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| Operator: | United Automobile | Fleet No: | BU612 |
| Chassis: | Bristol MW5G | Chassis No: | 164.150 |
| Body: | ECW B45F | Body No: | 11891 |
| 1960 | United Automobile Services Limited, Darlington (BUE612) |
| Apr 61 | In service with United Automobile Services Limited, Darlington (BU612) |
| Nov 64 | Fleet number changed to U612 |
| Jan 69 | Fleet number changed to 2612 |
| <Mar 75 | Transferred to Loftus |
| <Aug 78 | Out of service with United Automobile Services Limited, Darlington (2612) |