The British Rail Class 122 diesel mechanical multiple units were built by Gloucester RC&W in 1958. Twenty single-car driving motor vehicles called Bubble Cars were built numbered 55000–55019. These were supplemented by nine trailer vehicles numbered 56291–56299 (some of which were later renumbered into the 54291–54299 block).
This page contains content from the copyrighted Wikipedia article "British Rail Class 122"; that content is used under the GNU Free Documentation License (GFDL). You may redistribute it, verbatim or modified, providing that you comply with the terms of the GFDL.