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| Operator: | United Automobile | Fleet No: | BU548 |
| Chassis: | Bristol MW5G | Chassis No: | 152.096 |
| Body: | ECW B45F | Body No: | 11206 |
| 1959 | United Automobile Services Limited, Darlington (BU548) |
| May 60 | In service with United Automobile Services Limited, Darlington (BU548) |
| Nov 64 | Fleet number changed to U548 |
| Jan 69 | Fleet number changed to 2548 |
| <Mar 75 | Transferred to Durham |
| Out of service with United Automobile Services Limited, Darlington (2548) |