2022 Audi S7 Sportback Tire Size

The original tire size for your 2022 Audi S7 Sportback is listed below. Tap on the box to view a color-coded explanation of the best Audi S7 Sportback tire size.

Trim Options:

Premium PlusPrestige

255/35R21/XL 98Y

Simplified Size:  255-35-21

Simplified size is useful for shopping and buying tires.

The original tire size for your 2022 Audi S7 Sportback is 255/35R21/XL 98Y.  A color-coded explanation of the 2022 Audi S7 Sportback's tire size is shown below.

255

This number indicates that your tire has a width of 255 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.

98

This tire has a load index of 98, which means it's capable of carrying a load of 1650 pounds (750 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

35

This number means that your tire has an aspect ratio of 35%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 35% of the width.  In this case, the sidewall height works out to be 89 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.