IMO, call Wildcat directly. There should be a "Customer Support" option on the forestriverinc.com website.
2018 Ram 3500 DRW/crew cab/long bed/4x4/4.10 gears pulling a 2017 Spartan 1245 by Prime Time
Checkout my site for RVing tips, tricks, and info | My family and I have fulltimed since June 2015
My 2015 Wildcat (not Maxx) says it's pre-wired for solar but all that means on mine is that it has a plug on the outside near the under hitch cargo door and on the inside are two NOT connected wires. Whee!