What do yellow dots mean on a tire?

Dot Marks The Spot

The yellow dots can help minimize the amount of weight needed to balance a tire and wheel assembly by mounting the tire so that its lightest point is already matched up with the wheel's heaviest point. The yellow dot indicates where the manufacturer has identified the lightest spot on the tire.

What do the red and yellow dots on a tire mean?

If it is lined up with the yellow dot, the valve stem is located at the heaviest part of the tire. If it is lined up with the red dot, then it is located at the lightest part of the tire. These dots guide the technician to make sure that the tire is properly balanced during installation.

What are the colored dots on tires for?

The spots on the sidewall of your tires were specifically placed by the manufacturer to guide the tire installation process. In fact, these colored dots serve a specific purpose in helping the tire technician correctly balance the tire.

Where does the yellow dot go when mounting a tire?

When performing weight match-mounting, the yellow mark on the tire, indicating the point of lightest weight, should be aligned with the valve stem on the wheel assembly, which represents the heaviest weight point of the wheel assembly.

What does a blue dot mean on a tire?

The blue dot represents the high runout location on the wheel, while a red dot on the tire represents the coordination runout position on the tire.

WHAT RED AND YELLOW DOT MEANS ON TIRES WHERE TO PUT RED DOT ON WHEEL

What are the yellow and orange dots on new tires?

These are markers or guides to be aligned with particular points on the wheel. The alignment matters for the balancing of the wheel: If these dots on the tires are properly aligned with certain points on the wheel, minimal weights will be used for balancing.

What does green dot on tire mean?

Awl vents are of a defined diameter and are made to a defined depth at defined points around the tire. An amount of green ink is deposited by the tool on the sidewall as the hole is made. This green spot indicates the location of vents around the tire and shows the venting process was completed.

What does white dot on tire mean?

The White Dot (Dynamic Balancing Dot) Regardless of the type of wheel, if there is no red dot, mount the tire with the white dot next to the valve stem. The white dot indicates the overall light dynamic balance point of the tire. In other words, it's as though the white dot represents a bit lighter in the area of tire.

What does red dot on tires mean?

The red dot indicates the tyre's high point. Most of the time a wheel will also have a dot—either a drilled dot or a sticker to indicate its low point; if you have these marks, you should align the red dot with the mark on the wheel and ignore the yellow dot.

How do you read a tire dot?

The first two numbers of this grouping indicate the week of the year your tire was manufactured. The final two digits indicate the year that your tire was manufactured. For example, if your final four DOT numbers are 3020, your tire was manufactured in the 30th week of 2020.

Can you put air in a tire filled with nitrogen?

It is FALSE that air cannot be used to top off a tire filled with nitrogen. It is simply not true that air and nitrogen cannot coexist inside a tire. There is no harm in topping off a nitrogen-filled tire with regular air.

Is it worth it to put nitrogen in my tires?

Since nitrogen molecules are bigger than normal air molecules, it is harder for them to leak out. This means a tire filled with nitrogen will maintain air pressure longer. Therefore, they say, you'll roll on tires that are always properly inflated, resulting in better fuel economy and longer tire life.

Can you put regular air in a nitrogen filled tire?

If you have nitrogen filled tires and need to refill them but there is none available, it's perfectly safe to fill them with regular compressed air. However, you will later have to purge the tire and refill with nitrogen to continue maintaining the benefits nitrogen tires deliver.

Does Walmart fill tires with nitrogen?

Click to enlarge. As of April, ISG said in a press release, 28 of Walmart's 54 fleet service centers are using the ISG nitrogen system, with installation of the system due to be complete and the remaining centers by the end of this year. Nitrogen tire inflation can provide savings in fuel consumption and tire wear.

How much does it cost to fill your tires with nitrogen?

If you purchase a new vehicle and want nitrogen-filled tires, you can expect to pay anywhere from $70 to $175. If you would like to fill existing tires with nitrogen, the initial fill-up will cost about $30 per tire. That's because the existing tires need to be purged of their oxygen with multiple nitrogen refills.

How long do nitrogen tires last?

On average, tires filled with air lose about 1.5 psi every month, whereas tires filled with nitrogen will lose that amount in about 3-4 months.

What are the disadvantages of nitrogen?

Does Costco have free nitrogen for tires?

The warehouse club has been installing nitrogen tire refill stations in its parking lots, and these are FREE for members to use! Filling your tires with nitrogen is better for pressure retention than compressed air and can make your tires last longer and improve the fuel economy of your vehicle!

Why do new tires have colored stripes?

Since thousands of these flat tread slabs are processed in a tire manufacturing facility every day, the manufacturers often print stripes (often featuring multiple stripes or various colors around the tire's circumference) and/or alphanumeric codes to identify the exact type and size tire for which the tread slab is ...

How do I know when my tires expire?

The last four numbers represent the manufacturer's date. The first two numbers indicate the week, while the last two indicate the year. (For example, a tire with the number 2910 was manufactured in the 29th week of 2010.)

How old a tire is still safe?

It may be tentative, but tires do have an expiration date. There is a general consensus that most tires should be inspected, if not replaced, at about six years and should be absolutely be swapped out after 10 years, regardless of how much tread they have left.

What is a DOT code?

This code is an alphanumeric code that can be seen on the sidewall of every tire. The DOT requires tire manufacturers to stamp the code on each and every tire. The reason for the DOT code is, first and foremost, vehicle safety. For example, the code helps with safety by making it possible to track sales.