I have 37 wheels, and I did front axle shaft swap for RCV chromoly and FAD (Front Axle Disconnect) delete along with a re-gear to 5.13
To do the re-gear you have to take off the axle shaft; it saves time and money to do it both at the same time.
Later I may swap the axles to swap my 37 to...
Yes, I think JB makes 2 softshell. I had one hard shell form JB I was very happy with it. That's why I went for a JB soft shell one, easier to install; it has a smaller footprint but a bit more painful to fold, and you can't leave your sleeping bag/pillows in it. Overall we don't use...
I had a hard shell from James Baroud very well-made, quality components it had a solar-powered fan that helps to prevent moisture in the tent, it has been always dry.
I have a softshell from James Baroud, I used it on my previous rig (RAM PW) and I plan to install it on the JT I'm still waiting...