Cooper Discoverer Rugged Trek LT275/65R20 Tires
Cooper Discoverer Rugged Trek LT275/65R20 E 126/123Q is an all-terrain tire priced from $407.99.
Cooper Discoverer Rugged Trek LT275/65R20 E 126/123Q Tire Specs
LT275/65R20 is a LT-Metric tire used as an original equipment on a variety of popular pickup trucks. It also comes in a Metric (275/65R20) and a Metric Commercial (275/65R20C) variant
Let us decode each aspect of the tire size code to have a full understanding what this tire size means.
LT indicates that LT275/65R20 is a light truck tire.
275 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 LT275/65R20 tire is 275 millimeters.
65 represents the aspect ratio of a tire, which is a ratio of the tire's sidewall height to its width. For LT275/65R20 tire, the sidewall height is 65% of its tread width.
R denotes that LT275/65R20 tire has radial construction.
20 represents the wheel diameter in inches that the tire is designed to fit. LT275/65R20 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.
126/123 indicates a dual load index, meaning a tire can be used in a single or a dual application. For a single application, load index of 126 can support a maximum load of 3748 pounds or 1700 kilograms per tire. For a dual application, load index of 123 can support a maximum load of 3417 pounds or 1550 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 Cooper Discoverer Rugged Trek LT275/65R20 tire is 80 psi.
Uniform Tire Quality Grading System (UTQG) rating for Cooper Discoverer Rugged Trek LT275/65R20 tire is 600 A B.
Tire manufacturer part number (MPN) is 170057007.

LT275/65R20 Dimensions Chart
Cooper Discoverer Rugged Trek LT275/65R20 tire has a diameter of 34.1", a width of 10.8", mounts on a 20" rim, and makes 592 revolutions per mile.
Metric | Inches | |
---|---|---|
Tire Width | 275 mm | 10.8" |
Aspect Ratio | 65% | |
Rim Diameter | 508 mm | 20" |
Tire Diameter | 866 mm | 34.1" |
Sidewall Height | 178.8 mm | 7" |
Circumference | 2719 mm | 107.1" |
Revolutions | 368 per km | 592 per mile |
More LT275/65R20 Tires
Here are the lowest priced tires availabe in LT275/65R20 tire size.

Westlake SL369 A/T LT275/65R20
from $177.97
Achilles Desert Hawk HT3 LT275/65R20
from $187.99
Accelera Epsilon A/T LT275/65R20
from $199.99
Milestar Patagonia H/T LT275/65R20
from $211.95
Westlake SL376 M/T LT275/65R20
from $216.97
Atturo Trail Blade X/T LT275/65R20
from $218.93
Atturo Trail Blade X/T LT275/65R20
from $218.97
Milestar Patagonia X/T LT275/65R20
from $225.97Shop more LT275/65R20 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.