# 1999 Chevrolet Corvette Tire Size

The original tire size for your 1999 Chevrolet Corvette is listed below. Tap on the box to view a color-coded explanation of the best Chevrolet Corvette tire size.

Trim Options:

### (EMT Tire)

## P275/40ZR18/LL 94(Rear)

### Simplified Size: 245-45-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Chevrolet Corvette is **P245/45ZR17/LL 89Y (Front)**. A color-coded explanation of the 1999 Chevrolet Corvette's tire size is shown below.

P | This letter denotes the intended use of the tire.
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275 | This number indicates that your tire has a width of 275 millimeters. | ||||||

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

LL | The mark of LL means light load. The tire is for light usage and loads. | ||||||

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. | ||||||

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. | ||||||

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 110 millimeters. | ||||||

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

### (EMT Tire)

## P245/45ZR17/LL 89(Front)

### Simplified Size: 275-40-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Chevrolet Corvette is **P245/45ZR17/LL 89Y (Front)**. A color-coded explanation of the 1999 Chevrolet Corvette's tire size is shown below.

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

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

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

LL | The mark of LL means light load. The tire is for light usage and loads. | ||||||

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. | ||||||

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. | ||||||

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 110 millimeters. | ||||||

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

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. |