Originally Posted by vista4.0
Pretty sure you have a torsion bar suspension being you have a sport. If that is true 31s would be no problem what so ever.
^this. You can even step up to a 32 (or 265/75/16) if you wish
Although, I seem to remember that only applying to ext. cab/4.0 sports, and reg cabs came with the coil spring front end. But that could be a lie. Haha.