Michelin Pilot Super Sport ZP 275/35R21 Tires

Michelin Pilot Super Sport ZP 275/35R21 SL 99Y is an ultra high performance summer tire with run-flat capability.

Michelin Pilot Super Sport ZP 275/35R21 SL 99Y Tire Specs

275/35R21 is a Metric tire used as an original equipment on a variety of popular crossovers and passenger cars.

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

275 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 275/35R21 tire is 275 millimeters.

35 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 275/35R21 tire, the sidewall height is 35% of its tread width.

R denotes that 275/35R21 tire has radial construction.

21 represents the wheel diameter in inches that the tire is designed to fit. 275/35R21 can be mounted on rims with 21 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.

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.

Michelin Pilot Super Sport ZP 275/35R21 is a run-flat tire designed to resist the effects of deflation when punctured, and to enable the vehicle to continue to be driven at a reduced speed for a limited distance.

Maximum inflation for Michelin Pilot Super Sport ZP 275/35R21 tire is 51 psi.

Uniform Tire Quality Grading System (UTQG) rating for Michelin Pilot Super Sport ZP 275/35R21 tire is 300 AA A.

Tire manufacturer part number (MPN) is 40782.