A petroleum based rubber mounted on the wheels of vehicles to provide a higher friction coefficient between a vehicle and a road surface.

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30
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5answers
8k views

Is tire rotation important?

I just bought new tires for my car and included was free tire rotation every 7,500 miles for the life of the tires. I have heard many things about tire rotation, including: it's a worthless ...
23
votes
8answers
2k views

Are tyre repair kits a viable alternative for a spare wheel?

I would REALLY like to get rid of my spare wheel. The wheel is heavy and I need the spare wheel well for... other purposes. In my history of driving I never had to use the spare wheel, so it cost me a ...
21
votes
8answers
6k views

What is my friend's wife not telling him (about this tire)?

So a friend of mine sent me this picture of a "blow out" that happened on his wife's car (some Infinity coupe). She said that it just happened all of a sudden with no warning. She says she pulled ...
20
votes
4answers
4k views

Why do tyres go flat after a few weeks of non-usage?

My car is a 2007 model FIAT Albea 1.3 liter 4-door saloon. I think it might be the "fire" version. Made (assembled) in Turkey. I use it 6 months a year but 4-5 weeks at a time. When it's stored/parked ...
20
votes
2answers
982 views

How To Read Car Tires

On my VW Passat B5 tires, there is a marking that reads "195/65R15 91 V". What does this mean? Do I have to get replacement tires with this exact marking on the side of the tire in the future or not? ...
19
votes
7answers
22k views

How old is too old for a new tire?

When shopping for new tires from tirerack.com, the production date of the tires is listed. I'm considering tires from a 2007 production run, which would make them around 5 years old today (after ...
18
votes
4answers
22k views

What are the benefits of low profile tires?

I have yet to find anyone that knows of any benefits of low-profile tires. All of the pros that I've asked have said there is no benefit. Naturally, the number of pros that I have available to ask is ...
18
votes
3answers
53k views

Must I Replace All 4 Tires on an All Wheel Drive (AWD) vehicle?

I have a 2005 Subaru Legacy 2.5i Wagon. I just destroyed the passenger-side rear tire. The tires have approx. 6/32" tread remaining, per an informal measurement with a coin (I used this guideline ...
17
votes
6answers
5k views

Normal to leave nail in tire after a flat?

So today was that epic event of walking out into the parking lot at high noon, sun blazing, and finding out you have a completely flat tire. Skipping over the usual details about changing out a tire ...
17
votes
11answers
181k views

How do I loosen stuck lug nuts in order to change a tire?

How do I loosen car tire lug nuts (so that I can change a tire) when they are really really stuck? I have tried turning the provided wrench, even standing and jumping on it. This worked for 4 of the ...
16
votes
5answers
88k views

Just HOW urgently should I replace this tire? Is it safe to drive on at all?

It's my rear right tire. It has a significant bulge in the sidewall. Here are two pictures of the bulge (original URL): Do I need to replace it before I ever drive on it again? Should I put on ...
14
votes
6answers
14k views

How to fix leaky tires after 2 shops couldn't

I have an SUV with factory 16" steel wheels and P235/70R16 tires. The tires have just under 30,000 miles of gentle driving on them. Two of the tires have been leaking quite a bit (about 10 psi per ...
14
votes
8answers
251k views

Steering wheel shakes at high speeds

the steering wheel sometimes shakes at high speeds around 70 miles per hour. It does not always happen. Some day when I am driving at 70, I feel no shakes. some day it shakes badly at the same speed. ...
14
votes
2answers
343 views

What factors affect the maximum air pressure that should be put in a vehicle's tires?

For just about every car, there's at least two different "maximum tire pressure" ratings. The vehicle manufacturer's rating. This is usually found on a sticker attached to the driver's door. The ...
13
votes
4answers
3k views

Is a tire with exposed wire safe to drive on?

This is my front passenger tire. As you can see, there is a large crack where you can see wire underneath. I ordered new tires that are supposed to arrive on Friday, however, I still need to get to &...
13
votes
4answers
1k views

Should I fill my tire?

