: Added support for transmission input shaft emulation and clutch brake support (
Head over to Steam, select the 1.39 Beta branch, or retrieve your authentic offline installer. Fire up the engine of your Western Star 49X, hook up a lowboy trailer, and hit the highway. Welcome to the golden era of American Trucking. american truck simulator 139 download new
The for American Truck Simulator (ATS) is a foundational release that introduced significant technical and quality-of-life improvements. While newer versions like 1.55 are currently active, many players still seek out version 1.39 for specific mod compatibility or nostalgia for the introduction of the Freightliner Cascadia® . Key Features of the 1.39 Update : Added support for transmission input shaft emulation
Because American Truck Simulator frequently updates (with the latest being as of early 2026), players specifically seeking version 1.39 often need to use Steam's versioning tools to "downgrade" or maintain that specific build for mod compatibility. The for American Truck Simulator (ATS) is a
: This iconic truck was added as a brand-new vehicle in the 1.39 cycle. Lowboy Trailers