I have had several ask how I installed a fuel pack on the back of the tire holder. This is the mount I used. RZR Mount for ROTOPAX Fuel Packs I drilled it out so I could use the spare tire bolt as a mounting point. I installed it on both my units. Always nice to have extra fuel just in case!

Here are some pictures.

Here you can see how I drilled out the hole to use the bolt as a mounting point.