| Owner (company): | Schweizerische Bundesbahnen |
| Line number: | 18451 - 18452 |
| Type: | Bm 4/4 II |
| Label: | SBB Bm 4/4 II 18451 - 18452 (ex-Am 4/4 1001 - 1002) |
| Category: | Diesel locomotive |
| Era: | 3 |
| Power transmission: | Electric |
| Manufacturer: | SLM / Sulzer / BBC |
| Made in (Year): | 1939, Reconstruction 1963-64 |
| Amount: | 2 |