| Train Numbers | Current Status | Videos | Images |
|---|---|---|---|
| 325 001 | Operational | Cheddington | |
| 325 002 | Operational | Hemel Hempstead | |
| 325 003 | Operational | Hemel Hempstead Berkhamsted | |
| 325 004 | Operational | Watford Junction | |
| 325 005 | Operational | Crewe | |
| 325 006 | Operational | Berkhamsted Rugby | |
| 325 007 | Operational | Hemel Hempstead | |
| 325 008 | Operational | Cheddington Wolverton | |
| 325 009 | Operational | Watford Junction | |
| 325 010 | Scrapped | ||
| 325 011 | Operational | Wolverton Watford Junction Cheddington Crewe | |
| 325 012 | Operational | Rugby Crewe Hemel Hempstead | |
| 325 013 | Operational | Cheddington | |
| 325 014 | Operational | ||
| 325 015 | Operational | Cheddington Berkhamsted Rugby | |
| 325 016 | Operational | Hemel Hempstead Wolverton |