Never heard of OE using neverfail bushings. Some higher end units offer wet bolts suspension as optional or standard. Most manufacturers just use dry bolts and plastic bushings.
Nothing you can do to the OE plastic bushings but replace them or upgrade them.
Earl
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2017 Eagle 293RKDS, factory ordered, lots of mods and upgrades. More than I can list.
2018 Ram 3500 crew cab long bed SRW diesel 6spd Aisin 4wd Tradesman.
B&W Ram puck 5th wheel
Line-X premium
Mopar wheel to wheel steps
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