... .5, 235/75R17.5, 245/70R19.5, 255/70R22.5, 275/70R22.5, 11R22.5, 295/75R22.5, 11R24.5, 285/75R24.5, 315/80R22.5, 295/80R22.5, 12R22.5, 13R22.5 ... , 50% extra load, 100% extra load, for different condition of truck: drive, steer and trailor. We are sure that with your help ... )truck loads, 2) road conditions 3)one way mileage 4) speed 5) tempreture, with the above five information, we can suggest you ...