You may want to rethink getting rid of the battery if your pup has brakes. If the pup comes off the hitch while being towed, the breakaway cable activates the brakes and uses the battery for the power.
Can't help with the winch.
HTT: "EscapeII" 2016 Shamrock 23WS (current)
PUP: "Escape" 2010 Rockwood HW 277 (gone)
TV: "Bruce" 2011 Dodge Durango V8 Hemi Crew
Just us gals (me, Sis and our daughters)
Traveled 19520 miles and 209 nights in 7 years and counting