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| Operator: | United Automobile | Fleet No: | BU559 |
| Chassis: | Bristol MW5G | Chassis No: | 152.142 |
| Body: | ECW B45F | Body No: | 11217 |
| 1959 | United Automobile Services Limited, Darlington (BU559) |
| Jun 60 | In service with United Automobile Services Limited, Darlington (BU559) |
| Nov 64 | Fleet number changed to U559 |
| Sep/Dec 68 | Converted to OMO |
| Jan 69 | Fleet number changed to 2559 |
| <Mar 75 | Transferred to Loftus |
| <Aug 78 | Out of service with United Automobile Services Limited, Darlington (2559) |