2nd Gen Ram Tech1994-2001 Rams: This section is for TECHNICAL discussions only, that involve the 1994 through 2001 Rams. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.
Take the drive shaft out. Once its out, most likely the center bearing won't just slide off so you may have to hammer the **** out of it. Maybe even use a little heat. I never changed one in a pickup but have done them in a big rig. I figure it should pretty much be the same concept.