225/50R18 Tire Pressure Chart

Corresponding tire load capacity at specified tire inflation pressures for 225/50R18 tires.

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Tire Size 26 psi 29 psi 32 psi 35 psi 36 psi 38 psi 41 psi 42 psi
225/50R18 (95 SL) 1166 lbs 1272 lbs 1376 lbs 1479 lbs 1521 lbs (95 SL)
225/50R18 (99 XL) 1164 lbs 1270 lbs 1373 lbs 1475 lbs 1508 lbs 1576 lbs 1676 lbs 1709 lbs (99 XL)
Tire Size 26 psi 29 psi 32 psi 35 psi 36 psi 38 psi 41 psi 42 psi
225/50R18 95 SL 1166 lbs 1272 lbs 1376 lbs 1479 lbs 1521 lbs (95 SL)
225/50R18 99 XL 1164 lbs 1270 lbs 1373 lbs 1475 lbs 1508 lbs 1576 lbs 1676 lbs 1709 lbs (99 XL)

225/50R18 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.

225/50R18 95 SL is a Standard Load tire with a load index of 95 and a maximum tire load capacity of 1521 lbs @ 36 psi, capable of supporting up to 1521 pounds or 690 kilograms when inflated to its maximum air pressure of 36 pounds per square inch (psi) or 248 kilopascals (kPa).

225/50R18 99 XL is an Extra Load tire with a load index of 99 and a maximum tire load capacity of 1709 lbs @ 42 psi, capable of supporting up to 1709 pounds or 775 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 225/50R18 tire size

98 tire models are available in 225/50R18 tire size. Click on tire model to check its inflation and load capacity values.

Vehicles with 225/50R18 tire size

225/50R18 tire size is used for original equipment tires on 17 vehicles. Click on vehicle model to find its recommended tire pressure for 225/50R18 tires.

Replacement tire sizes compatible with 225/50R18 tire

225/50R18 tire can be replaced with 105 compatible tire sizes. Click on tire size to see its load and inflation table.