[MusicMan] I have a 6000lb. Conversion Van (351 V8 w/ 3.55 rear) w/ a GCWR of 12,000lbs. I would like to tow a 4500lb. dry wt. 26ft. Terry TT out to Rockies from FL and back. I have a ClassIV hitch w/ Sway ctrl. and Weight Distribution. Is this feasible? Any experiences or advice appreciated!