# 2019 Acura MDX Tire Size

Your Acura was manufactured with different tire sizes. To determine the best tire size for your specific 2019 Acura MDX, we first need to determine your rim size. Please review the information below.

## How to Determine Rim Size

Check your existing tires. Your Acura MDX'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.

## 18-Inch Rims

### 2019 Acura MDX

The original tire size for your 2019 Acura MDX is listed below. Tap on the box to view a color-coded explanation of your Acura MDX's' tire size.

## 245/60R18 105

### Simplified Size: 245-60-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2019 Acura MDX is **245/60R18 105H**. A color-coded explanation of the 2019 Acura MDX's tire size is shown below.

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

60 | 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 147 millimeters. | ||||||

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

18 | The tire size was designed to fit rims or wheels that are 18 inches in diameter. | ||||||

105 | 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 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. |

## 20-Inch Rims

### 2019 Acura MDX

There are multiple tire sizes for your 2019 Acura MDX that depend upon the trim level. Look for your trim level below to get a color-coded explanation of your tire size. Then pick the best tire size for your 2019 Acura MDX.

## 245/50R20 102

### Simplified Size: 245-50-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2019 Acura MDX is **245/50R20 102H**. A color-coded explanation of the 2019 Acura MDX's tire size is shown below.

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

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 122 millimeters. | ||||||

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

20 | The tire size was designed to fit rims or wheels that are 20 inches in diameter. | ||||||

102 | This tire has a load index of 102, which means it's capable of carrying a load of 1870 pounds (850 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 H, which means 130 mph (210 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |

Trim Options:

### SH-AWD A-Spec

## 265/45R20 104

### Simplified Size: 265-45-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2019 Acura MDX is **265/45R20 104H**. A color-coded explanation of the 2019 Acura MDX's tire size is shown below.

265 | This number indicates that your tire has a width of 265 millimeters. | ||||||

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 119 millimeters. | ||||||

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

20 | The tire size was designed to fit rims or wheels that are 20 inches in diameter. | ||||||

104 | 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 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. |

## 265/45R20 104

### Simplified Size: 265-45-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2019 Acura MDX is **265/45R20 104V**. A color-coded explanation of the 2019 Acura MDX's tire size is shown below.

265 | This number indicates that your tire has a width of 265 millimeters. | ||||||

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 119 millimeters. | ||||||

R |
| ||||||

20 | The tire size was designed to fit rims or wheels that are 20 inches in diameter. | ||||||

104 | 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 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. |