Cooper

Discoverer® AT3 XLT™

Rated 4.410 out of 5 stars
  • All-Season
  • 60k mi Warranty
Fits Trucks
  • Beefy traction shoulders grip to tough terrain for enhanced off-road control
  • Built for heavy hauling and towing
  • A long-lasting tire backed by an outstanding 60,000-mile treadwear warranty

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Maximized Towing. Ultimate hauling. Incredible durability. Need we say more?


The Discoverer AT3 XLT tire is built to handle heavy loads or tow some serious weight while providing a smooth ride on highways. Plus, its construction offers the durability, traction and power to help bring the true utility out of your pickup truck.

Warranties & Guarantees

Cooper 45-Day Satisfaction Guarantee

Our satisfaction pledge gives you 45 days to decide whether to keep select tires or exchange them for a different set of tires.

Exclusions apply; see full warranty for details.

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Standard Limited Warranty

This tire is eligible for the Standard Limited Warranty.

Exclusions apply; see full warranty for details.

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Tread Wear Protection

We know you want to get the most out of your tires. That’s why we confidently back this tire with a warranty that helps protect you in the case of premature treadwear.

60,000 mi./ 95,000 km

Exclusions apply; see full warranty for details.

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Tire Specifications
Tire Specifications

Full Specs

Download Product Specifications
Rim Diameter
Tire Size
  • Load Range

    C
  • Load Index

    109.0
  • Speed Rating

    R
  • Measured Rim Width (in.)

    8.5
  • Section Width (mm)

    31
  • Revs Per Mile

    687
  • Max Load (lbs)

    2270
  • Max Inflation Pressure (PSI)

    0
  • Outside Diameter (in.)

    0.0
  • Tread Depth (in 32nds)

    16
  • Tire Size

    31/10.5R15
  • Approved Rim Width (in.)

    7.0-9.0