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| Operator: | United Automobile | Fleet No: | BU555 |
| Chassis: | Bristol MW5G | Chassis No: | 152.127 |
| Body: | ECW B45F | Body No: | 11213 |
| 1959 | United Automobile Services Limited, Darlington (BU555) |
| Jun 60 | In service with United Automobile Services Limited, Darlington (BU555) |
| Nov 64 | Fleet number changed to U555 |
| Jan 69 | Fleet number changed to 2555 |
| Jan/Mar 69 | Converted to OMO |
| <Mar 75 | Transferred to Durham |
| <Aug 78 | Out of service with United Automobile Services Limited, Darlington (2555) |