American Truck Simulator [v 1.36.1.18s Dlcs] ... May 2026

Version 1.36 added detours and updated anti-aliasing . If you are building a map mod, you'll want to leverage the newer assets found in the Utah and Washington directories. [1, 4]

Ensure your .scs files are placed in Documents/American Truck Simulator/mod . Since 1.36, the game is more sensitive to mod priority in the "Mod Manager" to avoid crashes caused by old DX9 assets. [5, 6] American Truck Simulator [v 1.36.1.18s DLCs] ...

The version you’re working with, , was a major milestone for American Truck Simulator because it introduced the Utah DLC and the transition to DirectX 11 , which significantly boosted performance and lighting. [1, 2] Version 1

This version fully embraced DX11. If you are developing textures or assets, ensure your shaders are compatible with the updated lighting system introduced during this era. [1, 3] Since 1

To help you "develop a piece" (whether that is a mod, a custom skin, or a map expansion), here is a quick technical breakdown of that specific version: