2011 Chevrolet Caprice Tire Size

The original tire size for your 2011 Chevrolet Caprice is listed below. Tap on the box to view a color-coded explanation of the best Chevrolet Caprice tire size.

Trim Options:

PPV

P235/50R18/XL 99W

Simplified Size:  235-50-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 2011 Chevrolet Caprice is P235/50R18/XL 99W.  A color-coded explanation of the 2011 Chevrolet Caprice's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
235

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

18

The tire size was designed to fit rims or wheels that are 18 inches in diameter.

XL

The mark of XL means extra load.  A tire with this designation can handle higher inflation pressures than a regular tire, which increases its maximum load.

99

This tire has a load index of 99, which means it's capable of carrying a load of 1705 pounds (775 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

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.

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
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.