I measured the PSI on my rear driver tire (using a gauge pin - push it into the needle and a stick pops out with a reading), and I got a reading of 22 PSI. My tires are supposed to be anywhere from 30-...
13
votes
2answers
166 views

Cold temperatures and tire pressure light

I have 2013 Nissan Rogue. I live in Toronto, Canada, so it is very cold here right now. I understand that cold temperatures can cause the tire pressure light to come on, but will it actually affect ...
13
votes
1answer
451 views

Will snow tire studs get rusty if a tire is washed before putting to storage?

Once snow tires are changed to warm-weather tires in spring it's tempting to wash them before putting to storage so that they don't stain stuff they come into contact with. One concern is that studs ...
12
votes
4answers
1k views

Tire SideWall Damage. Replace?

Yesterday I bumped into a curb and my tire has sidewall damage. Is this tire safe to drive on? or do I need to replace this tire?
12
votes
3answers
7k views

How much air should a tire lose each month?

How much air does a tire typically lose each month? Do nitrogen-filled tires actually lose less air (well, nitrogen) each month? If so, what's normal for them? According to a tire store manager I ...
12
votes
5answers
3k views

How to carry a full-sized spare?

I have a 2004 Subaru Impreza WRX, but I suspect my question can be generalized to apply to many smaller cars. Not being a fan of donut spare tires, when I replaced my tires about a year ago I kept ...
12
votes
3answers
725 views

Should I change my tires so they all match?

Here is my situation: 2012 Honda Civic EX, 1.8L with P205/55R16 tires recommended Three (both front, and left passenger) tires are OEM Continental ContiProContact P205/55R16 89H with about 20,000 ...
12
votes
1answer
95 views

What is cold tire shearing?

I have friends that goto Track Days frequently on their motorcycles. If the first session is very cold they use their old tires and don't ride real hard because they don't want to shear their good ...
11
votes
4answers
1k views

If only replacing two tires should they go on the front or back? [duplicate]

As the titles says I've seen several shops indicate that if you can only replace two tires that they should go on the rear, example Firestone: So shouldn't tires be placed on the front? I was ...
11
votes
3answers
322 views

Should the inflation pressure for low profile tires be the same as for regular tires?

I always thought that even if you go the large wheel + low profile tire route one should keep the pressure to what's recommended by the manufacturer. However I noticed that some people swear by ...
11
votes
1answer
345 views

Tire Maintenance

I just bought a new car and I have heard three things about tires: They need to be aligned They need to be balanced They need to be rotated Now, what I do not know is how often each needs to be ...
11
votes
5answers
39k views

Differences and Recommendation between Steel and Alloy Wheels for Winter?

There are many discussions regarding steel vs. alloy wheels in Winter on multiple forums. It would be good if someone could lay out full facts and help scale these differences (questions below). For ...
11
votes
4answers
17k 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 ...
11
votes
3answers
5k views

What is a hot patch, and how is it done?

I recently picked up a piece of metal in my tire, leading to a flat. The mechanic said he could not plug the tire, and that a "hot patch" was required. What is a hot patch, how is it applied, and ...
11
votes
1answer
81 views

Radial tires: Do they bulge at too high pressure?

It's tire pressure time! At least when looking at the recent new questions. So here is another question about air pressure. At driving schools, shops and in the internet you often find this type of ...
10
votes
4answers
1k views

Should a tire with cracks along the outer perimeter of the sidewall be replaced?

I have creases or small tears running throughout the perimeter of my tires. Does this warrant replacing the tire completely?
10
votes
5answers
932 views

Second hand car - Engine/Tyres/Etc

I am looking into buying a second hand car from a reputable Mercedes-Benz dealer (not just some dodgy salesman by the side of a road lol....). Anyway, there are a few maintenance/mechanical things ...
10
votes
4answers
916 views

Is tire life by mileage a failure point or wear point?

When getting new tires and a seller refers to a tire with a 60,000 mileage life does that mean that the actual tire is expected to reach a full wear pattern by a certain thickness or is that from a ...
10
votes
3answers
54k views

How long can I drive on a donut spare?

This is a pretty common question and I get a lot of conflicting responses from "Extremely dangerous could blow out at any minute" to "I've driven on it for a month". A mechanic at midas told me I ...
10
votes
1answer
174 views

How does tire pressure affect susceptility to hydroplane?

