Sure Grip Help

Don't quote me on this, lol, but I believe they can be used in any case.

There is however a difference in the bearing. I believe the outer race is the same diameter throughout.

I believe I heard that as well. An 8 3/4 sure grip can go into any one of the three cases

http://www.forbbodiesonly.com/mopar...ler-8-3-4-quot-Rear-Axle-amp-Swap-Information