Bridgestone Alenza AS Ultra 285/50R20 Tires
Bridgestone Alenza AS Ultra 285/50R20 SL 112V is a touring all-season tire priced from $285.99.
Bridgestone Alenza AS Ultra 285/50R20 SL 112V Tire Specs
285/50R20 is a Metric tire used as an original equipment on a variety of popular sport utility vehicles. It also comes in a LT-Metric (LT285/50R20) and a P-Metric (P285/50R20) variant
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
285 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 285/50R20 tire is 285 millimeters.
50 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 285/50R20 tire, the sidewall height is 50% of its tread width.
R denotes that 285/50R20 tire has radial construction.
20 represents the wheel diameter in inches that the tire is designed to fit. 285/50R20 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.
112 indicates the load index. A tire with a load index of 112 can support a maximum load of 2469 pounds or 1120 kilograms per tire.
V indicates the speed rating. A tire with a speed rating of V is approved for speeds up to 149 miles per hour or 240 kilometers per hour under optimal conditions.
Maximum inflation for Bridgestone Alenza AS Ultra 285/50R20 tire is 51 psi.
Uniform Tire Quality Grading System (UTQG) rating for Bridgestone Alenza AS Ultra 285/50R20 tire is 800 A A.
Tire manufacturer part number (MPN) is 012474.

285/50R20 Dimensions Chart
Bridgestone Alenza AS Ultra 285/50R20 tire has a diameter of 31.3", a width of 11.2", mounts on a 20" rim, and makes 645 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 285 mm | 11.2" |
Aspect Ratio | 50% | |
Rim Diameter | 508 mm | 20" |
Tire Diameter | 794 mm | 31.3" |
Sidewall Height | 143 mm | 5.6" |
Circumference | 2493 mm | 98.3" |
Revolutions | 401 per km | 645 per mile |
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