AEC 691T

The AEC 691T was a one-off experimental three-axle double deck trolleybus chassis manufactured by AEC. In 1932, the Underground Electric Railways Company of London commissioned AEC to build an extended version of the AEC 663T.[1]

AEC 691T
Body and chassis

It was bodied by the London General Omnibus Company's Chiswick works entering service with London United Tramways in March 1933. It had a front mounted door just behind the front axle, as opposed to a rear platform. It operated demonstration trips in Bournemouth in 1933 and Brighton in 1936.[1]


  1. Lockwood, Stephen (2017). A-Z of British Trolleybuses. Marlborough: Crowood Press. ISBN 9781785002885.
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