what's everyone greasing their hitch with? always just used a smear of Vaseline on the ball but suspect now that I have a pro series WD hitch that calls for grease with each use I should get an oil? L...
I use Valvoline Crimson on my wheel bearings and suspension parts, the ball gets a squirt now and then.
Problem I have with greased balls is they get really dirty. I tend to drive lots of dusty dirt roads and two-tracks, grease makes sure that the dust sticks to everything.