1997 BMW 850Ci Tire Size

The original tire size for your 1997 BMW 850Ci is listed below. Tap on the box to view a color-coded explanation of the best BMW 850Ci tire size.

235/50ZR16 95W

Simplified Size:  235-50-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 1997 BMW 850Ci is 235/50ZR16 95W.  A color-coded explanation of the 1997 BMW 850Ci's tire size is shown below.

235

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

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 117 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
16

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

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.