Welcome to iRV2.com - glad you found us!
It is my understanding that the new Monaco LLC (a part of Navistar) has the body molds for prior years, so body parts can be made if needed. Most everything else are standard RV industry or truck components, so widely available.
2004 American Tradition; 2014 Buick LaCRosse
Homebase in the Ocala Nat'l Forest near Ocala, FL