kit fits 12 bolt Chevrolets  65-67 chevelle,67-69 Camaro,68-72 chevy-2 or any 12 bolt rear with 29.56 in. axles 30 spline 7/16 studs already installed(reason why it was not returnable) found out I have a late 67 axle housing so had to get the bigger axle kit has new studs installed ,new axle bearings and axle shaft seals also come with it also,new never installed except to find out they were too short :^(  ,paid $390 Canadian for kit,have bill with it .....$300.00  will ship for cost thanks....