2018 Toyota Prius Prime Tire Size
The original tire size for your 2018 Toyota Prius Prime is listed below. Tap on the box to view a color-coded explanation of the best Toyota Prius Prime tire size.
Trim Options:
AdvancedPlusPremium
P195/65R15 89
Simplified Size: 195-65-15
Simplified size is useful for shopping and buying tires.
The original tire size for your 2018 Toyota Prius Prime is P195/65R15 89S. A color-coded explanation of the 2018 Toyota Prius Prime's tire size is shown below.
P | This letter denotes the intended use of the tire.
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195 | This number indicates that your tire has a width of 195 millimeters. | ||||||
15 | The tire size was designed to fit rims or wheels that are 15 inches in diameter. | ||||||
89 | This tire has a load index of 89, which means it's capable of carrying a load of 1276 pounds (580 kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite. | ||||||
65 | This number means that your tire has an aspect ratio of 65%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 65% of the width. In this case, the sidewall height works out to be 126 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 S, which means 111 mph (180 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |