2018 Chevy Impala Tire Size

Your Chevy was manufactured with different tire sizes.  To determine the best tire size for your specific 2018 Chevy Impala, we first need to determine your rim size.  Please review the information below.

How to Determine Rim Size

Check your existing tires.  Your Chevy Impala'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.

18-Inch Rims

2018 Chevy Impala

 

The original tire size for your 2018 Chevy Impala is listed below. Tap on the box to view a color-coded explanation of your Chevy Impala's' tire size.

Trim Options:

LSLT

P235/50R18 97H

Simplified Size:  235-50-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Impala is P235/50R18 97H.  A color-coded explanation of the 2018 Chevy Impala's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
235

This number indicates that your tire has a width of 235 millimeters.

50

This number means that your tire has an aspect ratio of 50%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 50% of the width.  In this case, the sidewall height works out to be 117 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
18

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

97

This tire has a load index of 97, which means it's capable of carrying a load of 1606 pounds (730 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

H

This tire has a speed rating of H, which means 130 mph (210 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

19-Inch Rims

2018 Chevy Impala

 

The original tire size for your 2018 Chevy Impala is listed below. Tap on the box to view a color-coded explanation of your Chevy Impala's' tire size.

Trim Options:

LTPremier

P245/45R19 98V

Simplified Size:  245-45-19

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Impala is P245/45R19 98V.  A color-coded explanation of the 2018 Chevy Impala'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.

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
19

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

98

This tire has a load index of 98, which means it's capable of carrying a load of 1650 pounds (750 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

V

This tire has a speed rating of V, which means 149 mph (240 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.