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1998 BMW Z3 Tire Size

Your BMW was manufactured with different tire sizes.  To determine the best tire size for your specific 1998 BMW Z3, we first need to determine your rim size.  Please review the information below.

How to Determine Rim Size

Check your existing tires.  Your BMW Z3's rim size is the number to the right of the R.  In the example pictured here, the tire size fits 16-inch rims.

How to determine rim size

Rim Size Selection

Now that you know your rim size, make a selection below to filter your results.

16-Inch Rims

1998 BMW Z3

 

The original tire size for your 1998 BMW Z3 is listed below. Tap on the box to view a color-coded explanation of your BMW Z3's' tire size.

The original tire size for your 1998 BMW Z3 is 225/50ZR16 .  A color-coded explanation of the 1998 BMW Z3's tire size is shown below.

225

This number indicates that your tire has a width of 225 millimeters.

16

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

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.

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 112 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
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17-Inch Rims

1998 BMW Z3

 

The original tire size for your 1998 BMW Z3 is listed below. Tap on the box to view a color-coded explanation of your BMW Z3's' tire size.

The original tire size for your 1998 BMW Z3 is 225/45ZR17 (Front).  A color-coded explanation of the 1998 BMW Z3's tire size is shown below.

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.

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

The original tire size for your 1998 BMW Z3 is 225/45ZR17 (Front).  A color-coded explanation of the 1998 BMW Z3's tire size is shown below.

225

This number indicates that your tire has a width of 225 millimeters.

17

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

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 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