Nitto Motivo Radial Tire - 235/50R18 101Z 235/50R18... Load Index:... Speed Rating: W Tread Depth:10/32''Tire Overall Diameter:27.36''Tire Section Width:9.76''Wheel Diameter:18''Spec Wheel Width:6.5"-7.5"-8.5"Max Load @ Max Press:1819 lbs @ 50 psiLoad &amp; Speed Rating Index:101WNote: Bold type indicates measuring wheel...