I run steel 15x8 2.5 back spacing, no spacers. 37 12.5 Mtrs tuck up into wheel wells perfect, never had a cop harass me.
Just remember you can't beadlock a 2.5 backspacing rim
I'm now running 36 13.5 bias iroks, they are lil wider still tuck. I run 5psi in snow giving it hell n never popped a bead
