Trailer bearing maintenance in multi-axle trailers

https://wiki-legion.win/index.php/Trailer_bearing_maintenance_in_multi-axle_trailers

Keeping the bearings on a multi-axle trailer running smooth means more than just greasing them once a year—it's a whole system check. I always pop a hub cap off and look for water or grinding noises, and I do it for every single axle because one hot bearing can chain-fail the whole set. A good practice is to clean and repack them on a regular schedule, and I make sure the inner seals are solid so the grease stays in and the dirt stays out. It's tedious work, especially with a heavy tri-axle, bu…