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| Operator: | United Automobile | Fleet No: | BU637 |
| Chassis: | Bristol MW5G | Chassis No: | 184.147 |
| Body: | ECW B45F | Body No: | 12649 |
| 1961 | United Automobile Services Limited, Darlington (BU637) |
| Jan 62 | In service with United Automobile Services Limited, Darlington (BU637) |
| Nov 64 | Fleet number changed to U637 |
| Jan 69 | Fleet number changed to 2637 |
| <Mar 75 | Transferred to Berwick |
| Mar 77 | Out of service with United Automobile Services Limited, Darlington (2637) |
| Jul 77 | Unidentified Owner (dealer) |