List of British Rail diesel multiple unit classes

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This is a list of British Rail diesel multiple-unit train classes.

For a historical overview of diesel multiple-unit train development in Great Britain, see British railcars and diesel multiple units.

Pre-nationalisation designs[edit]

Early BR DMUs (79xxx series)[edit]

Manufacturer Engines (per motor car) Transmission Type Image
BR Derby 'Lightweight' 2 x Leyland 125 bhp (93 kW) or 2 x AEC 150 bhp (112 kW) hydraulic (2 car) or mechanical (single car) low density Derby Lightweight Single Unit 79900.jpg
Metro-Cammell 'Lightweight' 2 x AEC 150 bhp (112 kW) mechanical low density Class 101s at Duffield.jpg
AC Cars Railbuses 1 x AEC 150 bhp (112 kW) mechanical railbus W79978 at Colne Valley Railway.jpg
Bristol-ECW Railbuses 1 x Gardner 112 bhp (84 kW) mechanical railbus [1]
Park Royal Railbuses 1 x AEC 150 bhp (112 kW) mechanical railbus [2]
Waggon und Maschinenbau Railbuses 1 x Buessing 150 bhp (112 kW) mechanical railbus Railbus 79964 at York Railfest.JPG
Wickham Railbuses 1 x Meadows 105 bhp (78 kW) mechanical railbus Leeds Middleton railway - geograph.org.uk - 1018379.jpg

First generation[edit]

TOPS classes

Class Manufacturer Engines (per motor car) Transmission Type Image
Class 100 Gloucester RC&W 2 x AEC 150 bhp (112 kW) mechanical low density BR Class 100.jpg
Class 101 Metro-Cammell 2 x AEC 150 bhp (112 kW) mechanical low density Class 101s at Duffield.jpg
Class 102 Metro-Cammell 2 x Leyland 150 bhp (112 kW) mechanical low density 101679 at Marple.jpg
Class 103 Park Royal 2 x AEC 150 bhp (112 kW) mechanical low density [3]
Class 104 Birmingham RC&W 2 x Leyland 150 bhp (112 kW) mechanical low density 50517 and 50455 at Bewdley.JPG
Class 105 Cravens 2 x AEC 150 bhp (112 kW) mechanical low density BR Class 105 E51282 and E56461 Longsight.jpg
Class 106 Cravens 2 x Leyland 150 bhp (112 kW) mechanical low density
Class 107 BR Derby 'Heavyweight' 2 x AEC 150 bhp (112 kW) mechanical low density Class 107 in Largs (April 1984).jpg
Class 108 BR Derby 'Lightweight' 2 x Leyland 150 bhp (112 kW) mechanical low density 56208 and 51935 at Bewdley.JPG
Class 109 Wickham 2 x Leyland 150 bhp (112 kW) mechanical low density BR Class 109 Llangollen.jpg
Class 110 Birmingham RC&W 'Calder Valley' 2 x Rolls-Royce C6NFLH 180 bhp (134 kW) mechanical low density BR Class 110 3-car.jpg
Class 111 Metro-Cammell 2 x Rolls-Royce C6NFLH 180 bhp (134 kW) mechanical low density British Rail Class 111 at Skipton.jpg
Class 112 Cravens 1 x Rolls-Royce C8NFLH 238 bhp (177 kW) mechanical low density Bromley Cross railway station in 1978.jpg
Class 113 Cravens 1 x Rolls-Royce C8NFLH 238 bhp (177 kW) hydraulic low density [4]
Class 114 BR Derby 'Heavyweight' 2 x Leyland 150 bhp (112 kW) mechanical low density 56006 at Kidderminster.JPG
Class 115 BR Derby 'Suburban' 2 x Albion 230 bhp (172 kW) mechanical high density Norton Fitzwarren 51859 August 2009.jpg
Class 116 BR Derby 'Suburban' 2 x Leyland 150 bhp (112 kW) mechanical high density Set T326 (51131 and 51321) at Arley.JPG
Class 117 Pressed Steel 'Suburban' 2 x Leyland 150 bhp (112 kW) mechanical high density Rail-class-117-51402-amoswolfe.jpg
Class 118 Birmingham RC&W 'Suburban' 2 x Leyland 150 bhp (112 kW) mechanical high density Set T326 (51131 and 51321) at Arley.JPG
Class 119 Gloucester RC&W 'Cross-Country' 2 x Leyland 180 bhp (134 kW) mechanical cross country British Rail Class 119 DMBC W51073
Class 120 BR Swindon 'Cross-Country' 2 x AEC 150 bhp (112 kW) mechanical cross country Class 120 at Leaton
Class 121 Pressed Steel 'Bubble Car' 2 x AEC 150 bhp (112 kW) mechanical high density 121020 at Bewdley.JPG
Class 122 Gloucester RC&W 'Bubble Car' 2 x AEC 150 bhp (112 kW) mechanical high density 55006 at Bewdley.JPG
Class 123 BR Swindon 'Intercity' 2 x Albion 230 bhp (172 kW) mechanical intercity Mixed 4 car DMU Class 123 124 at Manchester Piccadilly.jpg
Class 124 BR Swindon 'Trans-Pennine' 2 x Albion 230 bhp (172 kW) mechanical intercity Trans-Pennine DMU at Liverpool Lime Street station - geograph.org.uk - 1012305.jpg
Class 125 BR Derby 'Lea Valley' 2 x Rolls-Royce C8NFLH 238 bhp (177 kW) hydraulic high density [5]
Class 126 BR Swindon 'Intercity' 2 x AEC 150 bhp (112 kW) mechanical intercity Glasgow Central Cravens split code end Class 126 and Class 107.jpg
Class 127 BR Derby 'Bed-Pan' 2 x Rolls-Royce C8NFLH 238 bhp (177 kW) hydraulic high density 55976 at Bewdley.JPG
Class 128 Gloucester RC&W 'Parcels' 2 x Albion 230 bhp (172 kW) mechanical parcels British Rail Class 128 train 55993.jpg
Class 129 Cravens 'Parcels' 2 x Leyland 150 bhp (112 kW) mechanical parcels [6]
Class 130 Parcels conversion from Class 116 2 x Leyland 150 bhp (112 kW) mechanical parcels [7]
Class 131 Parcels conversion from Class 122 2 x AEC 150 bhp (112 kW) mechanical parcels [8]

