This is a 16 yr old unit. That seems high for price but I'm not really sure.
My biggest concern would be roof and window seals. They need periodic maint and at minimum I would think need to be redone.
Good Luck with whatever you decide
Jay & Maria - Camp Dogs Jackson & Joplin
2015 Rockwood 2604WS Emerald
Hensley Arrow hitch
2015 Ford F350 Crewcab Lariat Diesel