Firestone WeatherGrip tires come in 33 tire sizes with maximum tire load capacity of 1235 pounds to 2094 pounds and maximum tire inflation of 44 psi to 50 psi.
Firestone WeatherGrip tire load capacity and tire inflation settings may vary based on tire load index / load range. Check Firestone WeatherGrip tire sidewall for more information. Tire inflation and load capacity values printed on the sidewall represent the maximum air pressure Firestone WeatherGrip tire can be inflated to support its maximum load capacity, and not necessarily the recommended tire pressure for your vehicle. Never overload or overinflate Firestone WeatherGrip tires beyond the maximum inflation and load capacity values indicated on the tire sidewall.