well i finally got around to fixing the ZJ today. I was getting horible squeeling and vibes on the highway. I thought it was something in the t-case so i was dreading pulling the case. Well this is what i found when i pulled the rear shaft today
this is why you dont buy the 10 dollar CTMs versus the 150 dollar ones I pulled one of the caps off and the needle bearings were reduced to a clowd of dust that poured out