GR-420
classes

Key
"-" = complete number range
"≠" = incomplete number range
Class System Numbers Builder Model Built Notes
GR-420a GTW 5800-5811
4997-4999
EMD GP38AC 1971 -
GR-420b CN 5500-5535
4700-4735
GMD GP38-2 1972-1973 -
GR-420b CN 5560
4760
GMD GP38-2(W) 1973 -
GR-420c CN 5561-5610
4761≠4810
GMD GP38-2(W) 1973-1974 -
GR-420d GTW 6200-6206 EMD GP38 1966 -
GR-420e GTW 6207-6214 EMD GP38AC 1970 -
GR-420f GTW 6215-6220 EMD GP38AC 1971 -
GR-420g GTW 5700-5734
4900-4934
EMD GP38 1966 -
GR-420h GTW 6221-6228 EMD GP38-2 1975 -
GR-420j GTW 5844-5849 EMD GP38-2 1977 -
GR-420k GTW 5850-5861 EMD GP38-2 1978 -
GR-420l GTW 5812-5831 EMD GP38-2 1978 -
GR-420m GTW 5832-5836 EMD GP38-2 1980 -
GR-420n IC 9560≠9574 EMD GP38-2 1972 -
GR-420p IC 9600≠9639 EMD GP38-2 1974 -
GR-420q WC 2001-2006 GMD GP38-2 1981 -
GR-420r EJE 703 EMD GP38-2 1972 -
GR-420t CN 4935-4941 EMD GP38N 1974-1980 -