wheel bearings

Before heading out on a short trip, a friend was checking the tail lights and noticed when the trailer was moving and as I applied the brakes it sounded like a stone was in the hubcap. The noise happened only when the brakes were applied. Took off the hubcap and nothing was there. Maybe the...

I'm curious as to what the general Camp Inn owning public does for wheel bearing maintenance? And based on time or mileage or something else. A bit of this post is a re-run for me, but in short, purchased a 2014 550 back in March 2020. It was generally well cared for as best I can tell, but...