P305/45R18 Tire Pressure Chart

Corresponding tire load capacity at specified tire inflation pressures for P305/45R18 tires.

Tire Size 26 psi 29 psi 32 psi 35 psi 36 psi 38 psi 41 psi 42 psi
P305/45R18 (103 LL) 1554 lbs 1664 lbs 1775 lbs 1874 lbs 1929 lbs (103 LL)
P305/45R18 (110 SL) 1885 lbs 2017 lbs 2149 lbs 2271 lbs 2337 lbs (110 SL)
Tire Size 26 psi 29 psi 32 psi 35 psi 36 psi 38 psi 41 psi 42 psi
P305/45R18 (103 LL) 1554 lbs 1664 lbs 1775 lbs 1874 lbs 1929 lbs (103 LL)
P305/45R18 (110 SL) 1885 lbs 2017 lbs 2149 lbs 2271 lbs 2337 lbs (110 SL)

P305/45R18 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.

P305/45R18 103 LL is a Light 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).

P305/45R18 110 SL is a Standard Load tire with a load index of 110 and a maximum tire load capacity of 2337 lbs @ 36 psi, capable of supporting up to 2337 pounds or 1060 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.

Tires with P305/45R18 tire size

1 tire model is available in P305/45R18 tire size. Click on tire model to check its inflation and load capacity values.

Replacement tire sizes compatible with P305/45R18 tire

P305/45R18 tire can be replaced with 70 compatible tire sizes. Click on tire size to see its load and inflation table.