P275/45R18 103 SL is a Standard Load tire with a load index of 103 and a maximum tire load capacity of 1929 lbs @ 36 psi, capable of supporting up to 1929 pounds or 875 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 P275/45R18 103 SL tire within inflation range of 26 psi to 36 psi. Inflating P275/45R18 103 SL tire over 36 psi will not increase its maximum load carrying capacity of 1929 pounds.
Replacement Tire Pressure Calculator
When replacing vehicle's original equipment tires with P275/45R18 103 SL tire, calculate proper replacement tire inflation based on original tire's load capacity at its recommended tire pressure. Never overload P275/45R18 103 SL tire above its maximum load capacity of 1929 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 P275/45R18 tire size
No available tire models with P275/45R18 tire size.
Vehicles with P275/45R18 tire size
No available vehicles with P275/45R18 as original equipment tire size.
Replacement tire sizes compatible with P275/45R18 tire
P275/45R18 tire can be replaced with 88 compatible tire sizes. Click on tire size to see its load and inflation table.