8 3/4 rear with 741 center, spring purchases measure 44 inches on center, MP chassis manual says it fits 62 to 70 "B" body. $200.00 OBO, located in Owego, NY zip 13827. Come pick it up I beleave gear ratio is 2.76 open, brakes were 11 by 2, 5 on 41/2 BC
