2019 BMW X3 Tire Size

This number indicates that your tire has a width of 225 millimeters.

The tire size was designed to fit rims or wheels that are 18 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 104, which means it's capable of carrying a load of 1980 pounds (900 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 60%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 60% of the width.  In this case, the sidewall height works out to be 135 millimeters.

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

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.

This number indicates that your tire has a width of 245 millimeters.

The tire size was designed to fit rims or wheels that are 19 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 105, which means it's capable of carrying a load of 2035 pounds (925 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 50%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 50% of the width.  In this case, the sidewall height works out to be 122 millimeters.

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

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.

This number indicates that your tire has a width of 245 millimeters.

The tire size was designed to fit rims or wheels that are 19 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 105, which means it's capable of carrying a load of 2035 pounds (925 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 50%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 50% of the width.  In this case, the sidewall height works out to be 122 millimeters.

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

This tire has a speed rating of W, which means 167 mph (270 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

This number indicates that your tire has a width of 275 millimeters.

The tire size was designed to fit rims or wheels that are 20 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 106, which means it's capable of carrying a load of 2090 pounds (950 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 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 110 millimeters.

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

This tire has a speed rating of W, which means 167 mph (270 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

This number indicates that your tire has a width of 245 millimeters.

The tire size was designed to fit rims or wheels that are 20 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 103, which means it's capable of carrying a load of 1925 pounds (875 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 110 millimeters.

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

This tire has a speed rating of W, which means 167 mph (270 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

This number indicates that your tire has a width of 275 millimeters.

The tire size was designed to fit rims or wheels that are 20 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 106, which means it's capable of carrying a load of 2090 pounds (950 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 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 110 millimeters.

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

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.

This number indicates that your tire has a width of 245 millimeters.

The tire size was designed to fit rims or wheels that are 20 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 103, which means it's capable of carrying a load of 1925 pounds (875 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 110 millimeters.

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

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.

This number indicates that your tire has a width of 275 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 103, which means it's capable of carrying a load of 1925 pounds (875 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 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 96 millimeters.

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

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.

This number indicates that your tire has a width of 245 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 100, which means it's capable of carrying a load of 1760 pounds (800 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 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 98 millimeters.

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

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.