Canadian National O Scale Premier SD40-3 Tunnel Motor Diesel Engine w/Proto-Soundr 2.0 (Hi-Rail Wheels) 20-2877-1
Chicago & North Western O Scale Premier AC4400cw Diesel Engine w/Proto-Soundr 2.0 (Hi-Rail Wheels) 20-2849-1
Chicago & North Western O Scale Premier AC4400cw Diesel Engine w/Proto-Soundr 2.0 (Scale Wheels) 20-2849-2
Kansas City Southern O Scale Premier AC4400cw Diesel Engine w/Proto-Soundr 2.0 (Hi-Rail Wheels) 20-2850-1