American Truck Simulator -v1.35.1.3s 21 Dlcs... -

These DLCs introduced "Escort" missions, where you haul oversized loads (like massive industrial parts or helicopters) with pilot cars leading the way.

Note: Some bundles count state DLCs along with smaller add-ons to reach 21 items. American Truck Simulator -v1.35.1.3s 21 DLCs...