Size Speed Index Max Max Inflation Tire Overall Country
  mph kph Load Pressure Weight Diam. of Origin
235/75R15 99 160 1820 lbs 50 psi 33.12 lbs 28.9" KR
31X10.5R15 99 160 2270 lbs 50 psi 30.5" KR
235/85R16 99 160 2778 lbs 80 psi 31.7" KR
265/75R16 99 160 2755 lbs 65 psi 38.53 lbs 31.7" KR