Tire Brand: Nitto

Tire Model: Dune Grappler

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


Nitto Dune Grappler Tire Inflation Chart

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

Tire Size Load Index Speed Rating Max Tire Pressure
265/50R20 111 S 50 psi
285/50R20 116 T 50 psi
285/60R18 120 T 50 psi
305/40R22 114 T 50 psi
305/45R22 118 T 50 psi
305/60R18 120 S 50 psi
31x10.50R15 109 R 50 psi
37x12.50R18 123 R 50 psi
37x12.50R20 126 R 65 psi
LT285/45R22 122 R 50 psi
LT285/55R20 122 R 80 psi
LT285/65R18 125 R 80 psi
LT285/70R17 126 R 80 psi
LT285/75R16 126 Q 80 psi
LT305/55R20 121 R 65 psi
LT305/70R16 124 R 65 psi
LT305/70R17 125 R 65 psi
LT315/70R17 121 T 50 psi
LT315/75R16 127 T 65 psi
LT325/60R18 124 Q 65 psi
LT325/60R20 121 R 50 psi
LT325/65R18 121 R 50 psi

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