mobileparts said 1963 - 1972 " A " Body used 10 " x 1 3/4 " on their Rears, & 1973 - 1976 " A " Body used 10 " x 2 1/2 " on their Rears.... I have both of them Brand New.... P.M. me , as per forum rules, if interested... Craig...... Click to expand...