Falken Azenis RT660 255/40R17 Tires
Falken Azenis RT660 255/40R17 XL 98W is an ultra high performance summer tire priced from $224.72.
Falken Azenis RT660 255/40R17 XL 98W Tire Specs
255/40R17 is a Metric tire used as an original equipment on a variety of popular passenger cars. It also comes in a P-Metric (P255/40R17) 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 255/40R17 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 255/40R17 tire, the sidewall height is 40% of its tread width.
R denotes that 255/40R17 tire has radial construction.
17 represents the wheel diameter in inches that the tire is designed to fit. 255/40R17 can be mounted on rims with 17 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.
98 indicates the load index. A tire with a load index of 98 can support a maximum load of 1653 pounds or 750 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.
Maximum inflation for Falken Azenis RT660 255/40R17 tire is 50 psi.
Uniform Tire Quality Grading System (UTQG) rating for Falken Azenis RT660 255/40R17 tire is 200 A A.
Tire manufacturer part number (MPN) is 28678267.

255/40R17 Dimensions Chart
Falken Azenis RT660 255/40R17 tire has a diameter of 25", a width of 10", mounts on a 17" rim, and makes 807 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 255 mm | 10" |
Aspect Ratio | 40% | |
Rim Diameter | 432 mm | 17" |
Tire Diameter | 636 mm | 25" |
Sidewall Height | 102 mm | 4" |
Circumference | 1997 mm | 78.5" |
Revolutions | 501 per km | 807 per mile |
More 255/40R17 Tires
Here are the lowest priced tires availabe in 255/40R17 tire size.

Accelera Phi 255/40R17
from $86.93
Westlake SA-07 255/40R17
from $96.99
Riken Raptor ZR A/S 255/40R17
from $110.69
GT Radial Champiro HPY 255/40R17
from $119.99
Maxxis Bravo HP-M3 255/40R17
from $135.61
Nitto Motivo 255/40R17
from $146.00
Sumitomo HTR Z5 255/40R17
from $148.99
General G-Max RS 255/40R17
from $152.99Shop more 255/40R17 tires with tire finder.
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