285/30R21 Tire Pressure Chart

Corresponding tire load capacity at specified tire inflation pressures for 285/30R21 tires.

Tire Size 26 psi 29 psi 32 psi 35 psi 36 psi 38 psi 41 psi 42 psi
285/30R21 (100 XL) 1202 lbs 1310 lbs 1418 lbs 1523 lbs 1556 lbs 1627 lbs 1728 lbs 1764 lbs (100 XL)
Tire Size 26 psi 29 psi 32 psi 35 psi 36 psi 38 psi 41 psi 42 psi
285/30R21 100 XL 1202 lbs 1310 lbs 1418 lbs 1523 lbs 1556 lbs 1627 lbs 1728 lbs 1764 lbs (100 XL)

285/30R21 is an Metric tire.

Use our Replacement Tire Pressure Calculator to calculate proper tire inflation for replacement tires to match the original equipment tire load capacity on your vehicle.

285/30R21 100 XL is an Extra Load tire with a load index of 100 and a maximum tire load capacity of 1764 lbs @ 42 psi, capable of supporting up to 1764 pounds or 800 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.

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Tires with 285/30R21 tire size

10 tire models are available in 285/30R21 tire size. Click on tire model to check its inflation and load capacity values.

Vehicles with 285/30R21 tire size

285/30R21 tire size is used for original equipment tires on 6 vehicles. Click on vehicle model to find its recommended tire pressure for 285/30R21 tires.

Replacement tire sizes compatible with 285/30R21 tire

285/30R21 tire can be replaced with 24 compatible tire sizes. Click on tire size to see its load and inflation table.