Great America Map Expansion Pack v1.60 American Truck Simulator Mods | 22 Jul, 2026 This mod is a Great America map expansion Compatibility: 1.60 Includes: Colorado Expansion v1.6 Oregon Expansion v2.3 Utah Expansion v2.3 Washington Expansion v2.0 Idaho Expansion v1.3 Requires: – Great America Author: Voith Having trouble with the mod? Check the comments for a solution and report any new bugs you find.