Offset

s0 im lookin to get 2 wheels the same offset of my factory wheels or off set that would pull the wheels in a little. My RZR wont go in my toy hauler by bout 3 " or so c ause the front tires. So im thinkin of putting 2 wheels on the front with out tires to see if it will fit that way. what offset do i need? Id like my lug nuts to be the widest point of my front end.