Second generation[edit]

Lightweight railcars[edit]

Class Manufacturer Date Built Number Built Withdrawn Image
Class 139 Parry People Movers 2008 2 x single cars still in use Parry People Mover 139 002 leaving Stourbridge Town Railway Station - geograph.org.uk - 1376879.jpg

Pacers[edit]

Class Manufacturer Date Built Number Built Withdrawn Image
Leyland Railbus
Prototypes
BREL-Leyland 1978-84 4 x single cars 1980s Lev1nnr.jpg
Class 140 BREL-Leyland 1980 1 x 2-car set 1981 British Rail class 140.jpg
Class 141 BREL-Leyland 1984 20 x 2-car sets 1997-2005 141108 at Colne Valley Railway.jpg
Class 142 BREL-Leyland 1985-87 96 x 2-car sets still in use (to be withdrawn by 2019) ATW-142002-CardiffCentral-01.jpg
Class 143 Barclay-Alexander 1985-86 25 x 2-car sets still in use (to be withdrawn by 2019 unless the units receive an extensive refurbishment) ATW-143605-CardiffCentral-01.jpg
Class 144 BREL-Alexander 1986-87 13 x 2-car and 10 x 3-car sets still in use (to be withdrawn by 2019 unless the units receive an extensive refurbishment) Northern-144023-01.jpg

Sprinters[edit]

Class Manufacturer Date Built Number Built Withdrawn Image
Class 150 BREL Sprinter 1984-87 135 x 2-car and 2 x 3-car sets still in use 150014 Birmingham MS 2007.jpg
Class 151 Metro-Cammell prototypes 1985 2 x 3-car units 1989 151001 Matlock.jpg
Class 152 Proposed single car conversion of Class 156[1] Never built 0 Never Built
Class 153 BREL-Leyland Super-Sprinter
(rebuilt from Class 155)
1991-92 70 single cars still in use 153atBetws.JPEG
Class 154 BREL Sprinter 1985 3 car unit converted from class 150 Converted back to class 150 154001 Manton.jpg
Class 155 BREL-Leyland Super-Sprinter 1987-88[2] 42 x 2-car sets,
7 still in original form
still in use Northern - 155346
Class 156 Metro-Cammell Super-Sprinter 1987-89[3] 114 x 2-car sets[3] still in use 156419 at Sudbury 1.jpg
Class 157 Proposed Strathclyde PTE Sprinter Never Built 0 Never Built
Class 158 BREL Express 1989-92 165 x 2-car and 17 x 3-car sets still in use 158952 at Newport.jpg
Class 159 BREL Express 1992-93 22 x 3-car sets still in use 159005 SWT Bristol Temple Meads 2005-06-28.jpg

