2003 Chevrolet Corvette Tire Size

The original tire size for your 2003 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)50th Anniversary Edition (EMT Tire)50th Anniversary Edition Pace Car (EMT Tire)

P275/40ZR18/LL 94Y(Rear)

Simplified Size:  245-45-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2003 Chevrolet Corvette is P245/45ZR17/LL 89Y (Front).  A color-coded explanation of the 2003 Chevrolet Corvette's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
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.

RRadial
BBias Belt
DDiagonal
Y

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)50th Anniversary Edition (EMT Tire)50th Anniversary Edition Pace Car (EMT Tire)

P245/45ZR17/LL 89Y(Front)

Simplified Size:  275-40-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2003 Chevrolet Corvette is P245/45ZR17/LL 89Y (Front).  A color-coded explanation of the 2003 Chevrolet Corvette's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
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.

RRadial
BBias Belt
DDiagonal
Y

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.