Are you using a WD Hitch when you tow?
I know some people are using a weight distribution hitch for towing with extension, and I guess some are not. Years ago, I towed a 6000 lb TT with a WD on an Expedition, so I'm not completely unfamil...
Forum Discussion
I always use a WD hitch otherwise I would be over the tongue weight rating of the 48" extension while towing my horse trailer. nuff said
