Tire Brand: Nitto

Tire Model: Ridge Grappler

Check Nitto Ridge Grappler tire size chart to find maximum tire inflation as set by manufacturer for your Nitto Ridge Grappler tire size. Remember that tire pressure value printed on Nitto Ridge Grappler tire sidewall is a maximum tire pressure that Nitto Ridge 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 Ridge Grappler tires can naturally lose 1 to 2 psi of tire pressure monthly, so check Nitto Ridge 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 Ridge Grappler tires will change by about 1 psi for every 10 degrees Fahrenheit change in atmospheric temperature. Maintain proper Nitto Ridge Grappler winter tire pressure by compensating air pressure to your vehicle's recommended tire pressure level when temperatures drop.


Nitto Ridge Grappler Tire Inflation Chart

Nitto Ridge 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 122 Q 80 psi
33x12.50R20 119 Q 80 psi
33x12.50R22 114 Q 80 psi
35x11.50R20 124 Q 80 psi
35x12.50R17 121 Q 65 psi
35x12.50R18 128 Q 80 psi
35x12.50R20 125 Q 80 psi
35x12.50R22 121 Q 80 psi
35x13.50R20 126 Q 80 psi
37x12.50R17 124 Q 50 psi
37x12.50R18 128 Q 65 psi
37x12.50R20 126 Q 65 psi
37x12.50R22 127 Q 80 psi
LT265/70R17 118 Q 80 psi
LT275/65R18 120 Q 80 psi
LT275/65R20 123 Q 80 psi
LT275/70R18 122 Q 80 psi
LT285/65R18 122 Q 80 psi
LT285/70R17 113 Q 50 psi
LT285/70R17 118 Q 80 psi
LT285/75R17 114 Q 50 psi
LT285/75R17 118 Q 80 psi
LT295/55R20 120 Q 80 psi
LT295/60R20 123 Q 80 psi
LT295/65R20 126 Q 80 psi
LT295/70R17 118 Q 80 psi
LT295/70R18 126 Q 80 psi
LT305/55R20 122 Q 80 psi
LT305/70R17 118 Q 65 psi

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