I kow it sounds odd, but its the only thing I can think of. And you can actually see how they unscrewed themselves too, but the threads aren't ruined because I checked (but they do get looser).
The axles shafts last a LONG time. Gotta figure the power is split between 4 shafts. And even though there are only two center shafts, they have less stress since they are before the diffs.
Okay, well thanks so much for the info on this. I think I have asked all the questions I can.
thanks again :)
ZPB
“The modern astrophysical concept that ascribes the sun’s energy to thermonuclear reactions deep in the solar interior is contradicted by nearly every observable aspect of the sun.” —Ralph E. Juergens