After 12 years and 10's of thousands of miles a tire tech advised me that I should have my brakes and wheel bearings checked. Bottom line breaks were still good and the wheel bearings also. I do not...
I've got three axles and I've yet to do anything to the bearings or brakes in 2 years of owning it. I'm not worried about it. When was the last time you checked the bearings on your truck? Are the trailers any different?