When you're cruising at 75 mph,,,,passing everyone,,, uphill,,, with camper in tow,,,, and you look down and notice the rpm's are at 1800,,,, you say to yourself "Self, buying a Duramax dually was a ...
Some of you guys complaining about towing speeds on here must not tow much out west. There are lots of stretches of highway out here where it's wide open with big sight lines and you might pass another car going the other direction every 10 minutes if that. Whole difference scenario than going 70 mph on a busy freeway with traffic.
As far as I'm concerned 75 on an empty highway out west is a whole lot safer than 65 on a busy interstate with traffic back east.