Nitto Dune Grappler Tire Pressure Chart

Nitto Dune Grappler
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Nitto Dune Grappler tires come in 20 tire sizes with maximum tire load capacity of 2601 pounds to 3858 pounds and maximum tire inflation of 44 psi to 80 psi.

Nitto Dune Grappler tire load capacity and tire inflation settings may vary based on tire load index / load range. Check Nitto Dune Grappler tire sidewall for more information. Tire inflation and load capacity values printed on the sidewall represent the maximum air pressure Nitto Dune Grappler tire can be inflated to support its maximum load capacity, and not necessarily the recommended tire pressure for your vehicle. Never overload or overinflate Nitto Dune Grappler tires beyond the maximum inflation and load capacity values indicated on the tire sidewall.

Select Nitto Dune Grappler tire size for its maximum tire inflation and load capacity.

Tire Size Max Load Capacity
(single / dual rear wheels)
Maximum Tire Pressure

285/45R22 114T

2601 lbs 50 psi

285/50R20 116T

2756 lbs 50 psi

285/60R18 120T

3086 lbs 50 psi

305/40R22 114T

2601 lbs 50 psi

305/45R22 118T

2910 lbs 50 psi

305/60R18 120S

3086 lbs 44 psi

37x12.50R18 123R

3417 lbs 50 psi

37x12.50R20 126R

3748 lbs 65 psi

LT285/55R20 122R

3307 lbs 80 psi

LT285/65R18 125R

3638 lbs 80 psi

LT285/70R17 126R

3748 lbs 80 psi

LT285/75R16 126R

3748 lbs 80 psi

LT305/55R20 121R

3197 lbs 65 psi

LT305/70R16 124R

3527 lbs 65 psi

LT305/70R17 125R

3638 lbs 65 psi

LT315/70R17 121T

3197 lbs 50 psi

LT315/75R16 127T

3858 lbs 65 psi

LT325/60R18 124R

3527 lbs 65 psi

LT325/60R20 121R

3197 lbs 50 psi

LT325/65R18 121R

3197 lbs 50 psi

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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