what is tire load index

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what is tire load index插图

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Tire load indextells you how much weight your car can safely carry based on the correct tire size and pressure. It was calculated by the people who built your vehicle, and they know what they鈥檙e talking about!

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  • What is the load index of a car tire?

  • In other words, it鈥檚 the amount of weight your tire can support safely. For example, if a tire has a load index of 92, it can support 1,389 pounds at maximum air pressure. Multiply that by four tires (4 x 1,389 = 5,556 pounds) to get your car鈥檚 maximum load carrying capacity.

  • What is load index and how do I find it?

  • It is used to find the actual rated value in kilograms on a standardised chart. The load index is the second-to-last component of the tyre size code moulded into the sidewall of your tyre. It is a two- or three-digit number that precedes the tyre speed letter at the very end of the code. In the example size code in the image, the load index is 91.

  • Can I use a tyre with a higher load index?

  • You can use tyres with a higher load index than that recommended by the manufacturer, but do not use a tyre with a lower load index. A tyre with a lower load index cannot support the weight of the vehicle and its load. The same applies when it comes to fitting a tyre with a lower or higher speed.

  • How much weight can a tire support?

  • Using the Tire Load Index Chart. The tire load index lets you know the load carrying capacity of a tire. In other words, it鈥檚 the amount of weight your tire can support safely. For example, if a tire has a load index of 92, it can support 1,389 pounds at maximum air pressure. Multiply that by four tires (4 x 1,389 = 5,556 pounds)…

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