Toyo Proxes A22 P235/55R18 Tires

Toyo Proxes A22 P235/55R18 SL 99T is a touring all-season tire.

Toyo Proxes A22 P235/55R18 SL 99T Tire Specs

P235/55R18 is a P-Metric tire used as an original equipment on a variety of popular minivans, passenger cars and sport utility vehicles. It also comes in a Metric (235/55R18) variant

Let us decode each aspect of the tire size code to have a full understanding what this tire size means.

P indicates that P235/55R18 is a passenger tire.

235 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 P235/55R18 tire is 235 millimeters.

55 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For P235/55R18 tire, the sidewall height is 55% of its tread width.

R denotes that P235/55R18 tire has radial construction.

18 represents the wheel diameter in inches that the tire is designed to fit. P235/55R18 can be mounted on rims with 18 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.

99 indicates the load index. A tire with a load index of 99 can support a maximum load of 1709 pounds or 775 kilograms per tire.

T indicates the speed rating. A tire with a speed rating of T is approved for speeds up to 118 miles per hour or 190 kilometers per hour under optimal conditions.

Maximum inflation for Toyo Proxes A22 P235/55R18 tire is 44 psi.

Uniform Tire Quality Grading System (UTQG) rating for Toyo Proxes A22 P235/55R18 tire is 300 A A.

Tire manufacturer part number (MPN) is 140530.

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P235/55R18 Dimensions Chart

Toyo Proxes A22 P235/55R18 tire has a diameter of 28.1", a width of 9.3", mounts on a 18" rim, and makes 718 revolutions per mile.

Metric Inches
Tire Width 235 mm 9.3"
Aspect Ratio 55%
Rim Diameter 457 mm 18"
Tire Diameter 715 mm 28.1"
Sidewall Height 129 mm 5.1"
Circumference 2245 mm 88.2"
Revolutions 445 per km 718 per mile

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