2021 Buick Envision Tire Size

Your Buick was manufactured with different tire sizes.  To determine the best tire size for your specific 2021 Buick Envision, we first need to determine your rim size.  Please review the information below.

How to Determine Rim Size

Check your existing tires.  Your Buick Envision'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

2021 Buick Envision

 

The original tire size for your 2021 Buick Envision is listed below. Tap on the box to view a color-coded explanation of your Buick Envision's' tire size.

Trim Options:

EssencePreferred

235/60R18 103H

Simplified Size:  235-60-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2021 Buick Envision is 235/60R18 103H.  A color-coded explanation of the 2021 Buick Envision's tire size is shown below.

235

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

18

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

103

This tire has a load index of 103, which means it's capable of carrying a load of 1925 pounds (875 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

60

This number means that your tire has an aspect ratio of 60%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 60% of the width.  In this case, the sidewall height works out to be 141 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
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.

20-Inch Rims

2021 Buick Envision

 

The original tire size for your 2021 Buick Envision is listed below. Tap on the box to view a color-coded explanation of your Buick Envision's' tire size.

Trim Options:

AvenirEssenceEssence Sport Touring EditionPreferredPreferred Sport Touring Edition

245/45R20 99H

Simplified Size:  245-45-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2021 Buick Envision is 245/45R20 99H.  A color-coded explanation of the 2021 Buick Envision's tire size is shown below.

245

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

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.

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
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.