British Rail diesel multiple unit classes

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-nationalization designs==
*GWR railcars
*LMS railcars
==First Generation==
===Early BR DMUs (79xxx series)===
Manufacturer 	Engines (per motor car) 	Transmission 	Type 	Built 	Quantity (sets)	Withdrawn	Notes 	Image	Scrapped
BR Derby 'Lightweight' 	2 × Leyland 125 bhp (93 kW) or 2 × AEC 150 bhp (112 kW)	hydraulic (2 car) or mechanical (single car)	low density	1954-1959	217 vehicles 	1967-1969	7 vehicles survived in departmental stock until 1977-1994 	 	215
Metro-Cammell 'Lightweight' 	2 × AEC 150 bhp (112 kW) 	mechanical 	low density	1955-1956	36 sets 	1967-1969	79047 + 79053 survived in departmental stock until 1981. 	 	All
AC Cars Railbuses 	1 × AEC 150 bhp (112 kW) 	mechanical 	railbus 	1958 	5 	1968 	 	 	3 (1 in preservation)
Bristol-ECW Railbuses 	1 × Gardner 112 bhp (84 kW) 	mechanical 	railbus 	1958 	2 	1966 	 	 	All
Park Royal Railbuses 	1 × AEC 150 bhp (112 kW) 	mechanical 	railbus 	1958 	5 	1966-1968	 	 	All
Waggon and Maschinenbau Railbuses	1 × Büssing 150 bhp (112 kW) 	mechanical 	railbus 	1958 	5 	1966-1967	 	100px	1
Wickham Railbuses 	1 × Meadows 105 bhp (78 kW) 	mechanical 	railbus 	1958 	6 	1966 	Elliot Track Recorder survived in departmental use until 1997	 	5
===TOPS classes===
Class 	Manufacturer 	Engines (per motor car) 	Transmission	Type 	Built 	Quantity (sets) 	Withdrawn	Notes 	Image	Scrapped
Class 100	Gloucester RC&W 	2 × AEC 150 bhp (112 kW) 	mechanical 	low density 	1957–1958 	40 sets (80 cars) 	1969–1988	56315 used by Fisons as a Weedkiller Vehicle until 1988 	 	About 79 (3 in preservation)
Class 101	Metro-Cammell 	2 × AEC 150 bhp (112 kW) 	mechanical 	low density 	1956–1960 	527 sets 	1957 (1)
1978–2003	2 survived in departmental stock until 2009–2012 	 	About 502 (9 in preservation)
Class 102	Metro-Cammell 	2 × Leyland 150 bhp (112 kW) 	mechanical 	low density 	1956–1960 	106 sets 	1957 (1)
1978–2003	2 survived in departmental stock until 2009–2012 	 	About 502 (9 in preservation)
Class 103	Park Royal 	2 × AEC 150 bhp (112 kW) 	mechanical 	low density 	1957 	20 sets (40 cars) 	1972–1983	3 vehicles survived in departmental stock until 1985-1990 	 	About 19 (3 in preservation)
Class 104	Birmingham RC&W 	2 × Leyland 150 bhp (112 kW) 	mechanical 	low density 	1957–1959 	302 cars 	1980–1995	 	100px	About 63
Class 105	Cravens 	2 × AEC 150 bhp (112 kW) 	mechanical 	low density 	1956–1959 	302 cars 	1976–1988	6 vehicles survived in departmental stock until 1989–1990. 	 	About 300
Class 106	Cravens 	2 × Leyland 150 bhp (112 kW) 	mechanical 	low density 	1956–1959 	302 cars 	1976–1988	6 vehicles survived in departmental stock until 1989–1990. 	 	About 300
Class 107	BR Derby 'Heavyweight' 	2 × AEC 150 bhp (112 kW) 	mechanical 	low density 	1960 	26 sets (78 cars) 	1973 (1)
1983–1992	6 vehicles survived in sandite use until 1995 	 	About 19 sets (66 cars)
Class 108	BR Derby 'Heavyweight' 	2 × Leyland 150 bhp (112 kW) 	mechanical 	low density 	1958–1961 	333 cars 	1964 (1)
1974 (1)
1990–1993	 	100px	About 138
Class 109	D Wickham & Co 	2 × Leyland 150 bhp (112 kW) 	mechanical 	low density 	1957–1958 	5 sets 	1971 	 	 	4
Class 110	Birmingham RC&W 'Calder Valley' 	2 × Rolls-Royce C6NFLH 180 bhp (134 kW)	mechanical 	low density 	1961–1962 	30 sets 	1963 (3)
1971–1972 (3)
1983 (3)
1986–1991	 	 	About 28 sets (85 vehicles)
