1989 Mazda RX-7 Tire Size

Your Mazda was manufactured with different tire sizes.  To determine the best tire size for your specific 1989 Mazda RX-7, we first need to determine your rim size.  Please review the information below.

How to Determine Rim Size

Check your existing tires.  Your Mazda RX-7's rim size is the number to the right of the R.  In the example pictured here, the tire size fits 16-inch rims.

Rim Size Selection

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

14-Inch Rims

1989 Mazda RX-7

 

Your 1989 Mazda RX-7 was manufactured with multiple tire sizes.  Choose a tire size below to get a color-coded explanation of the differences.  Then pick the best tire size for your 1989 Mazda RX-7.

185/70 HR14

Simplified Size:  185-70-14

Simplified size is useful for shopping and buying tires.

The original tire size for your 1989 Mazda RX-7 is 185/70HR14 H.  A color-coded explanation of the 1989 Mazda RX-7's tire size is shown below.

185

This number indicates that your tire has a width of 185 millimeters.

14

The tire size was designed to fit rims or wheels that are 14 inches in diameter.

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 129 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.

P185/70R14 87H

Simplified Size:  185-70-14

Simplified size is useful for shopping and buying tires.

The original tire size for your 1989 Mazda RX-7 is P185/70R14 87H.  A color-coded explanation of the 1989 Mazda RX-7's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
185

This number indicates that your tire has a width of 185 millimeters.

14

The tire size was designed to fit rims or wheels that are 14 inches in diameter.

87

This tire has a load index of 87, which means it's capable of carrying a load of 1199 pounds (545 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 129 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.

15-Inch Rims

1989 Mazda RX-7

 

The original tire size for your 1989 Mazda RX-7 is listed below. Tap on the box to view a color-coded explanation of your Mazda RX-7's' tire size.

Trim Options:

ConvertibleGXLGXL 2+2

205/60 VR15

Simplified Size:  205-60-15

Simplified size is useful for shopping and buying tires.

The original tire size for your 1989 Mazda RX-7 is 205/60VR15 V.  A color-coded explanation of the 1989 Mazda RX-7's tire size is shown below.

205

This number indicates that your tire has a width of 205 millimeters.

15

The tire size was designed to fit rims or wheels that are 15 inches in diameter.

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 123 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
V

This tire has a speed rating of V, which means 149 mph (240 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

16-Inch Rims

1989 Mazda RX-7

 

The original tire size for your 1989 Mazda RX-7 is listed below. Tap on the box to view a color-coded explanation of your Mazda RX-7's' tire size.

Trim Options:

GTUGTUsTurbo

205/55 VR16

Simplified Size:  205-55-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 1989 Mazda RX-7 is 205/55VR16 V.  A color-coded explanation of the 1989 Mazda RX-7's tire size is shown below.

205

This number indicates that your tire has a width of 205 millimeters.

16

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

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 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
DDiagonal
V

This tire has a speed rating of V, which means 149 mph (240 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.