General G-Max RS 285/40R18 Tires
General G-Max RS 285/40R18 SL 101Y is an ultra high performance summer tire priced from $283.99.
General G-Max RS 285/40R18 SL 101Y Tire Specs
285/40R18 is a Metric tire. It also comes in a P-Metric (P285/40R18) variant
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
285 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 285/40R18 tire is 285 millimeters.
40 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 285/40R18 tire, the sidewall height is 40% of its tread width.
R denotes that 285/40R18 tire has radial construction.
18 represents the wheel diameter in inches that the tire is designed to fit. 285/40R18 can be mounted on rims with 18 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.
101 indicates the load index. A tire with a load index of 101 can support a maximum load of 1819 pounds or 825 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.
Maximum inflation for General G-Max RS 285/40R18 tire is 51 psi.
Uniform Tire Quality Grading System (UTQG) rating for General G-Max RS 285/40R18 tire is 360 AA A.
Tire manufacturer part number (MPN) is 15592020000.

285/40R18 Dimensions Chart
General G-Max RS 285/40R18 tire has a diameter of 27", a width of 11.2", mounts on a 18" rim, and makes 747 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 285 mm | 11.2" |
Aspect Ratio | 40% | |
Rim Diameter | 457 mm | 18" |
Tire Diameter | 685 mm | 27" |
Sidewall Height | 114 mm | 4.5" |
Circumference | 2151 mm | 84.8" |
Revolutions | 465 per km | 747 per mile |
More 285/40R18 Tires
Here are the lowest priced tires availabe in 285/40R18 tire size.

Nitto NT555 G2 285/40R18
from $313.00
Michelin Pilot Sport 4S 285/40R18
from $418.99Shop more 285/40R18 tires with tire finder.
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