P305/45R18 Tire Pressure Chart

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

P305/45R18 is a P-Metric tire size that comes with 2 tire load index and load range options.

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

P305/45R18 103 LL is a Light Load tire with tire load index of 103 and maximum tire load capacity of 1929 lbs @ 36 psi.

Calculate proper tire load capacity for P305/45R18 103 LL tire within inflation range of 26 psi to 36 psi. Inflating P305/45R18 103 LL tire over 36 psi will not increase its maximum load carrying capacity of 1929 pounds.

When replacing vehicle's original equipment tires with P305/45R18 103 LL tire, calculate proper replacement tire inflation based on original tire's load capacity at its recommended tire pressure. Never overload P305/45R18 103 LL tire above its maximum load capacity of 1929 lbs.

Original Tire
is LT-Metric

P305/45R18 110 SL is a Standard Load tire with tire load index of 110 and maximum tire load capacity of 2337 lbs @ 36 psi.

Calculate proper tire load capacity for P305/45R18 110 SL tire within inflation range of 26 psi to 36 psi. Inflating P305/45R18 110 SL tire over 36 psi will not increase its maximum load carrying capacity of 2337 pounds.

When replacing vehicle's original equipment tires with P305/45R18 110 SL tire, calculate proper replacement tire inflation based on original tire's load capacity at its recommended tire pressure. Never overload P305/45R18 110 SL tire above its maximum load capacity of 2337 lbs.

Original Tire
is LT-Metric

All listed data is for informational purposes only. TirePsi.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. For individual tire size, refer to its load and inflation table.

Tires with P305/45R18 tire size

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

Vehicles with P305/45R18 tire size

No available vehicles with P305/45R18 as original equipment tire size.