Michelin X 125R12 Tires
Michelin X 125R12 SL 62S is a touring summer tire.
Michelin X 125R12 SL 62S Tire Specs
125R12 is a Metric tire.
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
125 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 125R12 tire is 125 millimeters.
82 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 125R12 tire, the sidewall height is 82% of its tread width.
R denotes that 125R12 tire has radial construction.
12 represents the wheel diameter in inches that the tire is designed to fit. 125R12 can be mounted on rims with 12 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.
62 indicates the load index. A tire with a load index of 62 can support a maximum load of 584 pounds or 265 kilograms per tire.
S indicates the speed rating. A tire with a speed rating of S is approved for speeds up to 112 miles per hour or 180 kilometers per hour under optimal conditions.
Maximum inflation for Michelin X 125R12 tire is 51 psi.
Tire manufacturer part number (MPN) is 68217.

125R12 Dimensions Chart
Michelin X 125R12 tire has a diameter of 20.1", a width of 4.9", mounts on a 12" rim, and makes 1004 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 125 mm | 4.9" |
Aspect Ratio | 82% | |
Rim Diameter | 305 mm | 12" |
Tire Diameter | 511 mm | 20.1" |
Sidewall Height | 103 mm | 4.1" |
Circumference | 1605 mm | 63.1" |
Revolutions | 623 per km | 1004 per mile |
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