All vehicles are listed by their original numbers - for 54xxx numbers see 56xxx.
For more information in the railways go via UK Heritage Railways.
Clicking on the camera icon brings up pictures and preservation details.
| Number | Class | Type | Location | Owner | |
| 56006 |  |
114 | DTC | Midland Railway Centre | Midland Railway Trust |
| 56015 | |
114 | DTC | Midland Railway Centre | Midland Railway Trust |
| 56047 | |
114 | DTC | Strathspey Railway | My Little Sprinter Ltd |
| 56055 | |
101 | DTC | Oswestry | Cambrian Railway Trust |
| 56062 |  |
101 | DTC | North Morfolk Railway | North Norfolk Railway |
| 56097 | |
100 | DTC | Midland Railway Centre | Llangollen Railcar Group |
| 56121 | |
105 | DTC | East Lancashire Railway | Bury DMU Group |
| 56160 | |
103 | DTC | Denbigh & Mold Railway | Park Royal Vehicles Ltd |
| 56169 | |
103 | DTC | Helston Railway |
Helston Diesel Group |
| 56171 | |
109 | DTC | Llangollen Railway | Llangollen Railcar Group |
| 56182 | |
104 | DTC | Churnet Valley Railway | Kevin Dowd / Robert Simpson |
| 56207 | |
108 | DTC | BSC Scunthorpe | |
| 56208 | |
108 | DTC | Severn Valley Railway | DMU Group (West Midlands) |
| 56223 | |
108 | DTC | East Anglian Railway Museum | Diesel Unit Preservation Associates |
| 56224 | |
108 | DTC | Ecclesbourne Valley Railway | Railcar Enterprises |
| 56270 | |
108 | DTC | Pontypool and Blaenavon Railway | Gwent 108 Group |
| 56271 | 108 | DTC | Long Marston (for Avon Valley Railway) | Bitton Diesel Group | |
| 56274 | |
108 | DTC | Rutland Railway Museum | |
| 56279 | |
108 | DTC | Barry Island HQ | |
| 56285 | 121 | DTS | Ironstone Railway Trust | Mr C Osbourne | |
| 56287 | 121 | DTS | Colne Valley Ralway | Pressed Steel Heritage | |
| 56289 | |
121 | DTS | Ecclesbourne Valley Railway | Railcar Enterprises |
| 56301 | |
100 | DTC | County School | Mid-Norfolk Rly Preservation Trust |
| 56317 | |
100 | DTC | Private premises, Essex | Mick Northfield |
| 56342 | |
101 | DTC | Private premises, Royston | Cheshire 101 Heritage Group |
| 56343 | 101 | DTC | East Kent Railway | East Kent Railway Trust | |
| 56347 | 101 | DTC | Bressingham | ||
| 56352 | |
101 | DTC | East Lancs Railway | National Railway Museum |
| 56356 | |
101 | DTC | Gloucestershire Warwickshire Railway | |
| 56358 | |
101 | DTC | East Anglian Railway Museum | Diesel Unit Preservation Associates |
| 56365 | |
101 | DTC | East Anglian Railway Museum | Diesel Unit Preservation Associates |
| 56408 | |
101 | DTC | Spa Valley Railway | |
| 56456 | |
105 | DTC | Llangollen Railway | Llangollen Railcar Group |
| 56484 | 108 | DTC | Peak Rail | Peak Rail DMU Group | |
| 56490 | |
108 | DTC | Llangollen Railway | Llangollen Railcar Group |
| 56491 | |
108 | DTC | Keith & Dufftown Railway | Diesel Unit Preservation Associates |
| 56492 | |
108 | DTC | Dean Forest Railway | Dean Forest DMU Group |
| 56495 | |
108 | DTC | Dean Forest Railway | Dean Forest DMU Group |
| 56504 | 108 | DTC | Swanage Railway | Peak Rail DMU Group | |
| 79612 | |
Dltwt | DTC | Midland Railway Centre | Derby Lightweight Pres Group |
| Now Scrapped | |||||
| 56099 | |
100 | DTC | West Somerset Railway | |
| 56168 | |
103 | DTC | West Somerset Railway | |