 The most common gearings are for (classes 0xx, 1xx, 2xx, 3xx, 4xx, 5xx, 8xx) intended for freight and passenger trains, and (classes 6xx and 7xx) intended for passenger services, with locos for being rare and locos for all converted for .The models with higher maximum speed got less tractive power and are used for passenger or light freight trains only, whereas the models with lower maximum speed got high tractive power and are thus able to pull heavy freight trains as well.Original livery of Yugoslav Railways was red (occasionally orange) and blue with white stripe and "Jugoslovenske železnice" inscription on it.