| Model | Built | Phase | Numbers | Notes |
| EMD
SD40-2
*EMD SD40-2 |
1972.01 -
1972.03 |
1a | BN 6325-6339,
CS 900-917 |
|
| EMD
SD40-2
*EMD SD40-2 |
1977.01 -
1977.02 |
2a1 | BO 7600-7619 | |
| EMD
SD40-2
*EMD SD40-2 *EMD SD40-2 |
1973.08 -
1974.04 |
1a | CNW 6801-6865 | |
| EMD
SD40-2
*EMD SD40-2 |
1974.09 | 1a | CNW 6866-6890 | |
| EMD
SD40-2
*EMD SD40-2 |
1975.01 -
1975.02 |
1a | CNW 6891-6925 | |
| EMD
SD40-2
*EMD SD40-2 |
1973.09 | 1a | NW 1625-1635 | High short hood |
| EMD
SD40-2
*EMD SD40-2 |
1974.07 | 1a | NW 1636-1652 | |
| EMD
SD40-2
*EMD SD40-2 |
1973.12 | 1a | RI 4790-4799 | No dynamic brakes |
| EMD
SD40-2
*EMD SD40-2 *EMD SD40-2 |
1972.01 -
1973.06 |
1a | UP 3123-3239,
8000-8002 |
|
| EMD
SD40-2
*EMD SD40-2 |
1974.06 -
1975.03 |
1a | UP 3243-3297 | 116" short hood |
| EMD
SD40-2
*EMD SD40-2 |
1975.04 | 1b | UP 3298-3304 | 116" short hood |
| EMD
SD40-2
*EMD SD40-2 |
1976.07 -
1976.09 |
1b | UP 8035-8064 | 116" short hood |
| EMD
SD40-2
*EMD SD40-2 *EMD SD40-2 |
1977.02 -
1977.05 |
2a1 | UP 3335-3399,
8065-8074 |
116" short hood |
| EMD
SD40-2
*EMD SD40-2 |
1978.03 | 2b | UP 3410-3415 | 116" short hood |
| EMD
SD40-2
*EMD SD40-2 |
1978.03 -
1978.05 |
2b | UP 3416-3488 | 116" short hood |
| EMD
SD40-2
*EMD SD40-2 |
1978.12 -
1979.07 |
2b | UP 3489-3583,
8075-8099 |
|
| EMD
SD40-2
*EMD SD40-2 |
1979.09 -
1979.12 |
2b | UP 3609-3658 | |
| EMD
SD40-2
*EMD SD40-2 |
1980.01 -
1980.11 |
2c | UP 3659-3804 | |
| EMD
SD40-2S
*EMD SD40-2S |
1980.11 | 2c | UP 3805-3808 |
| Model | Built | Phase | Numbers |
| EMD
SD40T-2
*EMD SD40T-2 |
1974.10 | 1a | DRGW 5341-5355 |
| EMD
SD40T-2
*EMD SD40T-2 |
1975.07 -
1975.08 |
1a | DRGW 5356-5373 |
| EMD
SD40T-2
*EMD SD40T-2 |
1977.01 | 2a1 | DRGW 5374-5385 |
| EMD
SD40T-2
*EMD SD40T-2 |
1978.08 | 2a2 | DRGW 5386-5397 |
| EMD
SD40T-2
*EMD SD40T-2 |
1980.03 | 2c | DRGW 5398-5413 |
Michael Eby 2008