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rsaylor3's avatar
rsaylor3
Explorer
Feb 07, 2019

Ridge Grapplers PSI? I have a bit of wiggle now

So I had put 285/75/17 Nitto Ridge Grapplers on my Chevy 2015 2500 HD stock wheels. Nitto said to run 65 psi in the rear and 47 in the front. This would give me the same carrying capacity as the stock...
Lynnmor's avatar
Lynnmor
Explorer
Mar 22, 2019
You simply bought the wrong tires.

From Nitto:

The Ridge Grappler represents the next generation of the Nitto Grappler family of products which provides the best of both worlds from our mud-terrain and all-terrain product offerings. Featuring a revolutionary dynamic hybrid tread pattern, the Ridge Grappler provides a quiet and comfortable ride while the deep, aggressive sidewall lugs and tread pattern provide capable off-road performance.

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