# 2017 Alfa Romeo Giulia Tire Size

Your Alfa Romeo was manufactured with different tire sizes. To determine the best tire size for your specific 2017 Alfa Romeo Giulia, we first need to determine your rim size. Please review the information below.

## How to Determine Rim Size

Check your existing tires. Your Alfa Romeo Giulia'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.

## 17-Inch Rims

### 2017 Alfa Romeo Giulia

The original tire size for your 2017 Alfa Romeo Giulia is listed below. Tap on the box to view a color-coded explanation of your Alfa Romeo Giulia's' tire size.

## 225/50R17 94

### Simplified Size: 225-50-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **225/50R17 94V**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

225 | This number indicates that your tire has a width of 225 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 112 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. | ||||||

94 | This tire has a load index of 94, which means it's capable of carrying a load of 1474 pounds (670 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. |

## 18-Inch Rims

### 2017 Alfa Romeo Giulia

Your 2017 Alfa Romeo Giulia 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 2017 Alfa Romeo Giulia.

## 225/45R18 91

### Simplified Size: 225-45-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **225/45R18 91V**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

225 | This number indicates that your tire has a width of 225 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 101 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. | ||||||

91 | This tire has a load index of 91, which means it's capable of carrying a load of 1353 pounds (615 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. |

## 225/45R18 91

### Simplified Size: 225-45-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **225/45R18 91W**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

225 | This number indicates that your tire has a width of 225 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 101 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. | ||||||

91 | This tire has a load index of 91, which means it's capable of carrying a load of 1353 pounds (615 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. |

## 19-Inch Rims

### 2017 Alfa Romeo Giulia

There are multiple tire sizes for your 2017 Alfa Romeo Giulia 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 2017 Alfa Romeo Giulia.

Trim Options:

### Ti w/Sport Pkg.

## 225/40R19 89(Front)

### Simplified Size: 225-40-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **225/40R19 89W (Front)**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

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

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 90 millimeters. | ||||||

R |
| ||||||

19 | The tire size was designed to fit rims or wheels that are 19 inches in diameter. | ||||||

89 | This tire has a load index of 89, which means it's capable of carrying a load of 1276 pounds (580 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. |

Trim Options:

### Ti w/Sport Pkg.

## 255/35R19 92(Rear)

### Simplified Size: 255-35-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **225/40R19 89W (Front)**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

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

35 | 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 89 millimeters. | ||||||

R |
| ||||||

19 | The tire size was designed to fit rims or wheels that are 19 inches in diameter. | ||||||

92 | This tire has a load index of 92, which means it's capable of carrying a load of 1386 pounds (630 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. |

Trim Options:

### Ti w/Sport Pkg.

## 225/40R19 89(Front)

### Simplified Size: 225-40-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **225/40R19 89Y (Front)**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

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

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 90 millimeters. | ||||||

R |
| ||||||

19 | The tire size was designed to fit rims or wheels that are 19 inches in diameter. | ||||||

89 | This tire has a load index of 89, which means it's capable of carrying a load of 1276 pounds (580 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. |

Trim Options:

### Ti w/Sport Pkg.

## 255/35R19 92(Rear)

### Simplified Size: 255-35-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **225/40R19 89Y (Front)**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

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

35 | 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 89 millimeters. | ||||||

R |
| ||||||

19 | The tire size was designed to fit rims or wheels that are 19 inches in diameter. | ||||||

92 | This tire has a load index of 92, which means it's capable of carrying a load of 1386 pounds (630 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. |

Trim Options:

### Ti

## 225/40R19/XL 93

### Simplified Size: 225-40-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **225/40R19/XL 93V**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

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

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 90 millimeters. | ||||||

R |
| ||||||

19 | The tire size was designed to fit rims or wheels that are 19 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. | ||||||

93 | This tire has a load index of 93, which means it's capable of carrying a load of 1430 pounds (650 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. |

Trim Options:

### Quadrifoglio

## 245/35ZR19/XL (93 )(Front)

### Simplified Size: 245-35-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **245/35ZR19/XL (93Y) (Front)**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

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

35 | 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 85 millimeters. | ||||||

Z | 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. | ||||||

R |
| ||||||

19 | The tire size was designed to fit rims or wheels that are 19 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. | ||||||

93 | This tire has a load index of 93, which means it's capable of carrying a load of 1430 pounds (650 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. |

Trim Options:

### Quadrifoglio

## 285/30ZR19/XL (98 )(Rear)

### Simplified Size: 285-30-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 Alfa Romeo Giulia is **245/35ZR19/XL (93Y) (Front)**. A color-coded explanation of the 2017 Alfa Romeo Giulia's tire size is shown below.

285 | This number indicates that your tire has a width of 285 millimeters. | ||||||

30 | This number means that your tire has an aspect ratio of 30%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 30% of the width. In this case, the sidewall height works out to be 85 millimeters. | ||||||

Z | 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. | ||||||

R |
| ||||||

19 | The tire size was designed to fit rims or wheels that are 19 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. | ||||||

98 | This tire has a load index of 98, which means it's capable of carrying a load of 1650 pounds (750 kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite. | ||||||