[mjlaupp]

Originally Posted by M&M Hokie

In theory, the load distribution technique at work in a WDH could ultimately remove all load from the hitch. If you had enough leverage and kinematics didn't preclude the amount of movement needed, you could in theory lift the rear wheels of the TV off of the ground.

This was actually done in 1966 when the front wheel drive Oldsmobile Toronado was first advertised. The TV spot had a Toronado towing an Airstream with the rear tires removed from the car. Just what kind of hitch or other mechanical contraption was used was not clear. (Today's Trivia)
Mike