| Openings Amalgamations Closings | Montreux-Les Avants | * 12-17-1901 |
| Les Avants-Montbovon | * 10-01-1903 | |
| Montbovon-Château d'Oex | * 08-19-1904 | |
| Château d'Oex-Gstaad | * 12-20-1904 | |
| Gstaad-Zweisimmen | * 07-06-1905 | |
| Zweisimmen-Lenk | * 06-08-1912 | |
| Zweisimmen-Lenk | + 06-14-1975 | |
| Reopening Zweisimmen-Lenk | 09-27-1979 | |
| Electrification | from the beginning | |
| Technical facts | Gauge | 1000 mm |
| Length | 75186 m | |
| Maximum gradient | 7,3 % | |
| Minimum radius | 47 m | |
| Power supply | DC 900 V | |
| Bridges | 63 | |
| Tunnel | 18 | |
WWW: http://www.mob.ch/
Mail: mob@mob.ch