| 1 | A | B | C | D | E | F | G | H |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | Central Trains - Fleet at start of franchise |  |  |  |  |  |  |  |
| 3 | Class | Image | Type | Top speed | Top speed | Number | Routes operated | Built |
| 4 | Class | Image | Type | mph | km/h | Number | Routes operated | Built |
| 5 | Class 150 Sprinter | 150121 at Kidderminster.JPG | diesel multiple unit | 75 | 120 | 29× 2 car 9× 3 car | Some Centro services. Dorridge/Shirley/Stratford Upon Avon/Leamington Spa – Worcester/Great Malvern/Hereford. | 1984–1987 |
| 6 | Class 153 Super Sprinter | 153385 at Nottingham.JPG | diesel multiple unit | 75 | 120 | 21 | Lincolnshire and Mid Wales rural services, Stourbridge branch line, Skegness to Crewe & Derby to Matlock and Nottingham to Birmingham New Street/Shrewsbury via Derby | 1987–1988 |
| 7 | Class 156 Super Sprinter | - | diesel multiple unit | 75 | 120 | 20 | Aberystwyth and Chester to Birmingham New Street, Hereford to Birmingham New Street, Birmingham New Street to Leicester, Nottingham, Lincoln Central & Grimsby Town, Nottingham to Worksop, Crewe to Skegness. | 1987–1989 |
| 8 | Class 158 Express Sprinter | 158751 at Westbury.JPG | diesel multiple unit | 90 | 145 | 36 | Norwich to Liverpool, Stansted to Birmingham, Nottingham to Cardiff, Grimsby to Birmingham, Birmingham to Liverpool | 1989–1992 |
| 9 | Class 310 | - | electric multiple unit | 75 | 121 | 10 | Already being withdrawn at privatisation, remained as backup for the newly introduced Class 323. | 1966 |
| 10 | Class 312 | - | electric multiple units | 90 | 145 | 4 | Already being withdrawn at privatisation, remained as backup for the newly introduced Class 323. | 1976 |
| 11 | Class 323 | - | electric multiple units | 90 | 145 | 26 | Cross City Lines | 1992–1993 |

Question: What exactly happened to Class 310 and Class 312 trains?
Answer: Class 310 and Class 312 trains were in the process of withdrawal at privatisation.