Union Pacific 4-6-6-4 Challenger Steam Engine w(Smoke Deflectors) w/Proto-Sound 3.0 (Scale Wheels) - Union Pacific (Two-Tone Gray w/Silver Stripes) (Oil Tender)<p>Cab No. 22-3681-2
Denver & Rio Grande 4-6-6-4 Challenger Steam Engine w/Proto-Sound 3.0 (Scale Wheels) - Denver & Rio Grande (Coal Tender) 22-3683-2
Union Pacific 4-6-6-4 Challenger Steam Engine w(Smoke Deflectors) w/Proto-Sound 3.0 (Scale Wheels) - Union Pacific 22-3684-2
Chesapeake & Ohio O Scale Premier 4-8-4 Greenbrier Steam Engine w/Proto-Sound 3.0 (Hi-rail Wheels) 20-3675-1
Chesapeake & Ohio O Scale Premier 4-8-4 Greenbrier Steam Engine w/Proto-Sound 3.0 (Hi-rail Wheels) 20-3676-1
Chesapeake & Ohio O Scale Premier 4-8-4 Greenbrier Steam Engine w/Proto-Sound 3.0 (Hi-rail Wheels) 20-3677-1