The sole point of contact between the vehicle and the road, tyres are a vital and oft-overlooked component.

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1answer
922 views

How to mark tires so they can be identified after theft?

A real-life situation: a car owner leaves his car near a multistoried building in the evening and in the morning he sees the car is standing on bricks and wheels are gone. He addresses the police and ...
3
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2answers
233 views

Where can a tire be leaking if no nail/screw?

One of my tires leaks from 32 psi to down below 25 psi in less than a day and it's not due to a drastic temperature change. I took the wheel off to inspect for nails/screws and couldn't find any. ...
3
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2answers
374 views

Front, driver-side wheel sounds like it's skidding when braking

I have a Nissan Micra (UK, 51-plate, 2001 model) and I've today noticed a sound a bit like skidding when I apply the brakes, gently, around 30mph. Driving and steering as usual is fine, no unusual ...
3
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1answer
125 views

Help deciphering the penny test

My tires are starting to burn out at nearly the drop of a hat, so it's time to start looking at tire wear. I've never had to replace tires due to wear before, so this is foreign territory for me. ...
3
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1answer
158 views

How much mpg am I losing with different inflated tires?

I have the front passenger side and rear driver side tires at 34 psi. The other two wheels are around 28. How much is this affecting the mileage on the car? It is a 2004 Cadillac SRX V8, and the ...
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2answers
31 views

Fitting age of tyres?

Is there a maximum age of tyre you'd consider fitting to a vehicle? I'm looking at buying 4 new tyres, and they've been reduced (I believe) due to the DOT date being in 2012. Is there any problems ...
3
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3answers
69 views

Winter tyres - how necessary are they?

I am in the UK and we don't usually have a lot of snowfall. But sometimes the roads can be a little rough. I drive a 1.2L Mitsubishi Colt CZI and I haven't put the winter tyres yet. My concern is ...
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3answers
2k views

Is it safe to downsize from 205/55r16 to 195/65r15 for winter tires?

I own a Hyundai Elantra GT SEL 2014 which is currently equipped with stock Hankooks 205/55r16. I am looking to buy a set of winter tires and I was originally looking at 16" tires but a friend ...
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3answers
9k views

How to diagnose high speed vibration?

I get a vibration at high speeds (50+), can feel it particularly in the steering wheel, front seats, dashboard. I have been trying to figure out what's going on, keeping in mind that: All 4 shocks ...
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1answer
1k views

Ford Focus steering wheel vibration and noise from front right wheel4

I drive a Ford Focus 2004 which has about 104 thousand km on the clock. There is a constant noise from the front right wheel which goes away when I depress the clutch. Moreover around 60km/h and ...
3
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2answers
818 views

Honda 2005 CRV - tire noise or bearing noise?

I have a 2005 Honda CRV (RD7), with 190k km on the clock. Over the last 10000km or so, there's been a slight hum coming (I'm pretty sure) from the rear, and sloooowly getting worse. The specifics of ...
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4answers
532 views

Finding Cause of Slow Tire Leak 2001 Camry

I have a 4cyl 2001 Toyota Camry It has the following rims. I believe they're an aluminum alloy. I have a matching set of 4 DUNLOP tires rated for 44 PSI. I'll edit this post with specifics ...
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4answers
635 views

How often can I reinflate my tire

How often should I reinflate my tire. My bike has tubeless back tire and tubed front tire. Currently I am reinflating once in a week with 35psi(back) and 25 psi(front). Should I need to reinflate my ...
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2answers
1k views

Durability of chrome rims vs aluminum alloy

We have a Japanese car that recently developed a slow leak in the right rear tire. One tire shop told us that we needed new tires on the back, but the justification sounded weak so I drove it for a ...
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4answers
18k views

Wobbly Steering-wheel after changing Rims/Tires?

I've just recently swapped Summer Tires/Rims for my Winter set on my own for the first time. As it should be an easy concept, I went to a "U-Wrench" type shop where you rent a stall with a lift/tools ...
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2answers
349 views

Removing a nail from my tyre

I have a 2" nail in the side of my rear tyre on my motorcycle. The nail is fairly firmly stuck in the tyre but I'm not sure if it has actually penetrated it (it has gone in sideways). The damage is ...
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2answers
429 views

does changing tires void warranty for a new car?

