P275/45R18 Tire Pressure Chart
Corresponding tire load capacity at specified tire inflation pressures for P275/45R18 tires.
| Tire Size | 26 psi | 29 psi | 32 psi | 35 psi | 36 psi | 38 psi | 41 psi | 42 psi |
|---|---|---|---|---|---|---|---|---|
| P275/45R18 (103 SL) | 1554 lbs | 1664 lbs | 1775 lbs | 1874 lbs | 1929 lbs (103 SL) |
| Tire Size | 26 psi | 29 psi | 32 psi | 35 psi | 36 psi | 38 psi | 41 psi | 42 psi |
|---|---|---|---|---|---|---|---|---|
| P275/45R18 (103 SL) | 1554 lbs | 1664 lbs | 1775 lbs | 1874 lbs | 1929 lbs (103 SL) |
P275/45R18 is an P-Metric tire.
Use our tire pressure calculator to calculate proper tire inflation for replacement tires to match the original equipment tire load capacity on your vehicle.
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).
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.
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.