I'm looking for some feedback, I just bought the 4000/3200 watt predator and also a cargo carrier and the hitch to bolt to the 4 inch bumper of the TT. my plan is during our 1000 plus mile ride to Flo...
You definitely should consider mounting to the frame. There have been a few posts on here about bike racks and other types of racks tearing off the rear bumpers. It seems that the rear bumper is just thin metal and won't really hold up to any significant weight.