# 2008 Ford F-250 Super Duty XL Tire Size

There are multiple tire sizes for your 2008 Ford F-250 Super Duty XL 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 2008 Ford F-250 Super Duty XL.

Trim Options:

### 4x2 Crew Cab (All-Terrain Tires)4x2 Reg. Cab (All-Terrain Tires)4x2 Super Cab (All-Terrain Tires)4x4 (All-Terrain Tires)

## LT245/75R17/E 121

### Simplified Size: 245-75-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2008 Ford F-250 Super Duty XL is **LT245/75R17/E 121R**. A color-coded explanation of the 2008 Ford F-250 Super Duty XL's tire size is shown below.

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

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

75 | This number means that your tire has an aspect ratio of 75%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 75% of the width. In this case, the sidewall height works out to be 183 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. | ||||||

E | The mark of E denotes your tire's load range, or ply rating. A load range of E means that the tire has a ply rating of 10. Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures. Tires with higher inflation pressures can carry heavier loads. | ||||||

121 | This tire has a load index of 121, which means it's capable of carrying a load of 3190 pounds (1450 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 R, which means 105 mph (170 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |

Trim Options:

### 4x2 Crew Cab4x2 Reg. Cab4x2 Super Cab4x4

## LT245/75R17/E 121

### Simplified Size: 245-75-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2008 Ford F-250 Super Duty XL is **LT245/75R17/E 121S**. A color-coded explanation of the 2008 Ford F-250 Super Duty XL's tire size is shown below.

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

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

75 | This number means that your tire has an aspect ratio of 75%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 75% of the width. In this case, the sidewall height works out to be 183 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. | ||||||

E | The mark of E denotes your tire's load range, or ply rating. A load range of E means that the tire has a ply rating of 10. Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures. Tires with higher inflation pressures can carry heavier loads. | ||||||

121 | This tire has a load index of 121, which means it's capable of carrying a load of 3190 pounds (1450 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. |

Trim Options:

### 4x2 Crew Cab (All-Terrain Tires)4x2 Reg. Cab (All-Terrain Tires)4x2 Super Cab (All-Terrain Tires)4x4 (All-Terrain Tires)

## LT265/70R17/E 121

### Simplified Size: 265-70-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2008 Ford F-250 Super Duty XL is **LT265/70R17/E 121R**. A color-coded explanation of the 2008 Ford F-250 Super Duty XL's tire size is shown below.

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

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.
| ||||||

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

E | The mark of E denotes your tire's load range, or ply rating. A load range of E means that the tire has a ply rating of 10. Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures. Tires with higher inflation pressures can carry heavier loads. | ||||||

121 | This tire has a load index of 121, which means it's capable of carrying a load of 3190 pounds (1450 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 R, which means 105 mph (170 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |

Trim Options:

### 4x2 Crew Cab4x2 Reg. Cab4x2 Super Cab4x4

## LT265/70R17/E 121

### Simplified Size: 265-70-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2008 Ford F-250 Super Duty XL is **LT265/70R17/E 121S**. A color-coded explanation of the 2008 Ford F-250 Super Duty XL's tire size is shown below.

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

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 |
| ||||||

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

E | |||||||

121 | |||||||

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. |

### 2008 Ford F-250 Super Duty XL - Similar Models

The 2008 Ford F-250 Super Duty XL has similar models that may have different tire sizes.

2008 Ford F-250 Super Duty FX42008 Ford F-250 Super Duty Harley-Davidson Edition2008 Ford F-250 Super Duty King Ranch2008 Ford F-250 Super Duty Lariat2008 Ford F-250 Super Duty XLT