Trailer MAY have to be inspected, being an az title. If its perm plates, Id leave it for now and just get the boat done.
Lein sale is a PITA, and is a last resort, My $.02
All my junk has went the other way, from ca. to az. reg/titles ($650+ for a Crew cab dually to $40 for 2 years)
Daniel
Mash on it