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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3
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1answer
55 views

Toyota aygo damage repair

I damaged my Toyota Aygo Spice Edition, on the left rocker panel because I had a flat tire. Also the 14" alloy wheels (6-spoke) is damaged and needs to be replaced with a new one. Would it be ...
2
votes
2answers
137 views

Steel radial belt showing on front tires only?

I have all new tires. Cannot figure out why but the front tires seem to being having some issue. I've had to replace the front more than the back. Today I was shocked when I inspected the front tires ...
1
vote
1answer
19 views

General Tire Altimax

I just got some new General Tire Altimax tires and they are feeling a bit funny, like there are a thousand micro vibrations --- you can't quite feel them, but I'm worried maybe after a while, it would ...
0
votes
1answer
42 views

Will it hurt to be off 5" on width on tires through conversion

I am a student for automotive and have a print out of the conversion chart for tires. it says I can go from 215/70r15 to 244/55r16 and only lose 1mph on speedometer, but found some 245/50r16 will that ...
3
votes
2answers
67 views

I have 225 45 r17 winter tyres on golf but peugeot 207 with 205 45 r17 tyres - could I interchange

I have 225 45 r17 winter tyres on my golf that are nearly new. I have just purchased a Peugeot 207 with 205 45 r17 tyres - could I also use my winter tyres on this car?
4
votes
3answers
129 views

Can I change a single worn tyre instead of a pair?

In April last year I bought a 2008 Ford Focus. The tyres were relatively new, all apart from the front right which was more worn than the rest. I've driven the car roughly 7,000 miles in nearly 11 ...
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 ...
3
votes
2answers
575 views

Can I replace my R14 wheels/tyres with R13 wheels/tyres?

I have a Peugeot 107 with 14 inch rims. My tires are bald and require replacing ASAP. I have a friend who has a Ford Ka with 13" rims. They purchased five new tired (including the spare) less than ...
12
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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?
5
votes
1answer
158 views

what could cause a scraping noise after tire rotation

After having one tire replaced, and the tires rotated, drove out of the shop immediately to a grrr (rubbing/grinding) sound momentarily, once per tire rotation. I noticed the "back" tires have pretty ...
3
votes
2answers
167 views

Can I put 225/75R16 on a vehicle meant for 245/75R16?

I have a retired 2000 GMC Savanna 250 with 225/75R16 tires that have plenty of tread, no signs of dry rot, and are only 3 years old. My newer vehicle is a 2009 Ford E350 extended, and it needs at ...
7
votes
1answer
97 views

How to test gas station air compressors before use?

Yesterday I was with my wife and three children in the car, 300 KM from home just after sunset. I pulled into a gas station and as before all long trips, I dialed 31 PSI on the gas station's air ...
6
votes
1answer
207 views

Does a screw in the tire mean sidewall damage and tire replacement?

I bought my 2015 Hyundai Sonata last March (2015) and it has about 17,000 miles on it. I just found a screw in the rear driver side tire. Shows a slow leak when I took to a tire shop and they applied ...
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 ...
3
votes
1answer
151 views

Will factory 2016 Toyota Corolla “S” 17" wheels and tires fit a 2014 Scion Xd without rubbing?

Will factory 2016 Toyota Corolla "S" 17" wheels and tires fit a 2014 Scion Xd without rubbing? Both have the same 5x100 bolt pattern. Is one wider than the other? Will they rub? Speedometer will be ...
4
votes
1answer
46 views

Tires uneven measurements

So for winter tires, I have 16 inch in the front and 15inch in the back, both are winter tires, is this deadly? I know I should change this but the car I'm driving is gonna go after this winter, I'm ...
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 ...
10
votes
1answer
180 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 ...
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
1answer
82 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 ...
7
votes
1answer
350 views

Checking Tire Pressure when the tire is warm or cold

Witnessed a recent debate about what is the appropriate temperature to check tire pressure at. The debate centered around warm or cold, there wasn't an exact temperature given by any of the parties. ...
6
votes
3answers
384 views

How To Pump Up Car Tires (finding the optimal PSI for your tires)

I have noticed that all the tires on my VW Passat B5 have "44 PSI" written on them except the spare that has "51 PSI". This seems incredibly high to me so when I filled them up recently at the petrol ...
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 ...
4
votes
2answers
195 views

What does the letter at the end of a tire code signify? [duplicate]

Take the following tire codes, for instance: 195/65R15 91 V 245/40R18 97 Y What does the "V" signify? What other letter codes are there?
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votes
2answers
984 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? ...
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
167 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 ...
6
votes
1answer
521 views

Transmission damage due to uneven tread wear on AWD vehicle

I have a 2013 Subaru Impreza with a continuously variable transmission with ~40k miles on it. About two months ago I blew out the front right tire and took it to a tire shop. The folks at the tire ...
6
votes
1answer
102 views

Motionless car with tire spinning on ice causes burning rubber smell?

I live in New England, where "Winter Wonderland" often involves large amounts of ice on the road. A number of times I've had to help someone get their car out of a parking spot where their drive ...
4
votes
1answer
52 views

Wheel Positioning - Camber and Toe

I have a baseline of information regarding camber and toe. Why would I add more or less camber to my wheel unless I'm a NASCAR drivier making only left hand turns and want better traction for that ...
3
votes
1answer
54 views

One tire worn 1mm more, what are the chances of an alignment problem?