I wanna change my tires for snow tires. I don't want to buy them at my dealer but at Costco. Can that void my Honda warranty ?
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3answers
768 views

Front End Alignments

I recently had my vehicle in for a front end alignment. They told me all of my shocks were bad, causing all of the problems, and that they would not be able to align the front end with those bad ...
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2answers
75 views

MOT coverage for car issues

This is a very UK specific question. I was wondering what sort of tests and (if any) fixes are covered by MOT tests. I know that lots of auto shops do servicing that focus on the MOT aspects of things ...
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1answer
151 views

When unidirectional tires are rotated, do they also need to be flipped?

Just took our 2005 Subaru Outback in for an oil change, and got the guys to rotate our tires, which they forgot to do last time (so it had been about 7500-10000 miles since last rotation, as we get ...
2
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1answer
59 views

New Tires and entire truck shakes after 70 mph

I just had new tires put on a 2002 dodge ram and then new brakes and rotors. Took truck on highway and had shaking after 70 mph. The truck did not shake before all the new stuff. U joints are fine. ...
2
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1answer
78 views

Need clarity on the penny test

On 3 of my tires, the penny just won't stand in the tread. The gap in the tread is too wide for the penny to stand. Does that matter? In case of the 4th tire, the penny goes in to some degree. This ...
2
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1answer
119 views

Usability of Unused Winter Tires

I have not used my winter tires for ten years. They were used only for one winter. Are they still good? Tread is good but has the rubber been affected by long storage?
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2answers
39 views

Storing a car on wood blocks in storage unit

I'm going to Air Force Field Training this summer, which means that I will have to leave my car unattended (in Prescott, AZ) for a month. This is a problem for a few reasons: I have Goodyear MT/R ...
2
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1answer
63 views

Driving on a tire with different aspect ratio number than recommended?

I have a 2012 VW Passat SEL. Corrently I have Han Hankook tires 215/55R17 on them. I am looking to get a full size spare tire and am looking on Craigslist for a cheap alternative. What will be the ...
2
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2answers
146 views

Noise and vibrations in car (VW GTI 2011)

I have been having lots of noise and vibrations at high speed. I took to the dealer (VW) and was told it was because of flat spots on my tires. Its a front wheel drive. My threads are in pretty good ...
2
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1answer
33 views

Replacing new tires on front because rear ones are a different size

I understand that normally when replacing front tires new ones go on the back and the old back ones are moved to the front, as the better tread should go on the back for more stability. My front ones ...
2
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2answers
229 views

Does a wider tire always mean more grip/traction

Recently, i had a discussion with someone about tire width. I claimed, that with bigger (wider) tires, a car would have more traction/grip. The person i was discussing this with, agreed with me, up to ...
2
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3answers
68 views

Winter Tire Downsize

I have 14 Ford Fusion SE, 2.0 w/ 235/45R18. I want to downsize for winter to 17". I understand the rule of thumb is to stay as close to the OEM diameter as to minimize difference with speedometer, ...
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2answers
96 views

Odd sound after tire rotation?

About two days ago I got my tires rotated on my 2005 Chevy Cobalt while I was getting an oil change. This was the first time that the tires had been rotated in at least 14,000 miles (since I purchased ...
2
votes
1answer
277 views

Had shocks, rear axle, tires replaced - alignment still out of spec and car vibrates?

Last year my old tires became ruined (cupped and feathered) because of ancient, horrible shocks and struts. Since then, I've had all new shocks put in, my rear axle was replaced (because toe couldn't ...
2
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1answer
912 views

How to determine tire compatibility [93 4runner]

I have a 93 Toyota 4runner with 31/10.5-15, if I understand the conversions correctly that would be a 267/76/R15 in metric. I am looking at replacing these tires and have found a set of 235/75/R15's ...
2
votes
1answer
129 views

What happened to my tire between the time I got it and the time I found it deflated?

