A number of different automobiles were marketed under the Austin A40 name by Austin between 1947 and 1967.
Austin's naming scheme at that time derived from the approximate engine output, in horsepower. Therefore, the models were also given names, originally based on counties of England.
The following vehicles were sold under the Austin A40 name: 1947–50 Austin A40 Dorset 2-door saloon 1947–52 Austin A40 Devon 4-door saloon 1947–56 Austin A40 Countryman 2-door estate car 1947–56 Austin A40 Van 2-door panel van 1947–56 Austin A40 Pick-up 2-door pick-up truck 1948–5? Austin A40 Tourer 2-door, four passenger tourer built in Australia 19??–19?? Austin A40 Coupe Utility 2-door coupe utility, produced in Australia 1950–53 Austin A40 Sports 2-door, four passenger convertible with twin-carburettors and aluminium bodyshell 1952–54 Austin A40 Somerset 4-door saloon and 2-door convertible 1954–56 Austin A40 Cambridge 4-door saloon 1958–67 Austin A40 Farina 2-door saloon and 2-door hatchback