Milestar Weatherguard AW365 225/55R18 Tires
Milestar Weatherguard AW365 225/55R18 XL 102V is an all-weather tire priced from $144.95.
Milestar Weatherguard AW365 225/55R18 XL 102V Tire Specs
225/55R18 is a Metric tire used as an original equipment on a variety of popular crossovers, passenger cars and sport utility vehicles. It also comes in a P-Metric (P225/55R18) variant
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
225 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 225/55R18 tire is 225 millimeters.
55 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 225/55R18 tire, the sidewall height is 55% of its tread width.
R denotes that 225/55R18 tire has radial construction.
18 represents the wheel diameter in inches that the tire is designed to fit. 225/55R18 can be mounted on rims with 18 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.
102 indicates the load index. A tire with a load index of 102 can support a maximum load of 1874 pounds or 850 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 Milestar Weatherguard AW365 225/55R18 tire is 50 psi.
Uniform Tire Quality Grading System (UTQG) rating for Milestar Weatherguard AW365 225/55R18 tire is 500 A A.
Tire manufacturer part number (MPN) is 24559009.

225/55R18 Dimensions Chart
Milestar Weatherguard AW365 225/55R18 tire has a diameter of 27.8", a width of 8.9", mounts on a 18" rim, and makes 726 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 225 mm | 8.9" |
Aspect Ratio | 55% | |
Rim Diameter | 457 mm | 18" |
Tire Diameter | 705 mm | 27.8" |
Sidewall Height | 124 mm | 4.9" |
Circumference | 2214 mm | 87.3" |
Revolutions | 452 per km | 726 per mile |
More 225/55R18 Tires
Here are the lowest priced tires availabe in 225/55R18 tire size.

Atturo AZ600 225/55R18
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Westlake SA-07 225/55R18
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GT Radial Champiro Touring A/S 225/55R18
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Accelera Iota ST68 225/55R18
from $100.96
Achilles Touring Sport A/S 225/55R18
from $103.99
Nexen Winguard Winspike 3 225/55R18
from $114.96
Laufenn S Fit AS 225/55R18
from $117.99
Milestar MS932 Sport 225/55R18
from $119.95Shop more 225/55R18 tires with tire finder.
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