P275/40R18 Tire Pressure Chart

P275/40R18 tire pressure chart with maximum tire load capacity at specified tire inflation levels for P275/40R18 tires. Chart below will help you 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 P275/40R18 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
P275/40R18
94 SL
94 SL 1290 lbs 1308 lbs 1332 lbs 1356 lbs 1377 lbs 1400 lbs 1422 lbs 1434 lbs 1456 lbs 1477 lbs Show Specs
P275/40R18
99 SL
99 SL 1312 lbs 1352 lbs 1393 lbs 1433 lbs 1470 lbs 1506 lbs 1543 lbs 1580 lbs 1616 lbs 1653 lbs 1709 lbs Show Specs

P-Metric Tire Load Inflation Table

Tire pressure for similar tire sizes

Tire models with P275/40R18 tire size