2016 Cadillac ELR Tire Size

There are multiple tire sizes for your 2016 Cadillac ELR 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 2016 Cadillac ELR.

245/40R20 95H

Simplified Size:  245-40-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2016 Cadillac ELR is 245/40R20 95H.  A color-coded explanation of the 2016 Cadillac ELR'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.

95

This tire has a load index of 95, which means it's capable of carrying a load of 1518 pounds (690 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

40

This number means that your tire has an aspect ratio of 40%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 40% of the width.  In this case, the sidewall height works out to be 98 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.

Trim Options:

w/Performance Pkg.

245/40ZR20/XL (99Y)

Simplified Size:  245-40-20

Simplified size is useful for shopping and buying tires.

The original tire size for your 2016 Cadillac ELR is 245/40ZR20/XL 99(Y).  A color-coded explanation of the 2016 Cadillac ELR'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.

XL

The mark of XL means extra load.  A tire with this designation can handle higher inflation pressures than a regular tire, which increases its maximum load.

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.

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.

40

This number means that your tire has an aspect ratio of 40%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 40% of the width.  In this case, the sidewall height works out to be 98 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
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.