175/55R15 77 SL is a Standard Load tire with a load index of 77 and a maximum tire load capacity of 908 lbs @ 36 psi, capable of supporting up to 908 pounds or 412 kilograms when inflated to its maximum air pressure of 36 pounds per square inch (psi) or 248 kilopascals (kPa).
Tire Load Capacity Calculator
Calculate proper tire load capacity for 175/55R15 77 SL tire within inflation range of 26 psi to 36 psi. Inflating 175/55R15 77 SL tire over 36 psi will not increase its maximum tire load carrying capacity of 908 pounds.
Replacement Tire Pressure Calculator
When replacing vehicle's original equipment tires with 175/55R15 77 SL tire, calculate proper replacement tire inflation based on original tire's load capacity at its recommended tire pressure. Never overload 175/55R15 77 SL tire above its maximum tire load capacity of 908 pounds.
Original Tire is LT-Metric
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.
Tires with 175/55R15 tire size
6 tire models are available in 175/55R15 tire size. Click on tire model to check its inflation and load capacity values.