235/45R18 Tire Pressure Chart

Proper tire load capacity at specified tire inflation pressures for 235/45R18 tires.

235/45R18 is a 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
235/45R18
SL 94
1135 lbs 1235 lbs 1334 lbs 1433 lbs 1477 lbs Show Specs
235/45R18
XL 98
1125 lbs 1228 lbs 1329 lbs 1427 lbs 1459 lbs 1524 lbs 1621 lbs 1653 lbs Show Specs

235/45R18 94 SL is a Standard Load tire with tire load index of 94 and maximum tire load capacity of 1477 lbs @ 36 psi.

Calculate proper tire load capacity for 235/45R18 94 SL tire within inflation range of 26 psi to 36 psi. Inflating 235/45R18 94 SL tire over 36 psi will not increase its maximum load carrying capacity of 1477 pounds.

When replacing vehicle's original equipment tires with 235/45R18 94 SL tire, calculate proper replacement tire inflation based on original tire's load capacity at its recommended tire pressure. Never overload 235/45R18 94 SL tire above its maximum load capacity of 1477 lbs.

Original Tire
is LT-Metric

235/45R18 98 XL is an Extra Load tire with tire load index of 98 and maximum tire load capacity of 1653 lbs @ 42 psi.

Calculate proper tire load capacity for 235/45R18 98 XL tire within inflation range of 26 psi to 42 psi. Inflating 235/45R18 98 XL tire over 42 psi will not increase its maximum load carrying capacity of 1653 pounds.

When replacing vehicle's original equipment tires with 235/45R18 98 XL tire, calculate proper replacement tire inflation based on original tire's load capacity at its recommended tire pressure. Never overload 235/45R18 98 XL tire above its maximum load capacity of 1653 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 235/45R18 tire size

117 tire models are available in 235/45R18 tire size. Click on tire model to check its maximum tire inflation and tire load capacity.

Vehicles with 235/45R18 tire size

235/45R18 tire size is used for original equipment tires on 32 vehicles. Click on vehicle model to find its recommended tire pressure for 235/45R18 tires.