SPECIFICATIONS
| POWER TYPE | Electric |
| BUILDER | British Rail Engineering, Crewe Works |
| WHEEL ARRANGEMENT | Bo-Bo |
| WHEELBASE | 45ft 4.5in |
| DIMENSIONS | L. 63ft 8in/ W. 9ft/ H. 12ft 4in |
| WEIGHT | 84 tonnes |
| WHEEL DIAMETER | 3ft 3.5 in |
| ENGINE | GEC G426AZ |
| TRAIN BRAKES | Air |
| BRAKE FORCE | 45t |
| FUEL CAPACITY | - |
| POWER OUTPUT | 6300/6090hp |
| TRACTIVE EFFORT | 43000lbf |
| MAX SPEED | 140mph |
| BUILT / WITHDRAWN | 1988-91 / 2019 ongoing | No. BUILT | 31 |
SUB CLASSES
| 91/0 | No Modifications, numbered 91001 to 91031 |
| 91/1 | 2001-2002 ..Refurbished by Bombadier, Doncaster ( Adtranz) and renumbered 91101 to 91132 upgrades to the bogies, electrical systems, air compressors, and parking brakes; alterations to the cab layout at the Number 1 end; the replacement of the original gearboxes with newly designed Voith models; and the installation of TPWS and a new air-cooling system. |
RETURN TO LIST OF CLASS TYPES
RETURN TO LIST OF LOCO NUMBERS
LOCOMOTIVES IN CLASS
| REGION OR CLASS |
REGION No. |
1948 No. | 1957 No. | TOPS No. | RENUMBER | STATUS | LOCO FACTS |
|---|---|---|---|---|---|---|---|
| 91/1 | 91001 | 91101 | Commercial | 91001 - 91101 | |||
| 91/1 | 91002 | 91102 | Scrapped | 91002 - 91102 | |||
| 91/1 | 91003 | 91103 | Scrapped | 91003 - 91103 | |||
| 91/1 | 91004 | 91104 | Scrapped | 91004 - 91104 | |||
| 91/1 | 91005 | 91105 | Commercial | 91005 - 91105 | |||
| 91/1 | 91006 | 91106 | Commercial | 91006 - 91106 | |||
| 91/1 | 91007 | 91107 | Commercial | 91007 - 91107 | |||
| 91/1 | 91008 | 91108 | Scrapped | 91008 - 91108 | |||
| 91/1 | 91009 | 91109 | Commercial | 91009 - 91109 | |||
| 91/1 | 91010 | 91110 | Commercial | 91010 - 91110 | |||
| 91/1 | 91011 | 91111 | Commercial | 91011 - 91111 | |||
| 91/1 | 91012 | 91112 | Scrapped | 91012 - 91112 | |||
| 91/1 | 91013 | 91113 | Scrapped | 91013 - 91113 | |||
| 91/1 | 91014 | 91114 | Commercial | 91014 - 91114 | |||
| 91/1 | 91015 | 91115 | Scrapped | 91015 - 91115 | |||
| 91/1 | 91016 | 91116 | Scrapped | 91016 - 91116 | |||
| 91/1 | 91017 | 91117 | Commercial | 91017 - 91117 | |||
| 91/1 | 91018 | 91118 | Scrapped | 91018 - 91118 | |||
| 91/1 | 91019 | 91119 | Commercial | 91019 - 91119 | |||
| 91/1 | 91020 | 91120 | Commercial | 91020 - 91120 | |||
| 91/1 | 91021 | 91121 | Scrapped | 91021 - 91121 | |||
| 91/1 | 91022 | 91122 | Scrapped | 91022 - 91122 | |||
| 91/1 | 91023 | 91132 | Scrapped | 91023 - 91132 | |||
| 91/1 | 91024 | 91124 | Commercial | 91024 - 91124 | |||
| 91/1 | 91025 | 91125 | Scrapped | 91025 - 91125 | |||
| 91/1 | 91026 | 91126 | Scrapped | 91026 - 91126 | |||
| 91/1 | 91027 | 91127 | Commercial | 91027 - 91127 | |||
| 91/1 | 91028 | 91128 | Scrapped | 91028 - 91128 | |||
| 91/1 | 91029 | 91129 | Scrapped | 91029 - 91129 | |||
| 91/1 | 91030 | 91130 | Commercial | 91030 - 91130 | |||
| 91/1 | 91031 | 91131 | Preservation | 91031 - 91131 |