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Tire Wearing

Posted: Tue Sep 06, 2011 1:15 pm
by cq358
Is it normal for having both front wheel wear more on their outer edges?Those are the reading for my set of OEM Badyear RSA with 9000km/5500miles usage interval.out=outer edge/Mid=mid section/in=inner edgeall in inchestires have been rotated twice since new.Left FontOut/Mid/In0.208/0.22/0.221Right FrontIn/Mid/Out0.2195/0.2155/0.2035Left RearO/M/I0.2125/0.24/0.2415Right RearIn/Mid/Out.2415/0.245/0.2205

Re: Tire Wearing (cq358)

Posted: Wed Sep 07, 2011 4:18 am
by KITT222
I'm not an expert on this by any means, but from what I know that may mean that toe/camber is off. You might want to get a full alignment.

Re: Tire Wearing (cq358)

Posted: Wed Sep 07, 2011 10:02 am
by star_deceiver
If you take corners, you'll get more wear on the outside of the tires... Up your psi some and you'll get less tire flex!I'd say your numbers there are pretty normal. I know just by using a dime that my 4 tires wear this way.

Re: Tire Wearing (star_deceiver)

Posted: Wed Sep 07, 2011 12:39 pm
by cq358
I am running 36-37 psi this 9000km. But i did some hard corner run at Winding Sunshine Resort and smoked the brakes and that was it.. the only time driven hard..if my car is not pulling .. do you see if the wear still normal ,given that i haven't hit anything or curb scrub..etc.. or the factory spec has more negative toe to increase on center feel?

Re: Tire Wearing (cq358)

Posted: Thu Sep 08, 2011 6:42 am
by star_deceiver
I've taken some pics of what the wear on mine look like. I'll post them when I get home. BTW, this will be about 30000kms of wear, and my tires only get rotated at the beginning of the year when the winters come off!

Posted: Thu Sep 08, 2011 8:45 am
by djkeev
If the tires are wearing on BOTH edges and there is a lot of tread in the center, that indicates UNDER INFLATION. You need to add a few more PSI into each tire. I run 32 / 33 in my tires and I have very even wear across the entire contact surface.IF it is only on ONE edge, be it inner or outer, you've got some sort of front end alignment issue or toe adjustment issue.Get the car to a COMPETENT front end shop for an alignment. If you are due for new tires, do it after they are installed. If you've got a lot of life in these tires, go do it now.Dave

Re: (djkeev)

Posted: Fri Sep 09, 2011 1:43 am
by cq358
I believe the alignment is off, should be too much toe-in , even though it track straight (still stable at 85mi/hr). I still want to get better millage with my vibe and paying 60 bucks for alignment would pay off after 8 tanks of gas anyways..

Re: (cq358)

Posted: Sun Sep 11, 2011 10:41 am
by star_deceiver
Here's my left front, measured using a 10 cent tool!Left rear, minor featheringThese tires have about 30000kms on them and have never been rotated.

Re: (star_deceiver)

Posted: Mon Sep 12, 2011 12:30 pm
by cq358
First picture 4/32nd Second picture 5/32ndThird picture 4/32ndFourth picture 4/32ndFifth picture 5/32ndsixth picture 6/32ndThose are my guesstimates..which brand of tire are those?

Re: (cq358)

Posted: Tue Sep 13, 2011 9:15 am
by star_deceiver
Hankook Ventus V4 205/50/17They've got another summer left in them.

Re: (star_deceiver)

Posted: Tue Sep 13, 2011 9:51 am
by cq358
how much you paid for a set..are they better than the RSA?Hard to believe the $itty RSA already have cracks at them just 3 year of summer usage. either those tire cannot run at 35psi or the rubber they use is not as sturdy as compared to yoko/toyo ..