Chicago Regional Transit O Scale Premier F40PH Diesel Engine With Proto-Sound 2.0 (Hi-Rail Wheels) 20-20108-1
Chicago Regional Transit O Scale Premier F40PH Diesel Engine With Proto-Sound 2.0 (Scale Wheels) 20-20108-2
Buffalo & Pittsburgh O Scale Premier SD45 Low Hood Diesel Engine w/Proto-Sound 2.0 (Hi-Rail Wheels) 20-20098-1
Buffalo & Pittsburgh O Scale Premier SD45 Low Hood Diesel Engine w/Proto-Sound 2.0 (Scale Wheels) 20-20098-2