: rear axle 1964

02-06-07, 03:48 AM
What model is a rear axle on a 1964 cad???
is it a 10 bolt gm?? 8.5 or 8.2??
I want to change my gear ratio and I hope to find a 70īs or 80īs car where I can get a rear end ger from.
I have 3.31:1 now and I want 2.56:1 or something like that!