New York Central O Scale Premier 4-8-2 L-3b Mohawk Steam Engine w/Proto-Sound 2.0 (Scale Wheels) 20-3373-2
New York Central O Scale Premier 4-8-2 L-3c Mohawk Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3374-1
New York Central O Scale Premier 4-8-2 L-3c Mohawk Steam Engine w/Proto-Sound 2.0 (Scale Wheels) 20-3374-2
New York Central O Scale Premier 4-8-2 L-4a Mohawk Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3375-1
New York Central O Scale Premier 4-8-2 L-4a Mohawk Steam Engine w/Proto-Sound 2.0 (Scale Wheels) 20-3375-2
New York Central O Scale Premier 4-8-2 L-4b Mohawk Steam Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-3376-1
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
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