P255/40R17 Tire Pressure
Discover the load limits at various inflation pressures for P255/40R17 tires to ensure your vehicle's tires are properly inflated for a safe and comfortable drive.
P255/40R17 is a P-Metric tire that comes in a Light Load (LL) range and a Standard Load (SL) range.
Light load (LL) size has a load index of 89 with a maximum load capacity of 1279 lbs at 36 psi, capable of supporting up to 1279 pounds when inflated to its maximum air pressure of 36 pounds per square inch.
Standard load (SL) size has a load index of 94 with a maximum load capacity of 1477 lbs at 35 psi, capable of supporting up to 1477 pounds when inflated to its maximum air pressure of 35 pounds per square inch.
P255/40R17 Tire Pressure Chart
| Tire Size | Load Index | Load Range | 26 psi | 29 psi | 32 psi | 35 psi | 36 psi | 38 psi | 41 psi | 42 psi |
|---|---|---|---|---|---|---|---|---|---|---|
| P255/40R17 | 89 | LL | 1091 lbs | 1146 lbs | 1213 lbs | 1279 lbs | 1279 lbs (89 LL) | |||
| P255/40R17 | 94 | SL | 1226 lbs | 1312 lbs | 1396 lbs | 1477 lbs (94 SL) |
Use the tire pressure calculator to determine proper inflation for new tire size when replacing P255/40R17 tires.
All listed guides, 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.