I would not recomend greasable. I had one break in the middle where the grease holes are. If origionals came out and are not super rusty in the middle no reason to replace them.
98 uzj100. Factory rear-ARB front locked 4.88's. ARB Bull, Warn 9000, Irbis rear bumper, Slee sliders and belly pan. OME t-bars w/863 rears, HID, XM