Class 111	Metro-Cammell 	2 × Rolls-Royce C6NFLH 180 bhp (134 kW)	mechanical 	low density 	1957–1960 	23 train sets 	1989 	Last unpowered car went in 2000 	 	About 23 (50 vehicles)
Class 112	Cravens 	1 × Rolls-Royce C8NFLH 238 bhp (177 kW)	mechanical 	low density 	1959–1960 	25 sets (50 cars) 	1968–1969	 	 	All
Class 113	Cravens 	1 × Rolls-Royce C8NFLH 238 bhp (177 kW)	hydraulic 	low density 	1959–1960 	25 sets (50 cars) 	1968–1969	 	 	All
Class 114	BR Derby 'Heavyweight' 	2 × Leyland 230 bhp (172 kW) 	mechanical 	low density 	1956–1957 (entered service 1960)	50 sets (100 cars) 	1962 (1)
1965 (1)
1967 (prototype)
1970–1971 (6)
1984 (2)
1986–1992	54904 and 55929 survived as an ATP Test Unit (ADB 977775/6) until 2004. 	100px	About 48 sets (95 vehicles)
Class 115	BR Derby 'Suburban' 	2 × Albion 230 bhp (172 kW) 	mechanical 	high density 	1960 	41 four-car sets 	1991–1994	 	 	About 30 sets (149 vehicles; 3 in preservation)
Class 116	BR Derby 'Suburban' 	2 × Leyland 150 bhp (112 kW) 	mechanical 	high density 	1957–1961 	310 cars 	1961 (1)
1983 (32)
1987–1995	2 converted to Class 130 	 	About (304 vehicles; 5 in preservation)
Class 117	Pressed Steel 'Suburban' 	2 × Leyland 150 bhp (112 kW) 	mechanical 	high density 	1959–1961 	123 cars 	1993–2000	 	 	30
Class 118	Birmingham RC&W 'Suburban' 	2 × Leyland 150 bhp (112 kW) 	mechanical 	high density 	1960 	15 sets (45 cars) 	1994 	 	100px	About 14 sets (44 cars)
Class 119	Gloucester RC&W 'Cross-Country' 	2 × Leyland 150 bhp (112 kW) 	mechanical 	cross country	1958 	84 cars 	1992–1995	 	 	About 28 sets (81 cars)
Class 120	BR Swindon 'Cross-Country' 	2 × AEC 150 bhp (112 kW) 	mechanical 	cross country	1958 	194 cars 	1989 	 	 	About 64 sets (193 cars)
Class 121	Pressed Steel 'Bubble Car' 	2 × AEC 150 bhp (112 kW) 	mechanical 	high density 	1960–1961 	26 	1978 (2)
1991–2017	Last first-generation DMU in service, 55022 still in departmental use 	100px	12 (2 in preservation)
Class 122	Gloucester RC&W 'Bubble Car' 	2 × AEC 150 bhp (112 kW) 	mechanical 	high density 	1959 	29 	1979–1995	4 survived in departmental stock until 1998–2011. 	100px	8
Class 123	BR Swindon 'Intercity' 	2 × Albion 230 bhp (172 kW) 	mechanical 	intercity 	1963 	40 (Ten 4-car units) 	1984 	Buffets withdrawn in 1970 and a DMBS and DMSK withdrawn in 1977 and 1979 respectively.	 	All
Class 124	BR Swindon 'Trans-Pennine' 	2 × Albion 230 bhp (172 kW) 	mechanical 	intercity 	1960 	Eight 6-car sets, plus 3 spare cars	1972 (3)
1975
1979–1984	 	 	All
Class 125	BR Derby 'Lea Valley' 	2 × Rolls-Royce C8NFLH 238 bhp (177 kW)	hydraulic 	high density 	1958 	20 three-car sets 	1971 (1)
1976–1977	59458/66 survived as fire test vehicles 975993/4 until 1986–1988. 	 	All
Class 126	BR Swindon 'Intercity' 	2 × AEC 150 bhp (112 kW) 	mechanical 	intercity 	1959 	22 	1970 (1)
1973 (3)
1979–1982	 	 	About 21 (62 cars; 3 in preservation)
Class 127	BR Derby 'Bed-Pan' 	2 × Rolls-Royce C8NFLH 238 bhp (177 kW)	hydraulic 	high density 	1959 	30 sets (120 vehicles) 	1964 (1)
1966 (1)
1968 (1)
1972 (1)
1975–1977 (8)
1982–1993	22 rebuilt in 1985 	100px	About 27 vehicles (112 vehicles; 3 in preservation)
Class 128	Gloucester RC&W 'Parcels' 	2 × Albion 230 bhp (172 kW) 	mechanical 	parcels 	1959–1960 	10 	1971 (1)
1979–1980 (2)
1982 (2)
1990	 	 	All
Class 129	Cravens 'Parcels' 	2 × Leyland 150 bhp (112 kW) 	mechanical 	parcels 	1955 (entered service 1958) 	3 	1972–1973	M55997 survived in departmental stock until 1986 	 	All
