It may seem heretical to see a Ford truck hauling a load of Chevys. In fact, competitive brand trucks simply weren’t allowed to enter the factory yard at GM. But Convoy, based in the Pacific North West, was a bit different: they didn’t haul from the factories; they picked up cars on the docks in Tacoma and Portland, shipped via barges from California, and then distributed the cars to regional dealers, so they were exempt.
Here’s a few other typical Convoy mixed loads:
Convoy had a special permit to operate these double trailers.