Our 1989 Winnebago Cheifton got 7-7.5 towing or not. It had 454 ci and 3 speed trans. Our 2015 Windsport with v10 and 5 speed gets 7-7.5 not towing, 6.5-7 towing. GVW on Winni was 15,000 on WS it is 18,000 and 4 feet shorter.
Frank & Brenda
Thor Windsport 27K TST 507 Tire Monitors
2012 Jeep Liberty Limited Jet 4X4, Hopkins TOWD light wiring, Blue Ox baseplate W/Ready Brute Hercules tow bar and Ready brakes