Pardon the pics. I was watching one of my videos and remembered this. How well do you think it would work. It's like a 1/4 elliptical, but it uses the whole spring, flipped over. The front mount is just under the back of the cab and it uses the stock front hangar as a bumpstop, with the 4 link.

This is the front half of the spring

The bumpstop

the axle end