Rear end Swap

The article also says the widths are the same through 1970. Axle Flange to flange width on a 68-70 is wider than the 66-67 axle. Spring pads are the same width apart.

Only want to advise you to measure the wheel you want to use since the article doesn’t say what axle they actually used.

I’m using a 67 b body 8 3/4 in a 72 duster. Duster wheel wells are larger but it fits better than the a body unit. I also have the 68-70 axle in my 71 and it needs the negative offset wheels.