Not sure what an SXS is
But can haul my polaris ranger in my enclosed trailer with room to spare, What BP said is correct, you want an 8' which will still have the wheel wells inside. I also haul mine in the toy hauler and it "just fits" in there too.
“Never be afraid to try something new, or diy. Remember, amateurs built the Ark, professionals built the Titanic”
Friends don't let Friends drink and post.......
The first 5 day's after the weekend, are the hardest....