Is a tire's propensity to hydroplane proportional or inversely proportional to tire pressure? That is, if a tire is over inflated or under inflated, is it more or less likely to hydroplane?Edit: This ...
9
votes
5answers
541 views

How to remove metal valve caps?

I put metal valve caps on my tires a year or so ago, because I'm an idiot. When I went to add some air to my tires one day, I found that the caps were seized up. Now I am unable to get them off. This ...
9
votes
5answers
671 views

Cheap tyres on rear of car?

I've bought a car with two worn rear tyres (still legal, but between 3 - 4mm of tread left, so will need replacing soonish) and two brand new (but cheap off brand) tyres on the front. I'm wondering ...
9
votes
3answers
3k views

Can my tire blowout be attributed to a lower speed rating?

Yesterday I had a tire blowout. When I visited a tire shop (Costco Tire Center) afterward, the person there told me that my tires are under-rated for my vehicle. My vehicle is a Honda Accord 2002, ...
9
votes
1answer
86 views

Tire Replacement - 30k mile, mechanic says its okay to only replace one?

We have a 2014 Toyota Corolla with a little under 30,000 miles. A few months ago some road debris resulted in a punctured tire (rear passenger side). We had the tire fixed, but found out that they ...
8
votes
5answers
100k views

Is it okay to replace one tire (of four matched tires) with a completely different model of tire?

I have a 2011 Ford Focus, and while the car itself is good quality, I have now ruined two tires in three months by merely driving over a screw. Ford offers no road hazard on their tires, so I am ...
8
votes
5answers
460 views

How long before replacing tires that are already at 2/32?

My tires need to be replaced, but the tires I want need to be ordered and could take up to a week. I took my car to the shop 2 weeks ago and I was told that my tires need replacing. I checked them ...
8
votes
1answer
119 views

Tire Speed Rating Naming Convention

According to an answer on this page the speed ratings that can appear on the end of a tire specification (like "195/65R15 91 V") include almost all of the letters of the alphalphabet in almost the ...
8
votes
2answers
71 views

Can I only get an alignment on new tires or is the salesman just being pushy?

When purchasing new tires, the salesman is quick to recommend getting an alignment as well to prevent premature tire wear. I've even been told that you have to get the alignment done when the tires ...
8
votes
2answers
2k views

Is it normal both TPMS sensors fail just after changing tires?

I had the rear pair of tires of my 2006 Toyota Prius changed recently. Both were already bald and one was also leaky. The Tire Pressure Measure Sensors were pointing correctly that the leaky tire ...
8
votes
2answers
477 views

All weather tires vs winter tires on well-plowed roads

I live in Minnesota. I've seen lots of people recommend changing to winter tires in the winter. However, what doesn't make sense to me is that the roads are plowed very well here. 90% of my driving ...
8
votes
2answers
754 views

Motorcycle chewing through too many front tyres

I have a Y2K Triumph Speed Triple that has an excessive appetite for front tyres. It eats two front tyres for each rear tyre. This is reverse what it should be. I run the tyres at about 38 PSI and ...
8
votes
1answer
551 views

How to interpret tire condition

What information can be gleaned by visual inspection of a set of tires on a car? How would I interpret excessive wear on the outside edge of the tires vs. wear on the inside vs. wear in the center? ...
8
votes
2answers
773 views

What could be a likely cause of unusual “torque steer” after repairs?

I have a 2012 Dodge Avenger SXT. Recently, I had a collision with an inanimate object which damaged my front-right tire and rim and also caused some very minor body & paint damage. Immediately ...
8
votes
4answers
4k views

Max temperature for studless ice/snow tires on asphalt?

I realize this is probably a loaded question with no clear-cut "line in the sand" answer, but I'd still like to see what people say. I live 3 hours from Tahoe area, so in the winter it is nice to ...
8
votes
1answer
162 views

Tires stick when turning after a car wash

I have a 2010 F-150 that just went through a car wash. After the car wash, I immediately noticed that the turning feels reduced/impaired. Specifically, when I have the steering wheel turned more ...