... HK866 Feature:Mixed highway and freeway, improved road application, long distance and national transport for truck and bus, all position, tubeless ... .Five rib line together with horizontal line give premium traction and grip performance in the wet. Tire SizePRTread PatternOriginal Tread ... tire: 825R20 900R20 1000R20 1100R20 1200R20 1100R22 1200R24Tubeless Truck and bus tire: 255/70R22.5,275/70R22.5,295 ...