I am trying to figure out how to remove the actual differential, not the whole rear end of a 1999 Chevy Tahoe Posi-Trac. I ha...

Thanks everyone. I think the spreader is the answer to try first. I dont recall ever having to use a spreader before, but those were on much older vehicles so I guess they were not loaded in as tight as these ones. I shall give it a go. As for replacing the whole rear end. I dont have the funds for that. The pinion bearing alone is expensive enough. I'm sure I'll find an expander out there somewhere to rent. Only question is ???? Do I need the expander for re-installation ?? Thanks. Russ, the crazy Canuck..

I just replaced the rear shoes on my 2007 focus. Holy @*%& what a stupid set up for adjusters and spring design. I have never seen such a ridiculous design for the adjuster. A flat plate with a cam and a small spring that would fit in the average wrist watch. The adjusters on both sides look like they had been seized for a few months. There was plenty of shoe left but the brakes would not work do to the adjusters being seized. I put both sides of springs and adjusters in separate small plastic bowls and poured muratic acid on them. Yes I used all precautions, but muratic acid not as dangerous as it sounds. It's the same acid used in PH balancing some swimming pools. Anyhow, after about half hour, I took all parts out with pliers and put them in a large bucket of water to clean acid off. I then procceded to blow the parts off with compressed air till dry. At this point you will see how easy the parts move and how stupid the design is. Don't put the small spring in the acid as it may get lost in the cleaning pr...