Class 130	Parcels conversion from Class 116	2 × Leyland 150 bhp (112 kW) 	mechanical 	parcels 	1957–1961
(converted 1969) 	2 	1972 	Parcels conversion from Class 116 	 	All
Class 131	Parcels conversion from Class 122	2 × AEC 150 bhp (112 kW) 	mechanical 	parcels 	1959
(converted 1966, 1969 and 1971)	3 	1976 	Parcels conversion from Class 122 	 	All
==Second generation==
===Lightweight railcars===
Class 	Manufacturer 	Date Built	Number Built 	Withdrawn 	Image
Class 139	Parry People Movers	2008 	2 × single cars	still in use	
===Pacers===
Class 	Manufacturer 	Date Built	Number Built 	Withdrawn 	Image	Scrapped
Leyland Prototypes	BREL-Leyland 	1978-84 	4 × single cars 	1978-1997 	 	None
Class 140 	BREL-Leyland 	1980 	1 × 2-car set 	1981 	 	None
Class 141 	BREL-Leyland 	1984 	20 × 2-car sets 	Britain 1997, Iran 2005	 	4 (2 in preservation)
Class 142 	BREL-Leyland 	1985-87 	96 × 2-car sets 	2019–2021 	100px	52
Class 143 	Barclay-Alexander	1985-86 	25 × 2-car sets 	2020 	100px	5
Class 144 	BREL-Alexander 	1986-87 	13 × 2-car and 10 × 3-car sets	2020 	 	1
===Sprinters===
Class 	Manufacturer 	Date Built 	Number Built 	Withdrawn 	Image	Scrapped
Class 150Sprinter 	BREL 	1984–7 	135 × 2-car and 2 × 3-car sets 	Still in use 	100px	1
Class 151 	Metro-Cammell	1985 	2 × 3-car units 	1989 	 	Both
Class 152 	N/A 	Never built 	Proposed single car conversion of Class 156	Never built 	 	Never built
Class 153Super Sprinter 	BREL-Leyland 	1991–2 	70 × single cars (Converted from Class 155)	Still in use 	100px	None
Class 154 	BREL 	1985 	1 × 3 car unit converted from Class 150 	Converted back to Class 150	 	None
Class 155Super Sprinter 	BREL-Leyland 	1987–8 	42 × 2-car sets
7 × 2-car sets still in original form	Still in use 	 	None
Class 156Super Sprinter 	Metro-Cammell	1987–9 	114 × 2-car sets 	Still in use 	100px	None
Class 157Strathclyde Sprinter	N/A 	Never built 	Proposed Strathclyde PTE Sprinter 	Never built 	 	Never built
Class 158Express Sprinter 	BREL 	1989–92	165 × 2-car and 17 × 3-car sets 	Still in use 	100px	None
Class 159South Western Turbo 	BREL 	1992–3 	22 × 3-car sets 	Still in use 	100px	None
===Turbos===
====Networker====
Class 	Manufacturer 	Date Built 	Number Built 	Image	Scrapped
Class 165Networker Turbo 	BREL/ABB York	1990–2	49 × 2-car, 26 × 3-car sets and 1 x 4 car set	100px	1
Class 166Networker Turbo Express	BREL/ABB York	1992–3	21 × 3-car sets 	100px	None
====Turbostar====
Class 	Manufacturer 	Date Built 	Number Built 	Image
Class 168Clubman 	Adtranz/Bombardier, Derby	1998–2004	9 × 3-car and 10 × 4-car sets 	
Class 170Turbostar	Adtranz/Bombardier, Derby	1998–2005	44 × 2-car and 89 × 3-car sets	
Class 171Turbostar	Bombardier, Derby 	2003–04 	9 × 2-car and 6 × 4-car sets 	171805 at York Uckfield
Class 172Turbostar	Bombardier, Derby 	2010–11 	24 × 2-car and 15 × 3-car 	100px
===Coradias===
Class 	Manufacturer 	Date Built 	Number Built 	Image
Class 175Coradia 	Alstom, Washwood Heath	1999–2001	11 × 2-car and 16 × 3-car sets 	100px
Class 180Adelante	Alstom, Washwood Heath	2000–01 	13 x 5-car sets and 1 x 4-car set (180 110)	
===Desiro===
Class 	Manufacturer	Date Built 	Number Built 	Image
Class 185 Desiro	Siemens 	2005–06	51 × 3-car sets	100px
===Civity===
Class 	Manufacturer	Date Built 	Number Built	Image
Class 195 Civity	CAF 	2017–20	25 × 2-car sets
33 × 3-car sets	100px
Class 196 Civity	CAF 	2019– 	12 x 2-car sets
14 x 4-car sets	
Class 197 Civity	CAF 	2021– 	51 x 2-car sets
