State annual inspections can only be done by state certified garages, tire shops or automotive centers. They have to do the inspections report on their computer. Get on the phone and talk to the services (garages) in your. Ask your questions. If they don't know how to service Huck brakes and adjust wheel bearings, they don't need to be touching your truck anyway. If they pull the back drum, there will no bearings to adjust.


"Adding CFM to a truck will only help at engine speeds you don't want to use."
"I found there was nothing to gain beyond 400 CFM."