2008 Tesla Roadster Tire Size

The original tire size for your 2008 Tesla Roadster is listed below. Tap on the box to view a color-coded explanation of the best Tesla Roadster tire size.

175/55R16 80W(Front)

Simplified Size:  175-55-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 2008 Tesla Roadster is 175/55R16 80W (Front).  A color-coded explanation of the 2008 Tesla Roadster's tire size is shown below.

175

This number indicates that your tire has a width of 175 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 96 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
16

The tire size was designed to fit rims or wheels that are 16 inches in diameter.

80

This tire has a load index of 80, which means it's capable of carrying a load of 990 pounds (450 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

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.

225/45R17 91W(Rear)

Simplified Size:  225-45-17

Simplified size is useful for shopping and buying tires.

The original tire size for your 2008 Tesla Roadster is 175/55R16 80W (Front).  A color-coded explanation of the 2008 Tesla Roadster's tire size is shown below.

225

This number indicates that your tire has a width of 225 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 101 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
17

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

91

This tire has a load index of 91, which means it's capable of carrying a load of 1353 pounds (615 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

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.