| Model | Built | Phase | Air Filter | Numbers |
| EMD
GP38
*EMD GP38 |
1967.10 -
1967.12 |
2a2 | oil bath | BO 3800-3849,
CO 3850-3899 |
| EMD
GP38
*EMD GP38 |
1970.07 -
1970.12 |
2b | paper | BO 4800-4819,
CO 4820-4829 |
| EMD
GP38AC
*EMD GP38AC |
1971.12 | 2c | paper | LV 310-313 |
| EMD
GP38
*EMD GP38 |
1969.09 -
1969.10 |
2b | oil bath | SOU 2716-2752 |
| EMD
GP38AC
*EMD GP38AC |
1971.04 -
1971.11 |
2c | oil bath | SOU 2823-2878 |
| Model | Built | Phase | Truck | Air Filter | Numbers |
| EMD
GP38-2
*EMD GP38-2 |
1973.12 | 1b | M | paper | BM 201-212 |
| EMD
GP38-2
*EMD GP38-2 |
1972.04 | 1a | M | paper | GMO 740-749 |
| EMD
GP38-2
*EMD GP38-2 |
1972.08 | 1b | M | paper | GMO 750-754 |
| EMD
GP38-2
*EMD GP38-2 |
1972.01 -
1972.03 |
1a | M | oil bath | SOU 5000-5054 |
| EMD
GP38-2
*EMD GP38-2 |
1972.12 -
1973.10 |
1b | M | oil bath | SOU 5055-5103 |
| EMD
GP38-2
*EMD GP38-2 |
1974.01 -
1974.11 |
1b | M | paper | SOU 5104-5162 |
| EMD
GP38-2
*EMD GP38-2 |
1972.12 | 1b | M | paper | VTR 201 |
| EMD
GP38-2
*EMD GP38-2 |
1974.10 | 1b | M | paper | VTR 202 |
| Model | Built | Numbers | Notes |
| GMD
GP38-2(W)
*GMD GP38-2(W) |
1973.06 | CN 5560 | official designation:
GP38-2 |
| GMD
GP38-2(W)
*GMD GP38-2(W) |
" | CN 4760; ex-5560
(as modified) |
"
|
| GMD
GP38-2(W)
*GMD GP38-2(W) |
1973.10 -
1974.01 |
CN 5561-5610 | " |
| GMD
GP38-2(W)
*GMD GP38-2(W) |
" | CN 4761-4810;
ex-5561-5610 (as modified) |
"
single plow |
| GMD
GP38-2(W)
*GMD GP38-2(W) |
" | " | "
dual plows |
| Model | Built | Numbers |
| EMD
GP39
*EMD GP39 |
1970.07 | ASAB 507 |
| EMD
GP39
*EMD GP39 |
1969.05 -
1969.07 |
CO 3900-3919 |
| Model | Built | Phase | Numbers |
| EMD
GP39-2
*EMD GP39-2 |
1981.03 -
1981.04 |
2c | BN 2700-2739
(single fuel filler) |
| EMD
GP39-2
*EMD GP39-2 |
" | " | "
(dual fuel fillers) |
| EMD
GP39-2
*EMD GP39-2 |
1974.11 -
1974.12 |
1 | RDG 3401-3420 |
Michael Eby 2008