TIRES (STH - 1) Exceptional Wate Evacation for wet traction enhanced and longer life tread scrubbing resistance.FeaturesWide Straight GroovesCross Sip in Intermediate RibsEqual Rib Distribution Technical specs and ColorsSize: 11R22.5Ply Rating: 16PRLoad IndexSingle: 146Dual: 143Speed Symbol: MStabded Rim: 8.25Applicable Rim: 7.50, 8.25Max Load (KG)Single: 3000 Dual: 2725Overall Dim (MM) Section Width: 279Thread Depth (MM): 15Pressure (KPA)Single: 830Dual: 830