2022 BMW X7 Tire Size

The original tire size for your 2022 BMW X7 is listed below. Tap on the box to view a color-coded explanation of the best BMW X7 tire size.

Trim Options:


285/45R21/XL 113H

Simplified Size:  285-45-21

Simplified size is useful for shopping and buying tires.

The original tire size for your 2022 BMW X7 is 285/45R21/XL 113H.  A color-coded explanation of the 2022 BMW X7's tire size is shown below.


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


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


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.


This tire has a load index of 113, which means it's capable of carrying a load of 2530 pounds (1150 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.


This number means that your tire has an aspect ratio of 45%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 45% of the width.  In this case, the sidewall height works out to be 128 millimeters.


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

BBias Belt

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.