26 x 3-car sets	
==Diesel-electric multiple units (DEMUs)==
===Southern Region DEMUs===
Class 	SR code	Built 	Quantity (sets) 	Withdrawn	Image	Scrapped
Class 201	6S 	1957-58	7 × 6-car sets 	1986 	100px	About 5
Class 202	6L 	1957-58	9 × 6-car sets 	1986 	 	About 8 (46 cars)
Class 203	6B 	1958 	7 × 6-car sets 	1990 	100px	5
Class 204	2H/3T 	1957 	4 × 3-car sets
(formed using Class 205 and 206 cars)	1987 	 	About 3 (19 vehicles)
Class 205	2H/3H 	1957-62	4 × 2-car and 29 × 3-car sets	1992–2004	100px	About 21
Class 206	3R 	1964 	6 × 3-car sets
(formed using Class 201 and 416 cars)	1979 	 	All
Class 207	3D 	1962 	19 × 3-car sets 	1990–2004	 	About 16
===Second Generation===
Class 	Manufacturer 	Date Built	Number Built 	Withdrawn 	Notes 	Image	Scrapped
Class 210 	BREL, Derby 	1982 	1 × 3-car and 1 × 4-car set	1987 	mostly scrapped, with 1 carriage preserved and 2 carriages converted to Class 455	 	4 carriages
Class 230D-Train	Metro-Cammell (original builders)
Vivarail (conversion)	2015
(prototype)	1 × 3-car set (prototype)
3 × 2-car
5 × 3-car	still in use	Converted from former London Underground D78 Stock 	 	None
Class 231FLIRT 	Stadler 	TBC 	11 × 4-car sets 	 	 	100px	None
Class 769Flex 	BREL, YorkBrush Traction (conversion)	2017 	35 × 4-car sets 	still in use	Converted from British Rail Class 319 EMUs 	 	None
===Voyager-style express DEMUs===
Class 	Manufacturer 	Date Built	Number Built 	Image
Class 220Voyager 	Bombardier, Bruges, Belgium	2000-01 	34 × 4-car sets 	
Class 221Super Voyager 	Bombardier, Bruges, Belgium	2001-02 	4 × 4-car and 40 × 5-car sets 	
Class 222Meridian/Pioneer	Bombardier, Bruges, Belgium	2003–05 	4 × 4-car, 7 × 9-car and 17 × 5-car sets	
===High-speed trains===
Class 	Manufacturer 	Information 	Date Built 	Number Built 	Withdrawn 	Image	Scrapped
Class 251	Metro-Cammell 	Blue Pullman 	1959-1960 	2 × 6-car
3 × 8-car 	1973 	 	All
Class 252	BREL 	Prototype HST 	1972 	1 × 10-car plus 2 spare coaches	1982 	 	2 vehicles
Class 253	BREL 	HST 	1975–1982 	58 × 9-car 	still in use 	 	4
Class 254	BREL 	HST 	1975–1982 	36 × 10-car 	still in use 	 	4
Class 255	BREL 	HST Challenger 	2002 (planned refurbishment)	14 (planned) 	Never built 	 	Never built
Class 800	Hitachi Kudamatsu &
Newton Aycliffe	Electro-diesel units designed with both pantograph for OHLE use and internal diesel powerplant for non-electrified lines	2014-2019 	46 × 5-car
13 × 9-car 	still in use 	 	None
Class 802	Hitachi Kudamatsu &
Pistoia	Electro-diesel units designed with both pantograph for OHLE use and internal diesel powerplant for non-electrified lines	2017-2020 	27 x 5-car
7 x 9-car 	still in use 	120px	None
Class 805	Hitachi Newton Aycliffe	Electro-diesel units designed with both pantograph for OHLE use and internal diesel powerplant for non-electrified lines	TBC 	13 x 5-car 	Not In service Yet	 	None
Class 810	Hitachi Newton Aycliffe	Electro-diesel units designed with both pantograph for OHLE use and internal diesel powerplant for non-electrified lines	TBC 	33 × 5-car 	Not In service Yet	 	None
==See also==
*List of British Rail electric multiple unit classes
*British Rail locomotive and multiple unit numbering and classification
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Category:Diesel trainsets
Category:British Rail diesel locomotives
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Category:British Rail locomotives
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