2018 Chevy Tahoe Tire Size

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

How to Determine Rim Size

Check your existing tires.  Your Chevy Tahoe'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 Tahoe

 

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

Trim Options:

LSLT

P265/65R18 112T

Simplified Size:  265-65-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Tahoe is P265/65R18 112T.  A color-coded explanation of the 2018 Chevy Tahoe's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
265

This number indicates that your tire has a width of 265 millimeters.

65

This number means that your tire has an aspect ratio of 65%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 65% of the width.  In this case, the sidewall height works out to be 172 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.

112

This tire has a load index of 112, which means it's capable of carrying a load of 2464 pounds (1120 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

T

This tire has a speed rating of T, which means 118 mph (190 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

20-Inch Rims

2018 Chevy Tahoe

 

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

Trim Options:

LSLTPremier

P275/55R20 111S

Simplified Size:  275-55-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Tahoe is P275/55R20 111S.  A color-coded explanation of the 2018 Chevy Tahoe'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.

55

This number means that your tire has an aspect ratio of 55%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 55% of the width.  In this case, the sidewall height works out to be 151 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
20

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

111

This tire has a load index of 111, which means it's capable of carrying a load of 2398 pounds (1090 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

S

This tire has a speed rating of S, which means 111 mph (180 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

22-Inch Rims

2018 Chevy Tahoe

 

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

Trim Options:

LSLTPremierRST

P285/45R22 110H

Simplified Size:  285-45-22

Simplified size is useful for shopping and buying tires.

The original tire size for your 2018 Chevy Tahoe is P285/45R22 110H.  A color-coded explanation of the 2018 Chevy Tahoe'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.

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 128 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
22

The tire size was designed to fit rims or wheels that are 22 inches in diameter.

110

This tire has a load index of 110, which means it's capable of carrying a load of 2332 pounds (1060 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.