| Operator: | Eastern National | Fleet No: | 423 |
| Chassis: | Bristol LS5G | Chassis No: | 111.057 |
| Body: | ECW B45F | Body No: | 8155 |
| Aug 56 | In service with Eastern National Omnibus Company Limited, Chelmsford (423) |
| 1956 | Converted to B41F (ECW Rebuild No R???) |
| Jan 60 | Converted to B45F (ECW Rebuild No R???) |
| Aug 64 | Fleet number changed to 1243 |
| 1975 | Out of service with Eastern National Omnibus Company Limited, Chelmsford (1243) |