The Type AC 4 (above left) was launched in 1928 in the Paris Salon as was the six cylinder AC 6 (left) both of which shared similar styling, albeit that the AC 6 had a longer bonnet than its four cylinder sibling.
AC 4 was available in a variety of body styles including Berline Luxe,
Conduite Interieure Luxe, Familiale Luxe, 2 & 4 seat Cabriolet
Decapotable, 2 & 4 seat Faux Cabriolet, Torpťdos and Taxi. The AC 6
was also available as a Coupť de Ville.
1929, both vehicles were modified and renamed C4 and C6 and with a
number of further modifications remained in production until 1932.