In fact, each tire has detailed information on the type, size and keumpamaan, including the week and year of release. anyone can understand this information to choose the right tires for their vehicles. The most accurate way to understand is to select an example of the tires and look into it little by little.
Below is a guide to the meaning of the most important number for a tire. For example, we examine the following numbers: 175/70R13 82H. The first 175 numbers in the series refers to the width in millimeters, the distance is measured from side to side. usually if the larger figure is more than the width of the tires. Number 70 said the aspect ratio (ratio aspact) tires or tire height than the width of the tire.
In the example, the height of the tire width 70% adalag tires. Usually tires with aspect ratio below 55 are classified as low-profile tires. Low-profile tires give the overall handling performance even better comfort aspects may be affected slightly.
The letter "R" refers to radial construction tires and all car tires use radial construction 20 years ago. Radial construction tires and tubes do not have better performance. The figure 13 refers to the diameter (diameter) rim to allow the tire load. If you want to switch to a larger diameter tire, you also need to change the diameter of the rim.
Number 82 represents the index's ability to carry heavier tires. To find the maximum weight represents the number "82" we should refer to the chart 'index tire carrying capacity of heavy "set at the international level. for example, the number 82 means the tire is able memikiu maximum weight 475 pounds. Journal of the maximum weight on each tire, we must multiply 4 times to get heavy carrying capacity of vehicles with four wheels. (Example: 475 x 4 = 1900 kg)
The letter "H" the last is to express the maximum speed for a tire that is designed. The standard speed of H in the example means that the tire can achieve and maintain a speed as far as 210 km / h. Below is a chart listing the maximum speed as dilambang by each letter of the alphabet.
S-180 km / h
T-190 km / h
U-200 km / h
H-210 km / h
V 240 km / h
Z-than hadlaju 240 km / h
W-270 km / h
Y-300 km / h
For tires with a speed capability over 270 km / h, the letters ZR to be used.
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