| No. | Model | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|
| 6936 | DDA40X | UP | Railroad Heritage of Midwest America, Silvis, IL | operational | EMD, 01/1971 | From Cheyenne. Donated to RRHMA, Silvis, IL. Only operational Centennial type and larges operating diesel-electric locomotive in the world. |