2018 Chevy Corvette Tire Size

There are multiple tire sizes for your 2018 Chevy Corvette 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 2018 Chevy Corvette.

Trim Options:

Stingray

P245/35ZR19 (89Y)(Front)

Simplified Size:  245-35-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Corvette is P245/35ZR19 (89Y) (Front).  A color-coded explanation of the 2018 Chevy 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.

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

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
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.

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:

Stingray

P285/30ZR20 (95Y)(Rear)

Simplified Size:  285-30-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Corvette is P245/35ZR19 (89Y) (Front).  A color-coded explanation of the 2018 Chevy Corvette's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
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

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
20

The tire size was designed to fit rims or wheels that are 20 inches in diameter.

95

This tire has a load index of 95, which means it's capable of carrying a load of 1518 pounds (690 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

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:

Grand SportZ06

P285/30ZR19 (94Y)(Front)

Simplified Size:  285-30-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Corvette is P285/30ZR19 (94Y) (Front).  A color-coded explanation of the 2018 Chevy Corvette's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
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

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
19

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

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:

Grand SportZ06

P335/25ZR20 (99Y)(Rear)

Simplified Size:  335-25-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Corvette is P285/30ZR19 (94Y) (Front).  A color-coded explanation of the 2018 Chevy Corvette's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
335

This number indicates that your tire has a width of 335 millimeters.

25

This number means that your tire has an aspect ratio of 25%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 25% of the width.  In this case, the sidewall height works out to be 83 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

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
20

The tire size was designed to fit rims or wheels that are 20 inches in diameter.

99

This tire has a load index of 99, which means it's capable of carrying a load of 1705 pounds (775 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

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.