This is the first DLC package released for American Truck Simulator, gifted to loyal Steam followers in February of 2016.
It has been updated to ATS v220.127.116.11s.
Peterbilt 579 (All cabins) – Steel Beast
Kenworth T680 (All cabins) – Age of Steam
Volvo VNL (All cabins) – Clockwork Machine
Supported game versions: ATS – (1.35.x)