225/65R18 Tire Pressure Chart

Corresponding tire load capacity at specified tire inflation pressures for 225/65R18 tires.

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Tire Size 26 psi 29 psi 32 psi 35 psi 36 psi 38 psi 41 psi 42 psi
225/65R18 (103 SL) 1479 lbs 1614 lbs 1746 lbs 1876 lbs 1929 lbs (103 SL)
225/65R18 (107 XL) 1462 lbs 1596 lbs 1726 lbs 1856 lbs 1898 lbs 1982 lbs 2105 lbs 2149 lbs (107 XL)
Tire Size 26 psi 29 psi 32 psi 35 psi 36 psi 38 psi 41 psi 42 psi
225/65R18 103 SL 1479 lbs 1614 lbs 1746 lbs 1876 lbs 1929 lbs (103 SL)
225/65R18 107 XL 1462 lbs 1596 lbs 1726 lbs 1856 lbs 1898 lbs 1982 lbs 2105 lbs 2149 lbs (107 XL)

225/65R18 is an 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.

225/65R18 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).

225/65R18 107 XL is an Extra Load tire with a load index of 107 and a maximum tire load capacity of 2149 lbs @ 42 psi, capable of supporting up to 2149 pounds or 975 kilograms when inflated to its maximum air pressure of 42 pounds per square inch (psi) or 290 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 225/65R18 tire size

2 tire models are available in 225/65R18 tire size. Click on tire model to check its inflation and load capacity values.

Replacement tire sizes compatible with 225/65R18 tire

225/65R18 tire can be replaced with 66 compatible tire sizes. Click on tire size to see its load and inflation table.