Michelin XZX 145R15 Tires

Michelin XZX 145R15 SL 78S is a touring summer tire.

Michelin XZX 145R15 SL 78S Tire Specs

145R15 is a Metric tire.

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

145 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 145R15 tire is 145 millimeters.

82 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 145R15 tire, the sidewall height is 82% of its tread width.

R denotes that 145R15 tire has radial construction.

15 represents the wheel diameter in inches that the tire is designed to fit. 145R15 can be mounted on rims with 15 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.

78 indicates the load index. A tire with a load index of 78 can support a maximum load of 937 pounds or 425 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 XZX 145R15 tire is 51 psi.

Uniform Tire Quality Grading System (UTQG) rating for Michelin XZX 145R15 tire is 200 A B.

Tire manufacturer part number (MPN) is 55187.