| Numbers | Builder | Model | Class | Built | Engine | HP | Speed | Dynamics | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 1-6 Drawing Drawing Drawing | GE | 44 Ton | ER-4b | 1956 | D 17000 Caterpillar x 2 | 190×2 | 35 MPH | no | |
| 26-43 Drawing Drawing Drawing | GE | 70 Ton | ER-6a | 1950 | Cooper-Bessemer | 600 | 55 | no | |
| 74 | GE | 80 Ton | ES-5a | 1947 | Cummins Li-600 x 2 | 250 | 40 MPH | no | |
| 77 | CLC | LS-4a | 1929 | Beardmore | 400 | no | retired in 1962 | ||
| 100-103 | EMD | E9AR | GPA-24a | Purchased from Burlington Northern Sold to Iowa Pacific October 2014 | |||||
| 104-106 | EMD | F40PH | GPA-430a | Former Rio Grande Ski Train | |||||
| 100-309 Photos | MLW | S-13 | MS-10r Histories | 1959 | Alco 251 | 1000 | 40 MPH | no | renumbered from 86xx series |
| 200-214 Photos | CN | YBU-4M | GY-00- b- c Histories | 1980 | no center grill | ||||
| 215-241 | CN | YBU-4M | GY-00-d -e Histories | 1986 | center grill | ||||
| 242-263:2 | CN | YBU-4M | GY-00-f Histories | 1990 | no center grill | ||||
| 260:1-269:2 | CN | YBU-4M S3 slug | GY-00a/m Histories | 1978 and 1990 | center grill | ||||
| 270:1-282 | CN | YBU-4 S3 slug | Histories | 1978 and 1993 | no center grill | ||||
| 400-405 | GMD | SW-900m | GS-9-d | 1958 | 567 c | 900 | 40 MPH | no | renumbered from 76xx; retired 1991 |
| 451-507 | CN | YBU-4m | GY-00-a-b Histories | 1980 and 1990 | no center grill | ||||
| 508-526 | CN | YBU-4m | GY-00a/b/c Histories | 1980 and 1990 | no center grill | ||||
| 1000-1027 | GMD | GMD1 | GR-12m Histories | 1958 | GM 567-c | 1200 | 65 MPH | no | |
| 1028-1055 | GMD | GMD1 | GR-12-s-t-w Histories | 1959 | GM 567-c | 1200 | 65 MPH | no | |
| 1056-1082 | GMD | GMD1 | GR-12-w-z Histories | 1959 | GM 567-c | 1200 | 65 MPH | no | renumbered in the late ’80s |
| 1100-1147 | CN | GMD1 | GR-12-m-s Histories | 1987 | re built from 10xx series | ||||
| 1148-1182 | CN | GMD1 | GR-12m Histories | 1987 | re built from 10xx series | ||||
| 1204-1231 | GMD | SW1200RS | GR-12d Histories | 1956 | GM 567-c | 1200 | 65 MPH | no | renumbered from 15xx series retired 1989-1996 |
| 1260-1290 | GMD | SW1200RS | GR-12h / k Histories | 1957 | GM 567-c | 1200 | 65 MPH | no | retired 1989-1996 |
| 1291-1317 | GMD | SW1200RS | GR-12ii Histories | 1958 | GM 567-c | 1200 | 65 MPH | no | retired 1989-1996 |
| 1318-1345 | GMD | SW1200RS | GR-12r / u Histories | 1958 | GM 567-c | 1200 | 65 MPH | no | |
| 1346-1372 | GMD | SW1200RS | GR-12u / y Histories | 1959 | GM 567-c | 1200 | 65 MPH | no | |
| 1373-1397 | GMD | SW1200RS | GR-12y Histories | 1960 | GM 567-c | 1200 | 65 MPH | no | Renumbered in the 73xx series |
| 1400-1422 | GMD/CN | GMD1 u | GR-412a Histories | 1989 | rebuilt from 10xx series | ||||
| 1423-1444 | GMD/CN | GMD1 u | GR-412a Histories | 1989 | rebuilt from 16xx series | ||||
| 1504-1597 | GMD | SW1200RS | GR-12e Histories | 1956 | GM 567-c | 1200 | 65 MPH | no | renumbered to 12xx series |
| 1600-1614 | GMD/CN | GMD1 u | GR-412a Histories | 1988 | rebuilt from 10xx series | ||||
| 1650- 5703 | GMD | SD38-2 | Gf-620a Histories | 1974 | ex NAR | ||||
| 1700-1734 | MLW | RSC-13 | MR-10a | 1955 | Alco DEW | 1000 | 60 MPH | no | |
| 1750-1787 | MLW/CN | RSC-14 | MR-14b / c Histories | 1975 | rebuilt from 38xx RS-18’s | ||||
| 1800-1803 | MLW | RSC-24 | MR-14a | 1959 | Alco 244 | 1400 | 75 MPH | no | |
| 1900-1917 | GMD | GMD1 | GRG-12N Histories | 1958 | GM 567-c | 1200 | 83 MPH | no | retired 1995-1997 |
