#3396
British Rail Class 122
🇬🇧 United Kingdom ·built by Gloucester Railway Carriage and Wagon Company· from 1958· class of single-car diesel multiple units
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10 photos from Wikimedia Commons · credits & licences
- 1. Diesel Railcar (2799040601) (2): Ben Salter from Wales· CC BY 2.0
- 2. 55006 at Bewdley: Our Phellap· CC BY-SA 3.0
- 3. British Rail Class 122 No. 55012 at Stanhope station - August 2015 - 01: Les Chatfield· CC BY 2.0
- 4. British Rail Class 122 No. 55012 at Stanhope station - August 2015 - 02: Les Chatfield· CC BY 2.0
- 5. Class 122 DMU 55006 and 47192 at Wirksworth on The Ecclesbourne Valley Railway 200924: The Basingstoker· CC BY-SA 2.0
- 6. Class 122 Weardale Railway: Lner12345· CC BY-SA 4.0
- 7. Ruston 0-4-0DE Shunter "Lesley" keeps company with 55020 and 55034 Class 122 units at Aylesbury depot 090814: kitmasterbloke· CC BY 2.0
- 8. Weardale Railway Class 122 at Bishop Auckland West station. 04 07 2018: User.who.is.anonymous· CC BY-SA 4.0
- 9. Weardale Railway Class 122 at Stahope station. 04 07 2018: User.who.is.anonymous· CC BY-SA 4.0
- 10. 11.02.84 Stourbridge Town 55003 (12331518323): Phil Richards from London, UK· CC BY-SA 2.0
what is it?
The British Rail Class 122 diesel mechanical multiple units were built by Gloucester RC&W in 1958. Twenty single-car, double-ended driving motor vehicles, nicknamed "Bubble Cars", were built, numbered 55000–55019. These were supplemented by nine single-ended trailer vehicles, numbered 56291–56299 (some of which were later renumbered into the 54291–54299 block).
who runs it
base stats
Bars compare against all trains: 600 km/h (maglev), 1,700 seats; power, weight and number built on a log scale up to 20 MW, 1,000 t and 20,000 built.
fun facts
- First built 68 years ago, in 1958.
- Served for 37 years (1958–1995).
multiple unit: A self-propelled train: motors are spread under the passenger cars, so no separate locomotive.
spec sheet
- built
- 1958
- in service from
- 1958
- retired
- 1995
- status
- retired
- number built
- 20
- kind
- multiple unit
- traction
- diesel
- origin
- 🇬🇧 United Kingdom
- builders
- Gloucester Railway Carriage and Wagon Company
- operators
- British Rail, London Midland Region of British Railways, Scottish Region of British Railways
- top speed
- —
- power
- —
- formation
- Single car
From the Wikipedia infobox and Wikidata. Blank means the sources don't say.
Sources: Wikidata Q4970722, Wikipedia: British Rail Class 122 (CC BY-SA 4.0).Updated 2026-10-25.