2019 Rolls-Royce Cullinan Tire Size
The original tire size for your 2019 Rolls-Royce Cullinan is listed below. Tap on the box to view a color-coded explanation of the best Rolls-Royce Cullinan tire size.
255/50R21/XL 109
Simplified Size: 255-50-21
Simplified size is useful for shopping and buying tires.
The original tire size for your 2019 Rolls-Royce Cullinan is 255/50R21/XL 109H. A color-coded explanation of the 2019 Rolls-Royce Cullinan's tire size is shown below.
255 | This number indicates that your tire has a width of 255 millimeters. | ||||||
21 | The tire size was designed to fit rims or wheels that are 21 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. | ||||||
109 | This tire has a load index of 109, which means it's capable of carrying a load of 2266 pounds (1030 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 127 millimeters. | ||||||
R | This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.
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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. |