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| Operator: | United Automobile | Fleet No: | BU511 |
| Chassis: | Bristol MW5G | Chassis No: | 139.045 |
| Body: | ECW B45F | Body No: | 9826 |
| 1958 | United Automobile Services Limited, Darlington (BU511) |
| Mar 59 | In service with United Automobile Services Limited, Darlington (BU511) |
| Jan/Oct 64 | Converted to OMO |
| Nov 64 | Fleet number changed to U511 |
| Jan 69 | Fleet number changed to 2511 |
| Feb 75 | Out of service with United Automobile Services Limited, Darlington (2511) |
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Owner : United Automobile 2511 Location : Berwick Bus Station Date : June 1970
(C) Donald Hudson |