I called Jayco before I added my 6-6 volt batteries to the tongue. They said it should not be a problem but to watch the heat from welding as it could affect the heat treating of the A frame.
2004 Chev Silverado Duramax optioned past the max. 2009 Jayco Eagle 308 RLS 765 watts of solar, 6-6 volt batteries (696 amp hour), 2000 watt (4000 surge) whole house inverter.
140 days boondocking in 2016
211/2015, 196/14, 247/13, 193/12