Toyo Open Country M/T LT315/60R20 Tires
Toyo Open Country M/T LT315/60R20 E 125Q is a mud-terrain tire priced from $524.71.
Toyo Open Country M/T LT315/60R20 E 125Q Tire Specs
LT315/60R20 is a LT-Metric tire. It also comes in a Metric (315/60R20) and a P-Metric (P315/60R20) variant
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
LT indicates that LT315/60R20 is a light truck tire.
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 LT315/60R20 tire is 315 millimeters.
60 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For LT315/60R20 tire, the sidewall height is 60% of its tread width.
R denotes that LT315/60R20 tire has radial construction.
20 represents the wheel diameter in inches that the tire is designed to fit. LT315/60R20 can be mounted on rims with 20 inches in diameter.
E denotes the load range of a tire. Load Range E is equivalent to a 10-ply rating, but this doesn't mean the tire actually has 10 physical plies. These tires are generally rated for a maximum inflation pressure of 80 psi, and are commonly used on vehicles that carry heavy cargo or tow trailers, such as full-size vans, pickup trucks, and larger SUVs. They are also found on commercial trucks and RVs.
125 indicates the load index. A tire with a load index of 125 can support a maximum load of 3638 pounds or 1650 kilograms per tire.
Q indicates the speed rating. A tire with a speed rating of Q is approved for speeds up to 99 miles per hour or 159 kilometers per hour under optimal conditions.
Maximum inflation for Toyo Open Country M/T LT315/60R20 tire is 65 psi.
Tire manufacturer part number (MPN) is 360510.

LT315/60R20 Dimensions Chart
Toyo Open Country M/T LT315/60R20 tire has a diameter of 34.9", a width of 12.4", mounts on a 20" rim, and makes 578 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 315 mm | 12.4" |
Aspect Ratio | 60% | |
Rim Diameter | 508 mm | 20" |
Tire Diameter | 886 mm | 34.9" |
Sidewall Height | 189 mm | 7.4" |
Circumference | 2782 mm | 109.6" |
Revolutions | 359 per km | 578 per mile |
More LT315/60R20 Tires
Here are the lowest priced tires availabe in LT315/60R20 tire size.

Yokohama Geolandar M/T G003 LT315/60R20
from $417.99
Nitto Recon Grappler A/T LT315/60R20
from $463.00
Toyo Open Country R/T LT315/60R20
from $492.14Shop more LT315/60R20 tires with tire finder.
All listed guides, data and/or calculations are for informational purposes only. TireSizes.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information.