When recently changing my summer wheels to winter wheels on a front-wheel drive car, I noticed that the summer tire on the front right had only 4mm of tread left whereas all other tires had 5mm of ...
4
votes
2answers
155 views

Plugged tire, should I patch it if it holds air or I'm ok?

Found a small screw in my rear winter tire, like real small and thought it wouldn't leak, but it did, so I plugged it. It holds air correctly. Two questions: Some people freak about plugging/...
4
votes
3answers
72 views

I just patch my tire what's next

I just took my car to the tire shop to patch a tire that kept deflating very slowly. Do I need to get and alignment and balance ?
2
votes
1answer
122 views

Calculate tyre pressure of a car from OBD parameters

I want to calculate the tyre pressure of a car from OBD parameters. I don't want to take TPMS or any custom PID for this. One of the indirect method is the calculate: ((w_LF + w_RR) - (w_RF + w_LR)) /...
4
votes
1answer
273 views

Do I follow the same recommended tire pressure when I change to nitrogen filled tires?

I am aware of the recommended tire pressure indicated in the car's user manual and in the driver's door. I've been reading a lot about filling tires with nitrogen and a few of the advantages has ...
4
votes
2answers
62 views

Tire Pressure Adjustments When Needed

From my understanding there is the recommended tire pressures at the inner part of the drivers door, but I have this question in my head just in case this happens. Say my recommended tire pressure ...
3
votes
2answers
213 views

My brand new car is shaking while steering wheel is not

I have bought a brand new Dodge Ram 1500 2015 model. The car is shaking at low speed 80km/hr (50 mph) while the steering wheel is not shaking. I can feel the vibration in the seats, however the ...
3
votes
1answer
66 views

Dealer put on a different tire than the rest, is this bad?

I got a flat a few days ago and took it to the dealer to be fixed. He asked if I wanted the same tires and I said yes. I just got it back yesterday, and saw today that it is not the same tire. My ...
4
votes
3answers
151 views

What non-driver, non-terrain factors can affect vehicle miles per gallon?

I've been tracking the mileage on my 2015 VW Golf (a non-intercooled turbo, but not diesel, thank goodness). Of course, my driving habits and highway/city balance influence things greatly, but beyond ...
4
votes
2answers
520 views

What could be causing the rapid loss of tyre pressure?

I had a slow puncture a while ago and got the tyre replaced on my Renault Clio because it was bulging and non salvageable. Since then I've been losing pressure in that tyre fairly rapidly. I've had ...
5
votes
1answer
113 views

Is there such a thing as a “drive tire”?

I once went to get my tires replaced on my '03 Honda Accord after not having rotated them in a while. One of the front tires seemed to be more worn than the other front tire. An employee at the tire ...
2
votes
1answer
72 views

Should I inflate tires that are low pressure from freezing weather?

The PSI inevitably drops in tires during cold weather. Today, I'm getting a low pressure warning because of the freezing temperatures. Should I inflate them while it's still freezing? If so, how ...
0
votes
0answers
18 views

Ecopia's (3) Pirelli (1) [duplicate]

I had 4 Bridgestone Ecopia's on my new car. Blew a rear tire on the Interstate in the middle of nowhere. Put on the mini spare and found a dealership - 30 miles away. They couldn't or wouldn't help me(...
6
votes
1answer
78 views

What precautions should I take when using snow chains?

I have purchased some snow chains, but the manual provides fitting instructions, and it only says to remove them when the road is completely clear of snow, and never drive faster than 40mph (about ...
0
votes
1answer
27 views

Winter tyre sizing

Is it possible / safe to use winter tyres of 195/50R15 on a golf currently fitted with 205/55R16? My son changed his car and tells me if he gets his winter tyres fitted to different rims because if ...
1
vote
1answer
61 views

How to choose Car Tyre Pressure Monitor Valve Stem Cap Sensor Indicator

I would like to fit Car Tyre Pressure Monitor Valve Stem Cap Sensor Indicators to my Skoda Citigo, where the cold tyre pressure is supposed to be 26 p.s.i. There is a wide range of these available, ...
0
votes
1answer
57 views

All 4 tyres for Santro Xing 145/70/ R17 can be used instead of original 155/70/R17 tyre size

I have new 4 tyre size of 145/70/R17, can I use these tyres instead of 155/70/R17 original tyre size. I will replace all 4 tyres with new tyres. Is it recommended. Shall I face any technical problems ...
2
votes
1answer
71 views

Tire depth is 4, is it safe to drive?

when took my car for oil change, mechanic said that the tire Threads are too thin to drive , less than 5. So it is not safe to drive. Till what depth we can drive the car safely. Tires also has some ...
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votes
2answers
119 views

How can I change the sound of my tires? [closed]

Earlier this evening, I locked up my car's brakes reacting to a wrong-way bicyclist. My tires generated a respectable cloud of smoke, but to my disappointment, the sound they produced was a dull ...
5
votes
2answers
125 views

Sidewall has gashes, should I replace?

I had planned to put on my winter tires this weekend and noticed that one tire had some gashes in the sidewall. Should I mount them or not? The third picture, is the worst IMO. They still have a few ...