Contact the manufacturer and ask for a list of dealers nationwide. Then contact those dealers to see if they have any trades, they would have an idea what kind of shape the units are in, by knowing the customer that traded it in.
Probably a dumb question
I am looking for an online or other dealer that handles top end used equipement. I have used TMR,Ebay, Craigslist, Facebook. Am having touble finding any Coda,Plinius Boulder,or Gryphon for sale used.