Toyo Proxes R888R 315/30R20 Tires
Toyo Proxes R888R 315/30R20 SL 101Y is a track and competition tire priced from $555.11.
Toyo Proxes R888R 315/30R20 SL 101Y Tire Specs
315/30R20 is a Metric tire. It also comes in a P-Metric (P315/30R20) variant
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
315 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 315/30R20 tire is 315 millimeters.
30 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For 315/30R20 tire, the sidewall height is 30% of its tread width.
R denotes that 315/30R20 tire has radial construction.
20 represents the wheel diameter in inches that the tire is designed to fit. 315/30R20 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.
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 Toyo Proxes R888R 315/30R20 tire is 51 psi.
Uniform Tire Quality Grading System (UTQG) rating for Toyo Proxes R888R 315/30R20 tire is 100 AA A.
Tire manufacturer part number (MPN) is 104300.

315/30R20 Dimensions Chart
Toyo Proxes R888R 315/30R20 tire has a diameter of 27.5", a width of 12.4", mounts on a 20" rim, and makes 733 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 315 mm | 12.4" |
Aspect Ratio | 30% | |
Rim Diameter | 508 mm | 20" |
Tire Diameter | 698 mm | 27.5" |
Sidewall Height | 95 mm | 3.7" |
Circumference | 2192 mm | 86.4" |
Revolutions | 456 per km | 733 per mile |
More 315/30R20 Tires
Here are the lowest priced tires availabe in 315/30R20 tire size.

Atturo AZ850 315/30R20
from $135.71
Atturo AZ850 315/30R20
from $147.98
Nitto NT555 G2 315/30R20
from $362.00
Atturo AZ850 DR 315/30R20
from $399.00
Toyo Proxes RR 315/30R20
from $480.57
Michelin Pilot Sport 4S 315/30R20
from $558.99
Michelin Pilot Sport 4S 315/30R20
from $569.99
Michelin Pilot Sport Cup 2 315/30R20
from $573.99Shop more 315/30R20 tires with tire finder.
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