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-   -   Those with 275 or wider front tires, please check in (http://www.the370z.com/wheels-tires/41294-those-275-wider-front-tires-please-check.html)

speedworks 08-18-2011 04:08 PM

Those with 275 or wider front tires, please check in
 
Ok, so I put some new wheels/tires on the car, and am having a vibration in the front, that we can't figure out. The new front tires are 275/35/19. Here is the problem: at highway speeds 60-80mph I get a slight vibration in the wheel - not completely smooth like the oem package. I confirmed it was not a car issue by putting the OEM tires/wheels back on (absolutely smooth ride). We have already replaced one of the tires (runout was bad), and the wheel/tire package has been road force balanced a few times. FYI, the wheel width is 9.5. And yes, it has hubcentric rings (2 different sets tried). One suggestion the seller had was that the front tires are too wide and that may be causing the issue; option 2 is the wheel is bad (which I think is the issue). I need some feedback from those who have a 275 or wider tire on the front and have you ever had no vibrations? Please chime in, thanks.

cossie1600 08-18-2011 04:24 PM

no, i have 285 on a 9"

speedworks 08-18-2011 04:44 PM

^^ no vibrations? Thanks.

cossie1600 08-18-2011 05:06 PM

More than before, but nothing ordinary.

speedworks 08-18-2011 05:07 PM

I'm confused, you have more vibrations then before (oem) or not.

cossie1600 08-18-2011 06:38 PM

I get a little more simply because I can feel more of the road, but nothing out of ordinary. I am on set #3

Spec Jay 08-18-2011 07:33 PM

what tire did you get?

Zat_Zuma 08-18-2011 07:36 PM

I have 275/35/19 on Bridgestone Re050A (stock rear tire) on a 9.5" rim.
I do have more road feedback but nothing I would consider tire vibration.

Maybe you need to describe the level of vibration more?

onefastz 08-18-2011 07:38 PM

I know I don't have wider than 275 on the front, but I went with 255's for the front and 305's for the rear when I got my new wheels, and I have a slight vibration. When I got them mounted and balanced, I drove about 2 days and went back to the shop to let them re-balance. It was pretty well off what the balance should have been, so they put a few of the weights right behind one of the spokes to balance it out and now it doesn't vibrate near as bad as it did. At about 70 mph, the steering wheel very slightly vibrates, but I'm thinking that's because it's just a wider tire than oem.

cossie1600 08-18-2011 07:54 PM

No, they just cant balance a tire. You will always get more road feel with a bigger contact patch, but then it shouldn't be anything dramatic if they are balanced correctly

speedworks 08-18-2011 08:00 PM

Ok, let me try to explain the vibration. With OEM, I can take my hands off the wheel in the 60-80mph range, and the steering wheel doesn't move (no vibrations visible to the eye). With the new wheels/tires, I do the same thing, and the steering wheel rotates back and forth about 3-5mm of rotation (circumference?). OEM, nothing, aftermarket visible vibration.

onefastz 08-18-2011 08:06 PM

Quote:

Originally Posted by speedworks (Post 1269177)
Ok, let me try to explain the vibration. With OEM, I can take my hands off the wheel in the 60-80mph range, and the steering wheel doesn't move (no vibrations visible to the eye). With the new wheels/tires, I do the same thing, and the steering wheel rotates back and forth about 3-5mm of rotation (circumference?). OEM, nothing, aftermarket visible vibration.

Mine does the same, but barely at this point since I went back and had them rebalance them. They told me it was because the tires are wider and will be a little more rough on the road compared to stock. After I got them rebalanced though, it definately did not vibrate as much as it did at first.

Spec Jay 08-18-2011 08:31 PM

heres an extreme example. its like going from raceslicks to mudding tires.

98intrigue 08-18-2011 09:21 PM

Quote:

Originally Posted by onefastz (Post 1269191)
Mine does the same, but barely at this point since I went back and had them rebalance them. They told me it was because the tires are wider and will be a little more rough on the road compared to stock. After I got them rebalanced though, it definately did not vibrate as much as it did at first.

Same for me.

cossie1600 08-19-2011 12:38 PM

When you have a wider contact patch, you are going to feel the road more. Still, there shouldn't be any major vibration. I have gone through a set of 265 and 285 on my car, none of them vibrate much more than stock, but I could feel the road more.

Watch from the 10 sec mark to 16 sec. I had one hand on the wheel going 80+, no noticeable vibration back and forth.

0611 CART Lime Rock Park GT3 Rain - YouTube

If your tire guy is correct, all the sports cars would be vibrating like a vibrator since they all have huge tires!

dirTy_shoeZ 08-19-2011 02:27 PM

im jealous, my offset made me run a 255/35 :( on a 9.5

speedworks 08-19-2011 06:12 PM

Quote:

Originally Posted by cossie1600 (Post 1270151)
I have gone through a set of 265 and 285 on my car, none of them vibrate much more than stock, but I could feel the road more.


If your tire guy is correct, all the sports cars would be vibrating like a vibrator since they all have huge tires!

