EMD SD50:
This page is dedicated to EMD's model SD50. EMD built xx SD50 units for nine railroads.
There were also SD50S & SD50F variations built for N&W and CN respectively. They are covered here as part of the SD50 line.
Four prototype SD40X units were built and sold to KCS as test beds for the SD50 series. This model will be covered elsewhere.
Domestic Orders:
| B&O 8576-8595 | SD50 | 837081-1 thru 837081-20 | 7-8/1984 | Chessie paint |
| C&NW 7000-7034 | SD50 | 847049-1 thru 847049-35 | 11-12/1985 | |
| C&O 8553-8575 | SD50 | 837057-1 thru 837057-23 | 1-2/1984 | Chessie paint |
| C&O 8624-8643 | SD50 | 857095-1 thru 857095-20 | 10-11/1985 | Chessie paint |
| CR 6700-6739 | SD50 | 837047-1 thru 837047-40 | 11-12/1983 | |
| CR 6740-6779 | SD50 | 837065-1 thru 837065-40 | 5-6/1984 | |
| CR 6780-6804 | SD50 | 847032-1 thru 847032-25 | 4-5/1985 | |
| CR 6805-6834 | SD50 | 857080-1 thru 857080-30 | 1-2/1986 | |
| D&RGW 5501-5517 | SD50 | 847022-1 thru 847022-17 | 8-9/1984 | |
| KCS 704-713 | SD50 | 806044-1 thru 806044-10 | 5-6/1981 | |
| MP 5000-5059 | SD50 | 847008-1 thru 847008-60 | 11-12/1984 | |
| NS 6506-6520 | SD50 | 827041-1 thru 827041-15 | 7/1984 | |
| NS 6521-6525 | SD50 | 837073-1 thru 837073-5 | 7/1984 | |
| N&W 6500-6505 | SD50S | 806030-1 thru 806030-6 | 12/1980 | |
| SBD 8500-8524 | SD50 | 817046-1 thru 817046-25 | x/1982-2/1983 | |
| SBD 8525-8526 | SD50 | 837068-1 thru 837068-2 | 3/1984 | |
| SBD 8527-8552 | SD50 | 837048-1 thru 837048-26 | 2-3/1984 | |
| SBD 8596-8602 | SD50 | 837080-1 thru 837080-7 | 6/1984 | |
| SBD 8603-8623 | SD50 | 847017-1 thru 847017-21 | 1-2/1985 |
GMD Orders:
| CN 5400-5424 | SD50F | A4472 thru A4496 | 4-5/1985 | Draper's tapers |
| CN 5425-5439 | SD50F | A4547 thru A4561 | 8/1985-2/1986 | Draper's tapers |
| CN 5440-5459 | SD50F | A4617 thru A4636 | 2-7/1987 | Draper's tapers |