Quick Answer: What do the numbers on the side of a motorcycle tire mean?

The first number (180) is the width of the tire in millimeters. The second number (70) is the aspect ratio, which is the height of the sidewall. The height is 70% of the width or 126mm high. The third number (16) is the rim size.

How do you read motorcycle tire codes?

To read the date code on motorcycle tires, you must find the 4-digit part of the DOT code on the sidewall of a tire. The first pair of numbers means the week, and the second pair means the year.

What is the normal motorcycle tire pressure?

Typically, street motorcycle tires are in the 28 to 40 psi range. A label like this may be on the bike that tells you what tire pressures to use for different load conditions. Another factor is the anticipated load conditions and road conditions.

What does 71 h mean on motorcycle tire?

M T 90 B 16 71 H. It seems to fit with a standard alpha system, except for the last two figures: 71 H . Here, 71 indicates the load index (see Load Index Chart ). The “H” is a speed rating.

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How do you read tire sidewall numbers?

How To Read A Tire Sidewall

  1. TIRE SIZE.
  2. P identifies your tire as a Passenger Tire. …
  3. 225 identifies the tire section width, which is the measurement of the tire from sidewall to sidewall in millimeters. …
  4. 50 is the two-figure aspect ratio. …
  5. R indicates the construction used within the tires casing.

Are wider tires better on a motorcycle?

It’s always a balance of grip, handling, and wear. So, smaller, less powerful bikes can get away with smaller, narrower tires, while bigger, more powerful bikes require larger, wider tires so that they offer adequate traction and wear, but not so wide that it ruins the handling.

Can I put a bigger tire on my motorcycle?

As long as the tires fit the bike (ie, don’t start rubbing against the frame/swingarm/etc) you can put larger tires on, but it won’t improve the handling. It will probably make it worse. The wider and heavier the tires, the more inertia they’ll have and the bigger contact patch will make the bike harder to turn.

Is 40 psi OK for tires?

1. What’s The Recommended Tire Pressure For My Car? … Normal tire pressure is usually between 32~40 psi(pounds per square inch) when they are cold. So make sure you check your tire pressure after a long stay and usually, you can do it in the early morning.

How often should you check your motorcycle tire pressure?

Motorcycle tire pressure should be checked every two weeks if you ride regularly and should be within 1 psi (0.07 bars) of manufacturer’s specifications. Checking the pressure in each tire takes less than a minute and could save your life.

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What PSI should Harley tires be?

Most Harley-Davidson® motorcycles are equipped with Dunlop® tires; the tire pressures (cold) should be 36psi front and 40psi rear. Also, check your tires for uneven tread wear and any deterioration in the sidewalls and in the tread itself.

What does the H stand for on motorcycle tires?

MC means it’s a motorcycle tire, while 62 is the load rating index, or the maximum amount of weight the tire can carry at maximum inflation. … H is the tire’s speed rating, an H-rated tire being safe at a sustained 130 mph.

Can you put tubeless tires on a tubed motorcycle?

It’s ok to run an inner tube in a tubeless tire. If you have wheels with spokes then an inner tube is the only way to keep the air from leaking out through the spokes.

Where is the manufacture date on a motorcycle tire?

Look on the outer sidewall for the acronym “DOT,” which should be followed by a series of numbers. The last four digits are what you need to determine when the tire was manufactured. The first two numbers represent the week, and the second pair indicates the year.

Can I use 235 tires instead of 225?

Obviously, you will need a certain kind of tire depending on how you use your vehicle. Due to this, a 235 tire might not be better than a 225 tire, or vice versa, but depending on your situation, one tire might serve you better than the other.

What does 16 mean on a tire?

R stands for radial construction. B means belted bias and D stands for diagonal bias construction. 16 The last dimension listed in the size is the diameter of the wheel rim, which is most often measured in inches.

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Can I put different size tires on my car?

Tires are a part of the wheel setup. For instance, your vehicle has a set size of rims, but you can buy different sizes of tires to fit those rims, as long as the middle of the tires is the correct size. That being said, a vehicle with bigger rims will often be able to fit larger tires than other vehicles.

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