Bridgestone Ecopia EP500 155/60R20 Tires
Bridgestone Ecopia EP500 155/60R20 SL 80Q is a touring summer tire priced from $217.97.
Bridgestone Ecopia EP500 155/60R20 SL 80Q Tire Specs
155/60R20 is a Metric tire used as an original equipment on a variety of popular passenger cars.
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
155 is a section width of the tire from one sidewall to the other. Tire tread width is typically a bit narrower than the section width. Section width of 155/60R20 tire is 155 millimeters.
60 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 155/60R20 tire, the sidewall height is 60% of its tread width.
R denotes that 155/60R20 tire has radial construction.
20 represents the wheel diameter in inches that the tire is designed to fit. 155/60R20 can be mounted on rims with 20 inches in diameter.
SL denotes the load range of a tire. Standard Load or SL tires are typically found on passenger cars, smaller SUVs, and light trucks. These tires are designed to operate at standard inflation pressures and are not meant for carrying heavy loads.
80 indicates the load index. A tire with a load index of 80 can support a maximum load of 992 pounds or 450 kilograms per tire.
Q indicates the speed rating. A tire with a speed rating of Q is approved for speeds up to 99 miles per hour or 159 kilometers per hour under optimal conditions.
Maximum inflation for Bridgestone Ecopia EP500 155/60R20 tire is 51 psi.
Uniform Tire Quality Grading System (UTQG) rating for Bridgestone Ecopia EP500 155/60R20 tire is 440 A A.
Tire manufacturer part number (MPN) is 001628.

155/60R20 Dimensions Chart
Bridgestone Ecopia EP500 155/60R20 tire has a diameter of 27.3", a width of 6.1", mounts on a 20" rim, and makes 739 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 155 mm | 6.1" |
Aspect Ratio | 60% | |
Rim Diameter | 508 mm | 20" |
Tire Diameter | 694 mm | 27.3" |
Sidewall Height | 93 mm | 3.7" |
Circumference | 2179 mm | 85.7" |
Revolutions | 459 per km | 739 per mile |
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