IC 4121
Week:
| Departure station: | Gent-Sint-Pieters |
| Departure time: | 21:57 |
| Arrival station: | Leuven |
| Arrival station: | 23:17 |
| Trip: | Gent-Sint-Pieters - Wetteren - Dendermonde - Londerzeel - Mechelen - Boortmeerbeek - Haacht - Wespelaar-Tildonk - Wijgmaal - Leuven |
| Period: | 2025 (15.12.2024 - 13.12.2025) |
| Other periods: | 2022 2023 2024 |
Monday - Thursday
 |
| SNCB AM96 |
Friday
 | |
| SNCB AM80 | SNCB AM80 |
Saturday - Sunday
 |
| SNCB AM08 |