From what you write, seems like either a half shaft, or a drive shaft...

If it were a wheel bearing that was nuked, you would feel it in the steering wheel, and when you had it apart, you would be able to see it.

"Does this part need to be in there?"

1996 Dodge 1500 single cab / short bed, 5.9 4x4; 2" lift (springs not blocks), C.A.I and more mods to come.