Wild Bill: There's a big hill from the Ajax Mine area that could be interesting on a big bike in the direction you outlined. Sounds like fun, though.
braknstuf: I added the RR's from the 2010 and 2011 rides to Havasu to the first post in the thread.
2011 KTM 990 Adventure R
2010 KTM 530 EXC
2009 KTM 950 Super Enduro Erzberg Edition