Tire Brand: Nitto

Tire Model: Mud Grappler

Check Nitto Mud Grappler tire size chart to find maximum tire inflation as set by manufacturer for your Nitto Mud Grappler tire size. Remember that tire pressure value printed on Nitto Mud Grappler tire sidewall is a maximum tire pressure that Nitto Mud Grappler tire can support when carrying its maximum weight capacity, and it is not a recommended tire pressure setting for your vehicle.

Keep in mind that Nitto Mud Grappler tires can naturally lose 1 to 2 psi of tire pressure monthly, so check Nitto Mud Grappler tire pressure regularly to keep tires inflated at recommended level.

Tire pressure is also affected by changes in temperature. As a rule, tire pressure for Nitto Mud Grappler tires will change by about 1 psi for every 10 degrees Fahrenheit change in atmospheric temperature. Maintain proper Nitto Mud Grappler winter tire pressure by compensating air pressure to your vehicle's recommended tire pressure level when temperatures drop.


Nitto Mud Grappler Tire Inflation Chart

Nitto Mud Grappler tire pressure chart with maximum tire inflation for each tire size.

Tire Size Load Index Speed Rating Max Tire Pressure
33x12.50R17 120 Q 65 psi
33x12.50R18 118 Q 65 psi
33x12.50R20 114 Q 65 psi
33x13.50R15 109 Q 35 psi
35x12.50R17 125 P 65 psi
35x12.50R18 123 Q 65 psi
35x12.50R20 121 Q 65 psi
35x14.50R15 116 Q 35 psi
37x13.50R17 131 P 65 psi
37x13.50R18 124 P 50 psi
37x13.50R20 127 Q 65 psi
37x13.50R22 123 Q 65 psi
38x15.50R15 123 P 35 psi
38x15.50R18 128 Q 50 psi
38x15.50R20 125 Q 50 psi
40x13.50R17 131 Q 50 psi
40x15.50R20 130 Q 50 psi
40x15.50R22 127 Q 50 psi
LT305/70R16 121 P 65 psi
LT315/75R16 124 P 65 psi
LT385/70R16 130 Q 50 psi

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