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Out of Stock

Item DSCAT34S-171017010

*Rim is not included

Tire size:

235/75R15XL 109T

Available Sizes

Before selecting a different size, please make sure it fits your vehicle.

Cooper Discoverer AT3 4S

65,000 Mile Warranty

Benefits & Features

65,000 Mile Warranty

Wet and Dry Grip

Micro-Gauge Zigzag Sipes bite into slippery or dry road for superior control.

All-Terrain Performance

5-rib all terrain pattern offers maximum off-road abilities while enhancing wet and dry traction.

All-Season Capabilities

Adaptive-Traction Technology grabs onto rocky or smooth surfaces rain or shine. Plus, a Three-Peak Mountain Snowflake rating for severe winter weather condition.

Snow Traction

Patented Snow-Groove Technology provides outstanding grip in snow.

Tire Description

Cooper Discoverer AT3 4S is a versatile all-season tire for passenger car, light trucks, or SUVÕs. Discoverer AT3 4S can handle any type of weather condition even severe winters. So, if you are looking for a tire you can do what you want, when you want rather its off-road trails to long highway road trips Discoverer AT3 4S will get you there.

Technical Specifications

Road Condition All Season
Tread Type

This describes how the tread is designed. Each design serves a different purpose depending on features and the terrain it's meant to be driven on.

All Terrain
Speed Rating

The maximum speed capability of the tire on a vehicle.

Load Index

The maximum load (weight) rating capacity of a tire.


The appearance of the side of a tire.

Outlined White Letters
Size 235/75R15XL 109T

Stands for Uniform Tire Quality Grading. An industry standard that is used for passenger car tires to measures their treadwear, temperature resistance and traction.

620 A B

The rate at which a tire wears when tested in a controlled environment.


A rating of the ability of a tire to stop on wet pavement (asphalt or concrete) when measured in a controlled environment.


A rating for tire resistance to the generation of heat at speed. Ratings are A, B, and C. A is considered the best, and only tires graded A or B are allowed to be sold in the USA

Max. Load 2271 lbs
Max. Inflation Pressure 50 psi
Tread Depth 14/32"
Rim Width Range 6.5 - 8"
Sect. Width 9.3"
Overall Diameter 28.74"

Available Sizes

Before selecting a different size, please make sure it fits your vehicle.

*All Cooper tires may continue to be developed with manufacturer changes. That being said, Tire Agent and the manufacturer have the right to change these tire specifications at any time without notice or obligation.