I am looking at a 2000 American tradition diesel pusher. over all looks to be ok with a lot of wear in general. mileage is 110k .seems like a lot of miles for a 2000 . I know diesels last longer than ...
You are right about maintenance....the 110,000 miles is not bad really if the maintenance has been done. The 'guru's'' say that it's better to have an engine that's been used vs. one that has sat for years with extremely low mileage.
Look at www.pplmotorhomes.com in their 'diesel' section. The price that you are showing with the condition seems high compared to units on this site.