# 1991 Isuzu Pickup Tire Size

Your Isuzu was manufactured with different tire sizes. To determine the best tire size for your specific 1991 Isuzu Pickup, we first need to determine your rim size. Please review the information below.

## How to Determine Rim Size

Check your existing tires. Your Isuzu Pickup'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.

## 14-Inch Rims

### 1991 Isuzu Pickup

There are multiple tire sizes for your 1991 Isuzu Pickup 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 1991 Isuzu Pickup.

Trim Options:

### 1 Ton1 Ton w/aluminum wheels

## 185R14/D

### Simplified Size: 185-14

Simplified size is useful for shopping and buying tires.

The original tire size for your 1991 Isuzu Pickup is **185R14/D**. A color-coded explanation of the 1991 Isuzu Pickup's tire size is shown below.

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

14 | The tire size was designed to fit rims or wheels that are 14 inches in diameter. | ||||||

D | The mark of D denotes your tire's load range, or ply rating. A load range of D means that the tire has a ply rating of 8. Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures. Tires with higher inflation pressures can carry heavier loads. |

Trim Options:

### S 4x2S 4x2 w/aluminum wheels

## P195/75R14

### Simplified Size: 195-75-14

Simplified size is useful for shopping and buying tires.

The original tire size for your 1991 Isuzu Pickup is **P195/75R14**. A color-coded explanation of the 1991 Isuzu Pickup's tire size is shown below.

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

195 | This number indicates that your tire has a width of 195 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 146 millimeters. | ||||||

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

14 | The tire size was designed to fit rims or wheels that are 14 inches in diameter. |

Trim Options:

### LSLS w/aluminum wheelsS 4x2S 4x2 w/aluminum wheels

## P205/75R14

### Simplified Size: 205-75-14

Simplified size is useful for shopping and buying tires.

The original tire size for your 1991 Isuzu Pickup is **P205/75R14**. A color-coded explanation of the 1991 Isuzu Pickup's tire size is shown below.

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

205 | This number indicates that your tire has a width of 205 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 153 millimeters. | ||||||

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

14 | The tire size was designed to fit rims or wheels that are 14 inches in diameter. |

## 15-Inch Rims

### 1991 Isuzu Pickup

There are multiple tire sizes for your 1991 Isuzu Pickup 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 1991 Isuzu Pickup.

Trim Options:

### S 4x4S 4x4 w/aluminum wheels

## 31x10.50R15/C

### Simplified Size: 31x10.50-15

Simplified size is useful for shopping and buying tires.

The original tire size for your 1991 Isuzu Pickup is **31x10.50R15/C**. A color-coded explanation of the 1991 Isuzu Pickup's tire size is shown below.

31 | This mark reveals that your tire has a diameter of 31 inches. | ||||||

10.50 | This number indicates that your tire has a width of 10.50 inches. | ||||||

R |
| ||||||

15 | The tire size was designed to fit rims or wheels that are 15 inches in diameter. | ||||||

C | The mark of C denotes your tire's load range, or ply rating. A load range of C means that the tire has a ply rating of 6. Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures. Tires with higher inflation pressures can carry heavier loads. |

Trim Options:

### LSLS w/aluminum wheelsS 4x4S 4x4 w/aluminum wheels

## P225/75R15

### Simplified Size: 225-75-15

Simplified size is useful for shopping and buying tires.

The original tire size for your 1991 Isuzu Pickup is **P225/75R15**. A color-coded explanation of the 1991 Isuzu Pickup's tire size is shown below.

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

225 | This number indicates that your tire has a width of 225 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 168 millimeters. | ||||||

R |
| ||||||

15 | The tire size was designed to fit rims or wheels that are 15 inches in diameter. |