New York Central O Scale Premier 4-8-2 L-4b Mohawk Steam Engine w/Proto-Sound 2.0 (Scale Wheels) 20-3376-2
Duluth, Missabe & Iron Range O Scale Premier 2-8-8-4 Yellowstone Steam Engine w/Proto-Sound 2.0 20-3378-1
Duluth, Missabe & Iron Range O Scale Premier 2-8-8-4 Yellowstone Steam Engine Freight Set w/Proto-Sound 2.0 20-3379-1
Engineering Edition O Scale Premier 2-3-1 Pacific Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3383-1
Orient Express O Scale Premier 2-3-1E Pacific Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3388-1
Chesapeake & Ohio O Scale Premier M-1 Steam Turbo-Electric Engine Passenger Set w/Proto-Sound 2.0 Passenger Set 20-3350-1
Pittsburgh Shawmut & Northern O Scale Premier 2-10-0 Russian Decapod w/Proto-Sound 2.0 (Scale Wheels) 20-3310-2
Western Maryland O Scale Premier 2-10-0 Russian Decapod Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3311-1
British Columbia O Scale Premier 4-6-4 Royal Hudson Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3312-1
British Columbia O Scale Premier 4-6-4 Royal Hudson Steam Engine w/Proto-Sound 2.0 (Scale Wheels) 20-3312-2
Canadian Pacific O Scale Premier 4-6-4 Royal Hudson Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3313-1
Canadian Pacific O Scale Premier 4-6-4 Royal Hudson Steam Engine w/Proto-Sound 2.0 (Scale Wheels) 20-3313-2
Southern O Scale Premier 4-6-4 Royal Hudson Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3314-1
Canadian Pacific O Scale Premier 4-6-4 Royal Hudson Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3315-1
Canadian Pacific O Scale Premier 4-6-4 Royal Hudson Steam Engine w/Proto-Sound 2.0 (Scale Wheels) 20-3315-2