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Cooper Discoverer AT3 LT
Your truck needs a tire that can handle life’s many demands–and the Cooper Discoverer AT3 LT fits that bill.
With strong all-season traction, capable off-road performance, and extreme durability for towing and hauling, the Discoverer AT3 LT is versatile enough to do its duty in every season.
When the off-road calls, this tire is more than capable of handling dirt, mud, sand or gravel thanks to its stone-ejecting ledges and superior grip. And when you’re cruising city streets and highways, ride in surprising comfort thanks to its specialized noise-reducing grooves, all while enjoying long-lasting tread life thanks to its wear-resistant tread design.
Cooper Discoverer AT3 LT Features
- Haul heavy loads and prevent wear with Durable Tread™ Technology
- Experience excellent all-terrain traction with aggressive Secure-Grip™ tread pattern
- Get added durability with the cut- and chip-resistant compound and stone ejectors that prevent stone drilling
- Enjoy a quiet, comfortable ride for an all-terrain tire with Cooper’s Whisper Groove technology
Cooper Discoverer AT3 LT Treadwear and Warranty
Because you’re choosing Cooper, your purchase includes the manufacturer’s standard limited warranty, a free 45-day test drive, and a 60,000-mile treadwear protection.
But if you want the most robust protection available for your new Cooper LT tires, consider investing in our exclusive and industry-leading Certificates.
If you do, you get complete coverage and your new tires will be protected down to 3/32" of wear. And in the extremely unlikely event these tires sustain damage that can't be repaired, you'll get a brand new replacement Discoverer AT3 LT.
(You can add our Certificate coverage in the cart of your order).
Built to withstand off-road assaults and tough hauls, but designed for superior on-road handling, the Cooper Discoverer AT3 LT all-season tire makes the perfect new addition to your truck or SUV.
UNIFORM TIRE QUALITY GRADE (UTQG)Uniform Tire Quality Grade
| SECTION WIDTH Measures the width of the tire from sidewall to sidewall, which is mounted on a wheel and inflated. | 215 - 285 |
| ASPECT RATIO Determines the sidewall height of the tire, based on the width. | 65 - 85 |
| RIM DIAMETER Measures the rim size from top to bottom (in inches). | 16" - 18" |
| OVERALL DIAMETER Measures the tire height from top to bottom when mounted on a wheel and inflated. | 29.33" - 32.17" |
| RIM WIDTH RANGE The approved range of rim widths this tire can be safely mounted on. | 5.5" - 10.5" |
| WEIGHT The weight of the tire measured in pounds (weight of tire only). | 38.0 LBS - 53.0 LBS |
| TREAD DEPTH Measured in /32 of an inch to determine the height of the tread block from top to bottom. | 16" - 17" |
| LOAD INDEX Determines the weight a tire can carry at maximum air pressure. See load Index chart. | 112 - 123 |
| LOAD RANGE Determines the ply rating of the tire. Should be replaced with the same or higher rating. | C1 - E1 |
| MAX PSI The max psi is the highest pressure the tire can hold, but should be inflated to your vehicle specifications not exceeding this amount. | 50 PSI - 80 PSI |
| SPEED RATING Designation from laboratory testing to determine the maximum speed the tire can travel. Maintain the same speed rating or higher for replacement. | R - Up to 106 mph - S - Up to 112 mph |
| SIDEWALL DESC. The sidewall designation to describe the lettering on the sidewall. | Black Side Wall - Raised Outline White Lettering |
| WARRANTY Estimates the life expectancy of the tire, set by the tire manufacturer. | 60000 |
| VPN Vendor Product Number | 170001001 - 170211001 |