The Sedan is powered by the Continental C-145-2 or Continental O-300-A engine of ; the Franklin 6A4-165-B3 and Franklin 6A4-150-B3, of 165 and , respectively, are also approved for installation [REF].
As it had with many of its other models, Aeronca certified a seaplane version of the Sedan, the model S15AC [REF].