I just saw this in the Daily Mail: Helicopter that changes into a 4x4 | Mail Online Unfortunately, this is just a design, not an actual vehicle yet. However, it could be built one day.
Masked crusaders working overtime, fighting crime, fighting crime! Cool design, I wonder how much that sucker will weigh when all is said and doen and all the mechanical workings are in place.
Perhaps this is how triple changers would appear in the movie series. TFs scanning vehicles that already transform is an interesting concept.
The US military are becoming more interested in the flying 4x4s and are starting to put money into the project: US military developing flying car - Telegraph