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Rim/tire set up...

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Old Sep 28, 2007 | 12:10 PM
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Default Rim/tire set up...

I just put an order for a set of P45Rs. They are 18 x 9.5" rims both front and rear. Whats the best tire size combo I should go for? Any suggestions?
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Old Sep 28, 2007 | 12:42 PM
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255/40-18 and 275/40-18 or 265/35-18 with a 285/35-18
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Old Sep 28, 2007 | 12:56 PM
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i'm getting some tires for a friend...same size wheel and doing 245/40/18 fronts and 265/35/18 rears...using the new Dunlop Direzza Z1's!

if you want to max out the tire...go with 265/35/18 front and 285/35/18 rear like terrasmak said.
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Old Sep 28, 2007 | 01:36 PM
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I recently bought four new wheels and they are all 18x9.5 +22. I plan on trying 255/35 front and 265/35 rear size tires.

Now, I didn't just pull these tire and wheel sizes out of the air. Everyone knows that you have to run a slight stagger on a 350Z to keep the ABS and TCS (or VDC) from going wacky. However, I decided that I wanted the tire sizes as close as possible so that the grip will be similar and that the front tires don't slide that much easier. So I decided a 10mm difference in width should satisfy that requirement.

Second, I wanted the sidewalls stretched to my liking. I have had problems in the past using performance tires on the minimum recommended wheel width and it feels sloppy. Plus, I have a theory. If I run a slight stagger on the same size wheels, it will cause the fronts sidewalls to be stretched (stiffer) and the rears are just a little less stretched, which causes the rear tires be less snappy (unpredictable) when they exceed grip.

I already run a setup like this on a set of 17x8.5 +35 wheels with 235/45 front and 245/45 rear tires that I use for drifting. It is extremely responsive. If you decide to try these sizes, let me know how you like them.

Last edited by Lawn Dart; Sep 28, 2007 at 01:59 PM.
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Old Sep 28, 2007 | 01:55 PM
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Will my VDC/TCS go wack if I decide to go 265/285?
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Old Sep 28, 2007 | 02:06 PM
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Nope
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Old Sep 28, 2007 | 02:10 PM
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Originally Posted by wayneside
i'm getting some tires for a friend...same size wheel and doing 245/40/18 fronts and 265/35/18 rears...using the new Dunlop Direzza Z1's!

if you want to max out the tire...go with 265/35/18 front and 285/35/18 rear like terrasmak said.

The front tires are 10.5mm taller than the rear. Are you sure you want to do this?
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Old Sep 28, 2007 | 02:26 PM
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I'm going 265/35/18 front and 285/35/18 rear on 9.5" rims for the Z.

On my stang, I had 275/40/17 in the front on 9" rims and 315/35/17 in the rear on 10.5" rims.
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Old Feb 17, 2008 | 10:29 PM
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I am very curious, what is your opinion on? Sorry for the jacking your thread

265/35/18(front) and 275/35/18(rear)

~Robert
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Old Feb 18, 2008 | 06:14 AM
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Originally Posted by LaoSiFu
I am very curious, what is your opinion on? Sorry for the jacking your thread

265/35/18(front) and 275/35/18(rear)

~Robert
Do you have VDC?
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Old Feb 18, 2008 | 06:59 AM
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unless you have VDC I dont know why youd take non-staggered wheels and run staggered tires. Tire rotation FTMFW. + all the Time attack cars are running non-staggered setups.
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Old Feb 18, 2008 | 07:49 AM
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265/35 18 front 265/40 18 rear
255/35 18 front 275/35 18 rear
265/35 18 front 275/35 18 rear
255/40 18 front 275/40 18 rear
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Old Feb 18, 2008 | 08:26 AM
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Originally Posted by davidv
Do you have VDC?
No VDC only TCS
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Old Feb 24, 2008 | 09:28 AM
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Sorry for the thread jack but anyone have suggestions on a tire combo for cr kais 18x9.5 +12 all around?
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