| Present Location | Great Central |
| County Location | Leicestershire |
| Designed For | BR |
| Build Location | Wolverton |
| Built by | BR |
| Diagram number | 181 (AB201) |
| Lot number | 30699 |
| Type | BSK |
| First Number | 35386 |
| Later Numbers | DB975397 Test Car 2 |
| Present Number | ADB975397 |
| Current Livery | BR Departmental red and blue |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | As test car was predominantly used for slip/brake testing of freight wagons. To GCR from Ashfordby 25/03/2016. 09/19: restoration work (by Quorn Wagon Group) now complete at Quorn and Woodhouse, including livery change from Serco to BR Departmental red and blue. Winner of the Mortons Media (Rail Express) Modern Traction Award 2019. |
| External Structural Condition | Very Good |
| Internal Structural Condition | Very Good |
| Underframe Condition | Very Good |
| External Finish | Very Good |
| Internal Finish | Very Good |
| Degree of External Originality | As left Departmental service |
| Degree of Internal Originality | Conversion/rebuild/reproduction |
| Degree of Underframe/Running Gear Originality | As left Departmental service |
| Degree of External Authenticity | Poor |
| Degree of Internal Authenticity | Poor |
| Degree of Underframe Authenticity | Fair |
| Rarity | Many |
| Historical Importance | no Immediate Importance/Not Applicable |
| Storage | Secure Open |
| Operating | Yes |
| Survey Date | 18/02/2017 |
| Surveyor | Steve West |
| Photo Date | 30/04/2022 |
| Photo by | Steve West |
| At Risk | No |
| Date Record Last Updated | 19/06/2022 |
