Brake Drum Question

[ANDYS87]

Are brake drums the same size and part number for a 7.5 inch rear end(non-turbo Regal) and the Grand National with posi (8.5 inch rear end)? Help settle a bet.....I say they are the same...my buddy says different!

Thanks

 

[mybuick]

they are the same. look on the rim of the drum it will say 9.560 max dia.