| lign=left|Type | Introduced | Wheel Arr. | No. in Traffic | align=left|Operational Locos | align=left|Stored Locos |
| a href="/encyclopedia/British-Rail-Class-20" title="British Rail Class 20">Class 20 | Diesel | align=center|1957 | Bo-Bo | align=center|15 | 20301-315 | align-left|- |
| a href="/encyclopedia/British-Rail-Class-33" title="British Rail Class 33">Class 33 | Diesel | align=center|1960 | Bo-Bo | align=center|3 | 33025/030/207 | 33029 |
| a href="/encyclopedia/British-Rail-Class-37" title="British Rail Class 37">Class 37 | Diesel | align=center|1960 | Co-Co | align=center|19 | 37029/038/059/069/087/194/218/229/259/515/602/605-612 | 37013/068/334/344/384/902 |
| a href="/encyclopedia/British-Rail-Class-47" title="British Rail Class 47">Class 47 | Diesel | align=center|1962 | Co-Co | align=center|4 | 47237/298/501/802 | 47156/194/223/484 |
| a href="/encyclopedia/British-Rail-Class-66" title="British Rail Class 66">Class 66 | Diesel | align=center|2003 | Co-Co | align=center|10 | 66401-410 | align=left|- |
| a href="/encyclopedia/British-Rail-Class-87" title="British Rail Class 87">Class 87 | Electric | align=center|1973 | Bo-Bo | align=center|4 | 87006/022/028/032 | align=left|- |