overwriting your current build.
  7. Wait for the download to finish (approx. 3-6 GB depending on DLC).

In conclusion, American Truck Simulator 1.39 is a significant update that offers a range of new features, improvements, and gameplay mechanics. With its realistic graphics, engaging gameplay, and extensive customization options, ATS 1.39 is a must-download for fans of truck driving simulation games. Open your Steam Library

What's New in American Truck Simulator 1.39?

Step-by-Step Installation After Download