Turbos[edit]

Networker[edit]

Class Manufacturer Date Built Number Built Image
Class 165 BREL Network Turbo 1990-92 48 x 2-car and 28 x 3-car sets 165117 at Royal Oak 13-4-07.jpg
Class 166 BREL Network Express Turbo 1992-93 21 x 3-car sets 166217 at Old Oak Common.jpg

Turbostar[edit]

Class Manufacturer Date Built Number Built Image
Class 168 Adtranz/Bombardier Clubman 1998–2004 9 x 3-car and 10 x 4-car sets Chiltern train at Kidderminster.jpg
Class 170 Adtranz/Bombardier Turbostar 1998–2005 44 x 2-car and 89 x 3-car sets (to date) 170206 at Marks Tey.jpg
Class 171 Bombardier Turbostar 2003-2004 9 x 2-car and 6 x 4-car sets 171802 at York Railfest
Class 172 Bombardier Turbostar 2010-2011 24 x 2-car and 15 x 3-car Overground-Class172-Gospel-Oak.jpg

Coradias[edit]

Class Manufacturer Date Built Number Built Image
Class 175 Alstom Coradia 1000 1999–2001 11 x 2-car and 16 x 3-car sets BR Class 175 at Llandudno Junction.jpg
Class 180 Alstom Coradia Adelante 2000–2001 14 x 5-car sets Zephyr Class 180 180112 A A KGX.JPG

Desiro[edit]

Class Manufacturer Date Built Number Built Image
Class 185 Siemens Desiro UK 2005-06 51 x 3-car sets Tpenewclass185.jpg

Diesel-electric multiple units (DEMUs)[edit]

Southern Region DEMUs[edit]

Class SR code Built Quantity (sets) Withdrawn Image
Class 201 6S 1957-58 7 x 6-car sets 1986 Hastings set 1004.jpg
Class 202 6L 1957-58 9 x 6-car sets 1986-87 The Hampshire Hog Railtour. - geograph.org.uk - 649111.jpg
Class 203 6B 1958 7 x 6-car sets 1990 [9]
Class 204 2H/3T 1979 (formed using class 205 and 206 cars) 4 x 3-car sets 1980s Class 204 DEMU.jpg
Class 205 2H/3H 1957-62 4 x 2-car and 29 x 3-car sets 1992–2004 205032 at London Bridge
Class 206 3R 1964 6 x 3-car sets (formed using class 201 and 416 cars) 1979 Tadpole unit at guildford.jpg
Class 207 3D 1962 19 x 3-car sets 1990–2004 207203 arriving at London Bridge
Class 210 1981 1 x 3-car and 1 x 4-car set 210001 at Reading for a service to Didcot

Voyager-style express DEMUs[edit]

Class Manufacturer Date Built Number Built Image
Class 220 Bombardier Voyager 2000-01 34 x 4-car sets CrossCountry Class 220.jpg
Class 221 Bombardier Super Voyager 2001-02 4 x 4-car and 40 x 5-car sets 221113 at Glasgow
Class 222 Bombardier Meridian/Pioneer 2003–05 4 x 4-car, 17 x 5-car and 6 x 7-car sets 222017 EMT livery.jpg

High-speed trains[edit]

Class Manufacturer Information Date Built Number Built Withdrawn Image
Class 251/261 Metro-Cammell Blue Pullman 1959-60 2 x 6-car
3 x 8-car
1973 Blue pullman 60099 - swansea - aug 1967.jpg
Class 252 BREL Prototype HST 1972 1 x 10-car plus 2 spare coaches 1980s 252001 - weston s mare - 1975.jpg
Class 253 & 254 BREL HST / InterCity 125 (driving motors reclassified as Class 43 and trailers as Mk.3 hauled stock) 1976–1982 58 x 9-car (253)
36 x 10-car (254)
still in use Dawlish Warren 1970s - 5.jpg
Class 255 BREL HST Challenger Never built 0 Never built
Class 800 Hitachi Electro-diesel units designed with both pantograph for OHLE use and internal diesel powerplant for non-electrified lines 2016-2019 (planned) 13 x 9-car
46 x 5-car
Building

See also[edit]

References[edit]

  1. ^ The all-time guide to the UK Traction Classification System Part 3: Diesel Multiple Units - the Railway Centre
  2. ^ Class 155 Super Sprinters
  3. ^ a b Fleet Survey - 156 Super-Sprinter

External links[edit]