I'm in agreement, I've had wider then stock tires on many vehicles, and the vibration has never been there or worse then stock. Although, I don't get vibrations on my cars, when I get new tires - they are always good. I do think it is the wheels.

cossie1600 08-19-2011 06:38 PM

You should ask them to put it on the spinner, just look for any visual wobbles. How much weight did it take when you put them on?

speedworks 08-19-2011 07:13 PM

It's a pretty reputable place (forum sponsor), that has some good equipment. They have worked with me very nicely, but we still haven't fixed it completely. The first time, they shipped the fronts back, and found out it had one tire that was bad. This time, we are trying to see what the next step is.

phunk 08-19-2011 08:28 PM

i have 275 front, no vibration at all at any speed... its like stock on smooth road, a little bit of tracking on rough road (where the steering wheel sorta pulls into the ruts). in other words, everything perfectly normal and expected from large sticky tires.

rather than ship wheels and tires back and forth, just go to a local tire shop and have them figure it out?

speedworks 08-19-2011 10:19 PM

Seller is responsible for the vibration, started on first drive, so they are taking care of everything. No local experts anyway (NE is different). My suspect of the wheels is getting stronger with the comments.

speedworks 08-24-2011 03:04 PM

Bump...no one else has an opinion - there are many of you with wider front tires, please chime in if you have vibrations or not. Thanks.

98intrigue 08-24-2011 03:30 PM

Quote:

Originally Posted by speedworks (Post 1278786)
Bump...no one else has an opinion - there are many of you with wider front tires, please chime in if you have vibrations or not. Thanks.

I had a bad vibration from around 65-80 like you are describing. At the time, I was on the OEM alignment with my 19" SSR wheels on and blown front shocks. After I got an alignment and my front shocked replaced, the vibration is much less noticeable. There's still a slight vibration, but I blame it on my spacers.

JJ-NISMO 08-24-2011 05:36 PM

275/30/20 front. No vibrations.

atropine 08-24-2011 07:29 PM

285/35/19 front and rear on stock Sport wheels. No spacers. No changes to OEM suspension. No vibration at all.

speedworks 08-24-2011 07:34 PM

^^ thanks guys, keep it coming

FortuneLSX-TT 08-24-2011 07:53 PM

285/35/19 RE-11's on stock Nismo front rim, no abnormal vibrations. I do get the alignment checked reguarly though. Been about 8,000 miles on the RE-11's so far.

Red__Zed 08-24-2011 07:58 PM

Quote:

Originally Posted by FortuneLSX-TT (Post 1279327)
285/35/19 RE-11's on stock Nismo front rim, no abnormal vibrations. I do get the alignment checked reguarly though. Been about 8,000 miles on the RE-11's so far.

damn, do you rub?

FortuneLSX-TT 08-24-2011 08:10 PM

No rubbing. Stock Nismo suspension, no spacers. Went to a 305 in the rear, and it did wonders for the understeer.

Mike 08-24-2011 08:14 PM

275/35-18 Hankooks and 285/30-18 AD-08s. Neither of them have any unusual vibrations.

carlitos_370z 07-23-2014 07:29 AM

i know this is old has hell hahhaa!! but i can install a 275/35/19 tire on a 19x9.5+12 wheel for the front?

Thanks!!!

carlitos_370z 07-23-2014 07:32 AM

btw i forgot to say that my car its dropped on Swift Springs

Thanks!!

LostSol 07-23-2014 07:41 AM

Quote:

Originally Posted by carlitos_370z (Post 2905277)
i know this is old has hell hahhaa!! but i can install a 275/35/19 tire on a 19x9.5+12 wheel for the front?

Thanks!!!

Not a chance, you will rub like hell. I have 255/35's on a 9.5 +18 and any bigger and Id rub. Im actually buying new wheels to be able to run a 275 or 285 up front and they will be a 10" +30

carlitos_370z 07-23-2014 07:59 AM

Quote:

Originally Posted by LostSol (Post 2905287)
Not a chance, you will rub like hell. I have 255/35's on a 9.5 +18 and any bigger and Id rub. Im actually buying new wheels to be able to run a 275 or 285 up front and they will be a 10" +30

Great!!! thanks for the help dude!!:tup:

Read T 07-23-2014 08:44 AM

275/35/18 up front on Forgestars. Silky smooth at all highway and track speeds.

I did used to run Starquest wheels on my 240sx at the track and got some very bad vibration like you are talking about. I had the wheels balanced, and my suspicion kind of went to the spacers, but they weren't hubcentric.

Rusty 07-23-2014 04:08 PM

275/35-19 PSS on 9.5x19 +25. Fits perfect. :D

gomer_110 07-23-2014 05:50 PM

AutoX setup: 315/30-18 on 18x10 +30 :tup:
fwiw Currently still at factory ride height as ASP builds are freaking expensive especially a good set of race shocks.

https://farm4.staticflickr.com/3837/...9dcd1701_c.jpg

wheee! 07-23-2014 06:10 PM

275's on the front and 305's on the rear, stock wheels. Drives 10x better than stock...

No issues, vibrations or otherwise

synolimit 07-23-2014 10:09 PM

It's already been said, its the wheel or tire if the balance is right. Although I will say some tires just suck. If you read some reviews on tire rack you'll see a few tires that are just insanely quite and smooth. The conti DW comes to mind. The oem tires I had sounded like a mud tire and didn't feel smooth. Although I never checked if the tires had been deflated from 60psi from Nissan.

CC QUIK 07-23-2014 11:03 PM

275's up front and 295 in back on H&R springs. no issues. sport wheels


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