HOLYMOD
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Chevrolet / GMC mods for American Truck Simulator

All the Chevrolet / GMC mods we've reviewed for ATS, with their compatible version, requirements and how to install them.

✓ ATS 1.61
ATS · TrucksFree Chevrolet Kodiak and GMC TopKick (Maurice Randall) The 1997 Chevrolet Kodiak and GMC TopKick turned into fifth-wheel tractors, modeled from scratch by Maurice Randall. Released October 2026; free on Steam Workshop. Updated 4 Oct 2026