2017 GMC Sierra 1500 Tire Size

Your GMC was manufactured with different tire sizes.  To determine the best tire size for your specific 2017 GMC Sierra 1500, we first need to determine your rim size.  Please review the information below.

How to Determine Rim Size

Check your existing tires.  Your GMC Sierra 1500'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.

17-Inch Rims

2017 GMC Sierra 1500

 

Your 2017 GMC Sierra 1500 was manufactured with multiple tire sizes.  Choose a tire size below to get a color-coded explanation of the differences.  Then pick the best tire size for your 2017 GMC Sierra 1500.

LT265/70R17/C 112Q

Simplified Size:  265-70-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 GMC Sierra 1500 is LT265/70R17/C 112Q.  A color-coded explanation of the 2017 GMC Sierra 1500's tire size is shown below.

LT

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.

17

The tire size was designed to fit rims or wheels that are 17 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.

C

The mark of C denotes your tire's load range, or ply rating.  A load range of C means that the tire has a ply rating of 6.  Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures.  Tires with higher inflation pressures can carry heavier loads.

70

This number means that your tire has an aspect ratio of 70%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 70% of the width.  In this case, the sidewall height works out to be 185 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
Q

This tire has a speed rating of Q, which means 99 mph (160 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

P255/70R17 110S

Simplified Size:  255-70-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 GMC Sierra 1500 is P255/70R17 110S.  A color-coded explanation of the 2017 GMC Sierra 1500's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
255

This number indicates that your tire has a width of 255 millimeters.

17

The tire size was designed to fit rims or wheels that are 17 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.

70

This number means that your tire has an aspect ratio of 70%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 70% of the width.  In this case, the sidewall height works out to be 178 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
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.

P265/70R17 113H

Simplified Size:  265-70-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 GMC Sierra 1500 is P265/70R17 113H.  A color-coded explanation of the 2017 GMC Sierra 1500'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.

17

The tire size was designed to fit rims or wheels that are 17 inches in diameter.

113

This tire has a load index of 113, which means it's capable of carrying a load of 2530 pounds (1150 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

70

This number means that your tire has an aspect ratio of 70%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 70% of the width.  In this case, the sidewall height works out to be 185 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.

P265/70R17 113S

Simplified Size:  265-70-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 GMC Sierra 1500 is P265/70R17 113S.  A color-coded explanation of the 2017 GMC Sierra 1500'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.

17

The tire size was designed to fit rims or wheels that are 17 inches in diameter.

113

This tire has a load index of 113, which means it's capable of carrying a load of 2530 pounds (1150 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

70

This number means that your tire has an aspect ratio of 70%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 70% of the width.  In this case, the sidewall height works out to be 185 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
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.

18-Inch Rims

2017 GMC Sierra 1500

 

There are multiple tire sizes for your 2017 GMC Sierra 1500 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 2017 GMC Sierra 1500.

Trim Options:

SLT

265/65R18 114S

Simplified Size:  265-65-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 GMC Sierra 1500 is 265/65R18 114S.  A color-coded explanation of the 2017 GMC Sierra 1500's tire size is shown below.

265

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

18

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

114

This tire has a load index of 114, which means it's capable of carrying a load of 2596 pounds (1180 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

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
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.

Trim Options:

SLESLT

P265/65R18 112T

Simplified Size:  265-65-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 GMC Sierra 1500 is P265/65R18 112T.  A color-coded explanation of the 2017 GMC Sierra 1500'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.

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.

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
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

2017 GMC Sierra 1500

 

The original tire size for your 2017 GMC Sierra 1500 is listed below. Tap on the box to view a color-coded explanation of your GMC Sierra 1500's' tire size.

Trim Options:

DenaliSLESLT

P275/55R20 111S

Simplified Size:  275-55-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 GMC Sierra 1500 is P275/55R20 111S.  A color-coded explanation of the 2017 GMC Sierra 1500'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.

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.

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
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

2017 GMC Sierra 1500

 

The original tire size for your 2017 GMC Sierra 1500 is listed below. Tap on the box to view a color-coded explanation of your GMC Sierra 1500's' tire size.

Trim Options:

DenaliSLT

P285/45R22 110H

Simplified Size:  285-45-22

Simplified size is useful for shopping and buying tires.

The original tire size for your 2017 GMC Sierra 1500 is P285/45R22 110H.  A color-coded explanation of the 2017 GMC Sierra 1500'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.

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.

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
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.