
2021 Mercedes-Benz G63 AMG Tire Size
Your Mercedes-Benz was manufactured with different tire sizes. To determine the best tire size for your specific 2021 Mercedes-Benz G63 AMG, we first need to determine your rim size. Please review the information below.
How to Determine Rim Size
Check your existing tires. Your Mercedes-Benz G63 AMG's rim size is the number to the right of the R. In the example pictured here, the tire size fits 16-inch rims.

Rim Size Selection
Now that you know your rim size, make a selection below to filter your results.
20-Inch Rims
2021 Mercedes-Benz G63 AMG
Your 2021 Mercedes-Benz G63 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 2021 Mercedes-Benz G63 AMG.
275/50R20/XL 113
Simplified Size: 275-50-20
Simplified size is useful for shopping and buying tires.
The original tire size for your 2021 Mercedes-Benz G63 AMG is 275/50R20/XL 113V. A color-coded explanation of the 2021 Mercedes-Benz G63 AMG's tire size is shown below.
275 | This number indicates that your tire has a width of 275 millimeters. | ||||||
20 | The tire size was designed to fit rims or wheels that are 20 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. | ||||||
113 | 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. | ||||||
50 | 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 137 millimeters. | ||||||
R | This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.
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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. |
275/50R20/XL 113
Simplified Size: 275-50-20
Simplified size is useful for shopping and buying tires.
The original tire size for your 2021 Mercedes-Benz G63 AMG is 275/50R20/XL 113W. A color-coded explanation of the 2021 Mercedes-Benz G63 AMG's tire size is shown below.
275 | This number indicates that your tire has a width of 275 millimeters. | ||||||
20 | The tire size was designed to fit rims or wheels that are 20 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. | ||||||
113 | 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. | ||||||
50 | 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 137 millimeters. | ||||||
R | 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. |
21-Inch Rims
2021 Mercedes-Benz G63 AMG
The original tire size for your 2021 Mercedes-Benz G63 AMG is listed below. Tap on the box to view a color-coded explanation of your Mercedes-Benz G63 AMG's' tire size.
285/45R21/XL 113
Simplified Size: 285-45-21
Simplified size is useful for shopping and buying tires.
The original tire size for your 2021 Mercedes-Benz G63 AMG is 285/45R21/XL 113W. A color-coded explanation of the 2021 Mercedes-Benz G63 AMG'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. | ||||||
113 | 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. | ||||||
45 | 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. | ||||||
R | 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. |
22-Inch Rims
2021 Mercedes-Benz G63 AMG
The original tire size for your 2021 Mercedes-Benz G63 AMG is listed below. Tap on the box to view a color-coded explanation of your Mercedes-Benz G63 AMG's' tire size.
295/40R22/XL 112
Simplified Size: 295-40-22
Simplified size is useful for shopping and buying tires.
The original tire size for your 2021 Mercedes-Benz G63 AMG is 295/40R22/XL 112W. A color-coded explanation of the 2021 Mercedes-Benz G63 AMG's tire size is shown below.
295 | This number indicates that your tire has a width of 295 millimeters. | ||||||
22 | The tire size was designed to fit rims or wheels that are 22 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. | ||||||
112 | This tire has a load index of 112, which means it's capable of carrying a load of 2464 pounds (1120 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 118 millimeters. | ||||||
R | 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. |