WSOR 2001
| Model | Build Date | Builder's Number | Prime Mover Type | Horsepower |
| GP20 | 1/60 | #26306 | 16-645E | 2000 |
Unit History:
St. Louis-Southwestern 802
St. Louis-Southwestern 4032
St. Louis-Southwestern 4141 (Rebuilt with a 645 prime mover)
WSOR 4141
WSOR 2001
2001, 4493, 6547 & 4494 pull the HOK outside of Ripon (8/31/00)
2001 and 4491 switch the UW heating plant in January of 2001.
