they are universal, and you should be able to get them from the same place.

just don't get aluminum shims, they'll break down and rot apart.

I went with 6* shims (RE1468) for my RC 4.5" X series.

With the 4* shims in the axle how much in the front

Irrelevant.

Have to measure the front if you need adjustment.

Here is a good write-up.
https://www.cherokeeforum.com/f46/pr...10/#post760484

Ok. Thank u for the link very helpful ....but what should the angle b