Forum Discussion
adamis
Jan 04, 2021Nomad II
I have first hand experience in this area as I go to Pismo Beach and drive out on the dunes all the time. First, my truck is two wheel drive but it is a dually. I've driven quite a lot on the sand and really only got stuck just once.
For deflating, I would do between 15 and 20 psi. 15 is substantially better for traction by the way but you start risk compromising the tires. I found this out the hard way after going through three tire separations and replacement over a period of two years.
Although I'm sure the low PSI was a factor to the tire failure, I think the real cause was leaving it low for the four days we were camped on the beach. I put this together after the third tire failure which caused me to consider what could be causing it.
So, for necessity, 15 to 20 psi is probably fine but here is the trick... Don't leave the tires deflated any longer than necessary. Certainly don't park it for four days and keep those low pressures like I did. Inflate it back up to 40 or 50 psi once in location then deflate when you are ready to move.
For deflating, I would do between 15 and 20 psi. 15 is substantially better for traction by the way but you start risk compromising the tires. I found this out the hard way after going through three tire separations and replacement over a period of two years.
Although I'm sure the low PSI was a factor to the tire failure, I think the real cause was leaving it low for the four days we were camped on the beach. I put this together after the third tire failure which caused me to consider what could be causing it.
So, for necessity, 15 to 20 psi is probably fine but here is the trick... Don't leave the tires deflated any longer than necessary. Certainly don't park it for four days and keep those low pressures like I did. Inflate it back up to 40 or 50 psi once in location then deflate when you are ready to move.
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