There were four platform bodies (two for the AA131 chassis and two for the AA157 chassis) which rolled off the Ford assembly line during the production of AA trucks as shown in the list below. Each of these four platform bodies could have been provided with various racks or sides as production options. An identification summary of these four platform bodies is shown below.
88-A Platform – AA131 – production start – 2/31(Midland)
185-A Platform – AA157 – 7/30 – 12/30 (unknown supplier)
185-B Platform – AA157 – 1/31 – production end (Midland)
187-A Platform – AA131 – 3/31 – production end (Midland)
Ford Model AA Platform Bodies – Identification Summary