From a quick browsing on RVTRader, it looks like their price is reasonable for the age of the coach, but IMO, 115K miles is just too many. Personally, I'd keep looking.
http://www.rvtrader.com/New-and-Used-Thor-Motor-Coach-Class-A-For-Sale-On-RV-Trader/search-results?make=Thor+Motor+Coach|765315924&schemecode=AD&type=Class+A|198067&vrsn=hybrid&&year=2005:2007&keyword=hurricane
Use their advanced search and set your zip code and price...see what's available in your area:
http://www.rvtrader.com/advanced-search/