Yes this would have to be a complete new top for both cabin and bed. Something like this. I know its kind of Defenderish but its functionality is why it worked so well for them. This will give the extra height for the bed and cabin but still maintain aerodynamics
The more I think about it the more I like it as a 2 section hardtop. I do agree with also wanting extra height for bicycles and cargo. I want the functionality of a utility truck without making it look like a work truck. Being able to carry full sheets of plywood on the roof or 12' lumber for...
Here are a couple of renderings I did. New to the site but a long time jeep owner. Have not been this excited about a new jeep since my LJ. I would live to build an overland or camper.