I own a 96 blazer, I will go out and measure it as well as the original rear end and see what I come up with. I was reading on here that some people used the blazer rear ends, I guess that's where that idea came from.

if you want, check out my projects here: http://www.hotrodders.com/forum/journal.php?s=&journalid=22733&action=view

Let me know what you think!