2015 jeep grand cherokee limited tire size

P

This letter denotes the intended use of the tire.

245

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

17

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

108

This tire has a load index of 108, which means it's capable of carrying a load of 2200 pounds (1000 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 171 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

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.

P

This letter denotes the intended use of the tire.

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.

109

This tire has a load index of 109, which means it's capable of carrying a load of 2266 pounds (1030 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 159 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

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.

265

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

20

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

107

This tire has a load index of 107, which means it's capable of carrying a load of 2145 pounds (975 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

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 132 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

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.

295

This number indicates that your tire has a width of 295 millimeters.

20

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

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.

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 132 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

W

This tire has a speed rating of W, which means 167 mph (270 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

295

This number indicates that your tire has a width of 295 millimeters.

20

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

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.

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 132 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

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.