High Quality Content by WIKIPEDIA articles! The 1955 Kansas City Athletics season was the 55th season for the franchise in MLB`s American League, and the first in Kansas City after playing the previous 54 in Philadelphia. The team won 63 games -- only the fifth time in 20 years that they won more than 60 games -- and lost 91, finishing sixth in the American League, 33 games behind the AL Champion New York Yankees.