I have a 23ft trailer and I recently went from a GMC Yukon to a Ford F150/Raptor. The shank and old hitch works fine after some adjustments, but I noticed today I can't open the tailgate without it h...
Perhaps you don't need one 6" longer (from 12" to 18"), maybe you could figure out how much longer you need, add a little bit, then drill a hole in shank so it sticks out far enough for tailgate to clear jack, but not to far.