Michelin Primacy A/S 285/40R23 Tires

Michelin Primacy A/S 285/40R23 XL 111Y is a touring all-season tire priced from $377.11.

Michelin Primacy A/S 285/40R23 XL 111Y Tire Specs

285/40R23 is a Metric tire used as an original equipment on a variety of popular sport utility vehicles. It also comes in a High-Load (HL285/40R23) 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 285/40R23 tire is 285 millimeters.

40 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 285/40R23 tire, the sidewall height is 40% of its tread width.

R denotes that 285/40R23 tire has radial construction.

23 represents the wheel diameter in inches that the tire is designed to fit. 285/40R23 can be mounted on rims with 23 inches in diameter.

XL denotes the load range of a tire. XL stands for Extra Load. Tires with this designation are constructed to carry more weight than standard load tires of the same size. This is achieved by reinforcing the tire's construction, often through additional or stronger layers known as plies.

111 indicates the load index. A tire with a load index of 111 can support a maximum load of 2403 pounds or 1090 kilograms per tire.

Y indicates the speed rating. A tire with a speed rating of Y is approved for speeds up to 186 miles per hour or 299 kilometers per hour under optimal conditions.

Maximum inflation for Michelin Primacy A/S 285/40R23 tire is 50 psi.

Uniform Tire Quality Grading System (UTQG) rating for Michelin Primacy A/S 285/40R23 tire is 540 A A.

Tire manufacturer part number (MPN) is 16824.

Michelin Primacy A/S
Buy from $377.11

285/40R23 Dimensions Chart

Michelin Primacy A/S 285/40R23 tire has a diameter of 32", a width of 11.2", mounts on a 23" rim, and makes 630 revolutions per mile.

Metric Inches
Tire Width 285 mm 11.2"
Aspect Ratio 40%
Rim Diameter 584 mm 23"
Tire Diameter 812 mm 32"
Sidewall Height 114 mm 4.5"
Circumference 2550 mm 100.5"
Revolutions 392 per km 630 per mile

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