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255 Width /
55 Ratio /
R 18 Diameter
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all-season

Discoverer® AT3 LT™

3PMSF Logo Select Sizes Only.

Fits Trucks

  • Durable-Tread TechnologyTM helps prevent rocks and gravel from cutting/chipping tread
  • Extreme durability for confident hauling
  • Superior grip on wet roads and trails

all-season

Discoverer® AT3 LT™

3PMSF Logo Select Sizes Only.

Fits Trucks

  • Durable-Tread TechnologyTM helps prevent rocks and gravel from cutting/chipping tread
  • Extreme durability for confident hauling
  • Superior grip on wet roads and trails
45-Day Satisfaction Guarantee
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45-Day Satisfaction Guarantee

Tires for serious hauling.

Whether you’re hauling heavy loads or taking on daily assaults from dirt and gravel, the Discoverer AT3 LT truck tires are built strong.

Plus, they provide a vice like grip on the ground, giving you the flexibility to shift between rocky terrain, highways and suburban roads easily. And you know what that sounds like to us? Freedom.

Tires for serious hauling.

Whether you’re hauling heavy loads or taking on daily assaults from dirt and gravel, the Discoverer AT3 LT truck tires are built strong.

Plus, they provide a vice like grip on the ground, giving you the flexibility to shift between rocky terrain, highways and suburban roads easily. And you know what that sounds like to us? Freedom.

Tire specifications

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Discoverer AT3 LT Reviews

Cooper Tire Warranties

Discoverer® AT3 LT™ comes with a Premium Limited Warranty.

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Warranty protection

Treadwear Protection

The Discoverer AT3 LT is protected up to 96,000 km Treadwear Protection Warranty.

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45-Day Satisfaction Guarantee

45-Day Satisfaction Guarantee

At Cooper, we stand behind the innovative technology we roll into our tires, and we think you'll be 100% satisfied with them. That's why we offer our 45-Day Satisfaction Guarantee.

Learn More

Mastering the art and science of tires for 100+ years.

At Cooper, we’ve spent over a century building quality tires that are made to last. Our team of dedicated engineers are the forefront of the latest tire technology, always looking for new ways to heighten the way you drive. Incredible performance, reliable safety and a price that won’t break the bank. That’s what you can expect from Cooper Tire.

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