Originally Posted by gDMJoe
Typically U-joints don't fail/go-out/drop-the-driveshaft without SOME forwarning noise (usually LONG before the event).
Did you just fail to heed it?
As for the added stress ... (lift assumed) Would suspect pinion angle and mileage were the major contributors.
I'm interested too, seen to many fellow jeepers with lifts and no slip yoke eliminators, over flex and pull the shaft out of the tranny..