# 2018 GMC Canyon Tire Size

Your GMC was manufactured with different tire sizes. To determine the best tire size for your specific 2018 GMC Canyon, we first need to determine your rim size. Please review the information below.

## How to Determine Rim Size

Check your existing tires. Your GMC Canyon'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.

## 16-Inch Rims

### 2018 GMC Canyon

The original tire size for your 2018 GMC Canyon is listed below. Tap on the box to view a color-coded explanation of your GMC Canyon's' tire size.

## 265/70R16 112

### Simplified Size: 265-70-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 GMC Canyon is **265/70R16 112T**. A color-coded explanation of the 2018 GMC Canyon's tire size is shown below.

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

70 | This number means that your tire has an aspect ratio of 70%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 70% of the width. In this case, the sidewall height works out to be 185 millimeters. | ||||||

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

16 | The tire size was designed to fit rims or wheels that are 16 inches in diameter. | ||||||

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. | ||||||

This tire has a speed rating of T, which means 118 mph (190 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |

## 17-Inch Rims

### 2018 GMC Canyon

Your 2018 GMC Canyon 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 GMC Canyon.

Trim Options:

### All TerrainSLE

## 255/65R17 110

### Simplified Size: 255-65-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 GMC Canyon is **255/65R17 110T**. A color-coded explanation of the 2018 GMC Canyon's tire size is shown below.

255 | This number indicates that your tire has a width of 255 millimeters. | ||||||

65 | This number means that your tire has an aspect ratio of 65%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 65% of the width. In this case, the sidewall height works out to be 165 millimeters. | ||||||

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

17 | The tire size was designed to fit rims or wheels that are 17 inches in diameter. | ||||||

110 | This tire has a load index of 110, which means it's capable of carrying a load of 2332 pounds (1060 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 T, which means 118 mph (190 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |

Trim Options:

### All TerrainSLE

## 265/65R17 112

### Simplified Size: 265-65-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 GMC Canyon is **265/65R17 112S**. A color-coded explanation of the 2018 GMC Canyon's tire size is shown below.

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

65 | This number means that your tire has an aspect ratio of 65%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 65% of the width. In this case, the sidewall height works out to be 172 millimeters. | ||||||

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

17 | The tire size was designed to fit rims or wheels that are 17 inches in diameter. | ||||||

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. | ||||||

This tire has a speed rating of S, which means 111 mph (180 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |

## 18-Inch Rims

### 2018 GMC Canyon

The original tire size for your 2018 GMC Canyon is listed below. Tap on the box to view a color-coded explanation of your GMC Canyon's' tire size.

Trim Options:

### SLESLT

## 265/60R18 110

### Simplified Size: 265-60-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 GMC Canyon is **265/60R18 110T**. A color-coded explanation of the 2018 GMC Canyon's tire size is shown below.

265 | This number indicates that your tire has a width of 265 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 159 millimeters. | ||||||

R |
| ||||||

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

110 | This tire has a load index of 110, which means it's capable of carrying a load of 2332 pounds (1060 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 T, which means 118 mph (190 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |

## 20-Inch Rims

### 2018 GMC Canyon

The original tire size for your 2018 GMC Canyon is listed below. Tap on the box to view a color-coded explanation of your GMC Canyon's' tire size.

Trim Options:

### Denali

## P255/55R20 107

### Simplified Size: 255-55-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 GMC Canyon is **P255/55R20 107H**. A color-coded explanation of the 2018 GMC Canyon's tire size is shown below.

P | This letter denotes the intended use of the tire.
| ||||||

255 | This number indicates that your tire has a width of 255 millimeters. | ||||||

55 | This number means that your tire has an aspect ratio of 55%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 55% of the width. In this case, the sidewall height works out to be 140 millimeters. | ||||||

R |
| ||||||

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

107 | This tire has a load index of 107, which means it's capable of carrying a load of 2145 pounds (975 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. |