Here's the scenario: I purchased 4 new tires with installation for my 2003 Ford Focus with almost 200,000 miles on it (original aluminium wheels). When I got my car from the tire place, I noticed ...
2
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1answer
28 views

Symmetric tyres with tread reversed in each side of the axle

Given 4 symmetric tyres, assume the central tread is set like this, front axle v ^ rear axle v ^ Is this a valid layout ?
2
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1answer
118 views

Factors affecting car tires life time: milage or aging?

I have this question about the tires especially I'm planning a road trip this summer. So this is the situation of my car that raised this question. I bought this car brand new in 2011. I am a light ...
2
votes
1answer
93 views

Please Identify these tires and are they ok for truck?

I have a 86 Chevrolet C30 dually truck. The tires are something I've never seen before. The brand is "A ? X" (some symbol in middle). A mechanic said these may be nylon tires and could be the ...
2
votes
1answer
357 views

Why does my Toyota Camry Hybrid (2008) keep consuming tires?

I bought my Toyota Camry Hybrid new in 2008. I specify Hybrid because I know the weight distribution is somewhat different. I've driven 50,000. I live in South Florida. I've already replaced all ...
2
votes
1answer
525 views

Car decelerating quickly

I recently changed my brake pads and did wheel alignment at the official workshop of my car manufacturer. It was driving just fine but suddenly as I was driving it at one fine point the steering ...
2
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1answer
249 views

What might cause a Tire Pressure Monitoring System (TMPS) to intermittently get no reading?

I bought a used car a few years back that has a Tire Pressure Monitoring System (TPMS) including a readout on the dash with the pressure level on all tires and a warning indicator when any of the ...
2
votes
1answer
32 views

Front tires hitting struts

2006 Mazda 5 Sedan front tires are hitting while traveling. There is lots of clearance when not moving. We just put 4 brand new tires on 4200 miles ago. Drivers side rubbed a little on the side but it ...
2
votes
1answer
44 views

Does my Vauxhall Meriva need XL tyres?

I've got a Vauxhall Meriva B (2011) 1.7 Diesel auto, and it needs new front tyres. Currently it's got 205/55R16 94V Michelin Energy Savers on it. I've been looking at some tyre sites (eg, black ...
2
votes
1answer
76 views

A3/A4/A6 alloys on an A5

I have an Audi A5 and I want to put genuine Audi 7-double-spoke alloys on it. The problem is as far as I know these alloys are only created in 20" for the A5. Does anyone know if it is possible to ...
2
votes
1answer
558 views

Looking for Tyres for Pulsar 150 bike with 180cc engine

I have a pulsar 150 bike modified with 180cc engine. I am looking for tyres(both from and rear). The tyre should have have good cornering capability and a very good grip. Till now I have. I looked at ...
2
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0answers
25 views

Out of round wheel?

I have a '99 Mitsubishi Eclipse GS that has a terrible vibration problem that occurs at all speeds, with it being very bad on the highway. During turns, it gets worse then better, as if both front ...
2
votes
0answers
28 views

My tire wobbles

At slow speed one of my front tires on my 2000 Grand Am SE 4 door wobble, but feels fine at a higher rate of speed. Was told by a person at a tire store my tread is breaking loose and I need a new ...
2
votes
1answer
79 views

Why is tire sidewall height expressed as percentage of width?

I'm quite familiar with the code used to define tire sizes, but one aspect of the code always confuses me. The second number defines the sidewall height as a percentage of the tire's width. As an ...
2
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1answer
82 views

Motorcycle tire shopping confusion

I'm having a hard time choosing a tire for my bike ('11 Yamaha FZ8n). The main source of my confusion are very similar markings on a multitude of tires that don't make a lot of sense to me. I was ...
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5answers
72 views

More air pressure in tyre Vs Mileage

Whenever I inflate my tires to medium/recommended pressure the mileage is better and obviously when it is very low the mileage affected. But I want to know why my mileage affected even if I keep ...
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1answer
71 views

Tire Diameter Vs Tire Wear

I was told that larger diameter tires, in my case 55/R19 , wear faster than a comparable smaller diameter, say 55/R17 inch tires. Fact or fiction?
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2answers
167 views

Should I replace the tires earlier?

I recently read from a reputable source that tyres should be replaced at 3.2mm of tread thickness, not 1.6mm as the previous dogma suggested. My tyres are all in the 2.0mm - 2.5mm range. I understand ...