Trailer axle and wheel maintenance: tires, brakes, and bearings
https://mike-wiki.win/index.php/Trailer_axle_and_wheel_maintenance:_tires,_brakes,_and_bearings
Regular trailer axle and wheel maintenance means checking tire pressure and tread wear, inspecting brake pads and lines, and repacking wheel bearings with fresh grease to prevent overheating and failure on the road.