GP20 series

model	builder	build	gauge		career
GP20D	MPI, EMD	200−2001 (40)	1435	DL	CEFX GP20D
GP20	EMD, MPI	1959−1962 (260)	1435	DE	ATSF GP20 ATSF GP20u BN GP20 NYSW GP20 RCRY GP20 RJCR GP20 SSW GP20 UP GP20 WAMX GP20 WP GP20
GP20C	MPI, EMD		1435	DL	BN GP20C

model	builder	build	gauge		career
GP20D	MPI, EMD	200−2001 (40)	1435	DL	CEFX GP20D
GP20	EMD, MPI	1959−1962 (260)	1435	DE	ATSF GP20 ATSF GP20u BN GP20 NYSW GP20 RCRY GP20 RJCR GP20 SSW GP20 UP GP20 WAMX GP20 WP GP20
GP20C	MPI, EMD		1435	DL	BN GP20C