Wells Cargo makes an enclosed "hauler" with a 48" side door in the front. Would be pretty heavy with a Deville, wing, plus the trailer. There is a tow dolly on the market that will do a car with a bike sideways infront of the car.
Chuck, Ruth, with 4 legged Molly
2007 Tiffin Allegro 30DA
2011 Ranger, 1987 FLHTP