2003 Maserati Coupe Tire Size

The original tire size for your 2003 Maserati Coupe is listed below. Tap on the box to view a color-coded explanation of the best Maserati Coupe tire size.

Trim Options:

CambiocorsaGT

235/40ZR18 91Y(Front)

Simplified Size:  235-40-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2003 Maserati Coupe is 235/40ZR18 91Y (Front).  A color-coded explanation of the 2003 Maserati Coupe's tire size is shown below.

235

This number indicates that your tire has a width of 235 millimeters.

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 94 millimeters.

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.

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.

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.

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.

Trim Options:

CambiocorsaGT

265/35ZR18 93Y(Rear)

Simplified Size:  265-35-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2003 Maserati Coupe is 235/40ZR18 91Y (Front).  A color-coded explanation of the 2003 Maserati Coupe's tire size is shown below.

265

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

35

This number means that your tire has an aspect ratio of 35%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 35% of the width.  In this case, the sidewall height works out to be 92 millimeters.

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.

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.

93

This tire has a load index of 93, which means it's capable of carrying a load of 1430 pounds (650 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

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.