good psi on tires
40 psi gives great MPG. But it rides rougher than normal tire pressure, puts more wear on the suspension (which was not designed for tires with 40 psi), and usually results in tires wearing out in the center while there is still lots of tread on the shoulders. Many Maxima owners run high quality (read: expensive) tires on their baby, so having to replace tires well before what should have been their 'lifetime' costs a lot more than getting one or two less MPG by running normal psi.
Why not compromise by trying around 36 psi in front and 34 psi in rear? Gives better mpg than stock, yet rides fairly smoothly, and the wear is more evenly distributed across the tread than with 40 psi.
Why not compromise by trying around 36 psi in front and 34 psi in rear? Gives better mpg than stock, yet rides fairly smoothly, and the wear is more evenly distributed across the tread than with 40 psi.
I keep 44psi all around on my low pro's. If I leave them any lower, you risk ruining the tire if you hit a pothole right, the wheel will actually pinch the sidewall.
On regular size tires, read the sidewall. Probably safe with around 35-37
-matt
On regular size tires, read the sidewall. Probably safe with around 35-37
-matt
How do you figure a 'perfect' tire pressure? Lap times, pyrometer?
Always go by the door sticker, not the tire sidewall. (The sidewall says "max", not recommended)
Dave
Last edited by dgeesaman; Oct 6, 2007 at 05:22 AM.
To keep the tire wear even, you have to alternate the tire pressure with the season
IN the summer, you can lower the pressure just a bit, you get more contact with the road, and the outside of the tire gets more wear
in the winter, you can increase the psi, the tires will cut through snow better and the wear will happen more on the center of the tire.
thus ballancing itself out every season (assuming you keep the same tires all year round) and you live in such an environment where it snows)
IN the summer, you can lower the pressure just a bit, you get more contact with the road, and the outside of the tire gets more wear
in the winter, you can increase the psi, the tires will cut through snow better and the wear will happen more on the center of the tire.
thus ballancing itself out every season (assuming you keep the same tires all year round) and you live in such an environment where it snows)
this topic has been beat to death and yall are rediculous if you think 2 or 3 psi makes a difference.
Dgeesaman is correct. DO NOT INFLATE TO THE MAX PRESSURE WRITTEN ON THE TIRE. Inflate to the recommended factory tire pressure inside your door.
where do yall get your facts. 44 psi? You risk damaging the tire by running it at 44 than you do at 35.
and oh **** who just bumped this damn thread from october
Last edited by chillin014; Nov 17, 2007 at 04:02 PM.
are you kidding me.....
this topic has been beat to death and yall are rediculous if you think 2 or 3 psi makes a difference.
Dgeesaman is correct. DO NOT INFLATE TO THE MAX PRESSURE WRITTEN ON THE TIRE. Inflate to the recommended factory tire pressure inside your door.
where do yall get your facts. 44 psi? You risk damaging the tire by running it at 44 than you do at 35.
and oh **** who just bumped this damn thread from october
this topic has been beat to death and yall are rediculous if you think 2 or 3 psi makes a difference.
Dgeesaman is correct. DO NOT INFLATE TO THE MAX PRESSURE WRITTEN ON THE TIRE. Inflate to the recommended factory tire pressure inside your door.
where do yall get your facts. 44 psi? You risk damaging the tire by running it at 44 than you do at 35.
and oh **** who just bumped this damn thread from october
yeah i adjusted the PSI on my wheels as well.
it was amazingly low as i have not checked it in a long time and the temperatures have begun dropping below 0Cfor the past week or so.
I think for every 5C change in temperature the PSI changes by 1 or 2. so i put it to 37 PSI all around and when the weather hits -20C in december / january it should drop to about 32 all around
it was amazingly low as i have not checked it in a long time and the temperatures have begun dropping below 0Cfor the past week or so.
I think for every 5C change in temperature the PSI changes by 1 or 2. so i put it to 37 PSI all around and when the weather hits -20C in december / january it should drop to about 32 all around
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