RZR 900 - 50'' Trail Models 900 xc aftermarket wheels July 1, 2015 Got a 2015 900xc, and want to change the wheels out, Having a problem, finding the correct back spacing, rear rims are 4+4, and the fronts are 4+3, any ideas ? Thanks in advance ! Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related