Dunlop SP Sport 7010 A/S DSST 255/40R20 Tires

Dunlop SP Sport 7010 A/S DSST 255/40R20 SL 97W is an ultra high performance all-season tire with run-flat capability priced from $715.81.

Dunlop SP Sport 7010 A/S DSST 255/40R20 SL 97W Tire Specs

255/40R20 is a Metric tire used as an original equipment on a variety of popular passenger cars and sport utility vehicles. It also comes in a P-Metric (P255/40R20) variant

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

255 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 255/40R20 tire is 255 millimeters.

40 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 255/40R20 tire, the sidewall height is 40% of its tread width.

R denotes that 255/40R20 tire has radial construction.

20 represents the wheel diameter in inches that the tire is designed to fit. 255/40R20 can be mounted on rims with 20 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.

97 indicates the load index. A tire with a load index of 97 can support a maximum load of 1609 pounds or 730 kilograms per tire.

W indicates the speed rating. A tire with a speed rating of W is approved for speeds up to 168 miles per hour or 270 kilometers per hour under optimal conditions.

Dunlop SP Sport 7010 A/S DSST 255/40R20 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 Dunlop SP Sport 7010 A/S DSST 255/40R20 tire is 51 psi.

Uniform Tire Quality Grading System (UTQG) rating for Dunlop SP Sport 7010 A/S DSST 255/40R20 tire is 240 A A.

Tire manufacturer part number (MPN) is 265039947.