ST165/80R13 Tire Pressure Chart

Corresponding tire load capacity at specified tire inflation pressures for ST165/80R13 tires.

Tire Size 25 psi 30 psi 35 psi 40 psi 45 psi 50 psi 55 psi 60 psi 65 psi 70 psi 75 psi 80 psi 95 psi 110 psi
Max Load Single 815 lbs 905 lbs 990 lbs (B) 80 1070 lbs 1150 lbs 1230 lbs (C) 88
Max Load Dual 715 lbs 795 lbs 880 lbs (B) 76 935 lbs 1010 lbs 1070 lbs (C) 83
Tire Size 25 psi 30 psi 35 psi 40 psi 45 psi 50 psi 55 psi 60 psi 65 psi 70 psi 75 psi 80 psi 95 psi 110 psi
ST165/80R13
Single Tire
815 lbs 905 lbs 990 lbs (B) 80 1070 lbs 1150 lbs 1230 lbs (C) 88
ST165/80R13
Dual Tires
715 lbs 795 lbs 880 lbs (B) 76 935 lbs 1010 lbs 1070 lbs (C) 83

ST165/80R13 is a Special Trailer tire available in 2 load ranges. ST165/80R13 tires can be used in dual rear wheel application.

Use our tire pressure calculator to calculate proper tire inflation for replacement tires to match the original equipment tire load capacity on your vehicle.

ST165/80R13/B 80/76 tire with load range B and load index of 80 has a maximum single tire load capacity of 990 lbs @ 35 psi, capable of supporting up to 990 pounds or 449 kilograms, while dual tire application with load index of 76 has a maximum dual tire load capacity of 880 lbs @ 35 psi, capable of supporting up to 880 pounds or 399 kilograms when inflated to its maximum air pressure of 35 pounds per square inch (psi) or 241 kilopascals (kPa).

ST165/80R13/C 88/83 tire with load range C and load index of 88 has a maximum single tire load capacity of 1230 lbs @ 50 psi, capable of supporting up to 1230 pounds or 558 kilograms, while dual tire application with load index of 83 has a maximum dual tire load capacity of 1070 lbs @ 50 psi, capable of supporting up to 1070 pounds or 485 kilograms when inflated to its maximum air pressure of 50 pounds per square inch (psi) or 345 kilopascals (kPa).

All listed data and/or calculations are for informational purposes only. TirePressure.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information. Always refer to vehicle owner's manual for recommended tire pressure settings. Never overinflate or overload a tire beyond its maximum capabilities listed on sidewall.