2020 Audi SQ7 Tire Size

Your 2020 Audi SQ7 was manufactured with multiple tire sizes.  Choose a tire size below to get a color-coded explanation of the differences.  Then pick the best tire size for your 2020 Audi SQ7.

Trim Options:

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285/40R21/XL 109H

Simplified Size:  285-40-21

Simplified size is useful for shopping and buying tires.

The original tire size for your 2020 Audi SQ7 is 285/40R21/XL 109H.  A color-coded explanation of the 2020 Audi SQ7's tire size is shown below.

285

This number indicates that your tire has a width of 285 millimeters.

21

The tire size was designed to fit rims or wheels that are 21 inches in diameter.

XL

The mark of XL means extra load.  A tire with this designation can handle higher inflation pressures than a regular tire, which increases its maximum load.

109

This tire has a load index of 109, which means it's capable of carrying a load of 2266 pounds (1030 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

40

This number means that your tire has an aspect ratio of 40%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 40% of the width.  In this case, the sidewall height works out to be 114 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

RRadial
BBias Belt
DDiagonal
H

This tire has a speed rating of H, which means 130 mph (210 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

Trim Options:

Premium PlusPrestige

285/40R21/XL 109Y

Simplified Size:  285-40-21

Simplified size is useful for shopping and buying tires.

The original tire size for your 2020 Audi SQ7 is 285/40R21/XL 109Y.  A color-coded explanation of the 2020 Audi SQ7's tire size is shown below.

285

This number indicates that your tire has a width of 285 millimeters.

21

The tire size was designed to fit rims or wheels that are 21 inches in diameter.

XL

The mark of XL means extra load.  A tire with this designation can handle higher inflation pressures than a regular tire, which increases its maximum load.

109

This tire has a load index of 109, which means it's capable of carrying a load of 2266 pounds (1030 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

40

This number means that your tire has an aspect ratio of 40%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 40% of the width.  In this case, the sidewall height works out to be 114 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

RRadial
BBias Belt
DDiagonal
Y

This tire has a speed rating of Y, which means 186 mph (300 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.