If i may suggest, do yourself a favor and climb up on the roof and measure your own coach. Best to do it when hooked up and loaded to travel on level ground. That's the only way to be sure.
2010 Cedar Creek 5th Wheel 34SATS "The Beast"
2006 Ford F350 Lariat 6.0L Diesel
2003 Harley Heritage Softail "Hogzilla"
1988 Harley Softail Custom "The Fireman"
1986 Marriage to "Wifey" (patience of a saint)