Your 2018 Mercedes-Benz GLS63 AMG 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 2018 Mercedes-Benz GLS63 AMG. Simplified size is useful for shopping and buying tires. The original tire size for your 2018 Mercedes-Benz GLS63 AMG is 295/40R21/XL 111V. A color-coded explanation of the 2018 Mercedes-Benz GLS63 AMG's tire size is shown below. This number indicates that your tire has a width of 295 millimeters. 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 118 millimeters. This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today. The tire size was designed to fit rims or wheels that are 21 inches in diameter.

Your 2018 Mercedes-Benz GLS63 AMG 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 2018 Mercedes-Benz GLS63 AMG. Simplified size is useful for shopping and buying tires. The original tire size for your 2018 Mercedes-Benz GLS63 AMG is 295/40R21/XL 111V. A color-coded explanation of the 2018 Mercedes-Benz GLS63 AMG's tire size is shown below. This number indicates that your tire has a width of 295 millimeters. 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 118 millimeters. This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today. 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 111, which means it's capable of carrying a load of 2398 pounds (1090 kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite. This tire has a speed rating of V, which means 149 mph (240 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. Simplified size is useful for shopping and buying tires. The original tire size for your 2018 Mercedes-Benz GLS63 AMG is 295/40R21/XL 111W. A color-coded explanation of the 2018 Mercedes-Benz GLS63 AMG's tire size is shown below. This number indicates that your tire has a width of 295 millimeters. 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 118 millimeters. This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today. 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 111, which means it's capable of carrying a load of 2398 pounds (1090 kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite. 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. Simplified size is useful for shopping and buying tires. The original tire size for your 2018 Mercedes-Benz GLS63 AMG is 295/40ZR21/XL 111Y. A color-coded explanation of the 2018 Mercedes-Benz GLS63 AMG's tire size is shown below.

This number indicates that your tire has a width of 295 millimeters. 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 118 millimeters. This tire has a speed class of Z, which means it's part of an elite speed class of 149 mph or more (240 km/h). A tire's speed class is less specific than the speed rating. This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today. 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 111, which means it's capable of carrying a load of 2398 pounds (1090 kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite. 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.