255/55R18 Tire Pressure Chart

255/55R18 tire pressure chart with maximum tire load capacity at specified tire inflation levels for 255/55R18 tires. Apply the chart below to find corresponding tire inflation and load capacity levels to ensure proper application for your vehicle. Learn how to apply tire load inflation tables when replacing original equipment tires with optional or plus tire sizes.

Tire Size Load Index Load Range 26 psi 27 psi 28 psi 29 psi 30 psi 31 psi 32 psi 33 psi 34 psi 35 psi 36 psi 37 psi 38 psi 39 psi 40 psi 41 psi 42 psi
255/55R18
105 SL
105 SL 1565 lbs 1609 lbs 1642 lbs 1709 lbs 1775 lbs 1797 lbs 1841 lbs 1907 lbs 1940 lbs 1973 lbs 2039 lbs Show Specs
255/55R18
109 XL
109 XL 1554 lbs 1598 lbs 1620 lbs 1687 lbs 1753 lbs 1775 lbs 1819 lbs 1885 lbs 1918 lbs 1951 lbs 2017 lbs 2050 lbs 2083 lbs 2149 lbs 2183 lbs 2205 lbs 2271 lbs Show Specs

All Tire Sizes | Metric Tire Load Inflation Table

Tire pressure for similar tire sizes

Tire models with 255/55R18 tire size