: Support for 4x2, 8x4, and 8x6 chassis configurations was introduced, allowing for heavy-haul setups on American rigs like the Western Star 49X.
: The Super Stripes DLC was updated to include matching trailer paint jobs, allowing for a fully unified truck and trailer look. Using American Trucks in ETS2 1.40 AMERICAN TRUCK PACK FOR ETS2 1.40
Beyond the visuals, ETS2 1.40 focused on bringing older map areas up to modern standards: : Support for 4x2, 8x4, and 8x6 chassis
If you are looking to drive American trucks in ETS2 1.40, you generally need a "Truck Conversion" mod. : Support for 4x2