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Discoverer® AT3 4S™

The Cooper Discoverer® AT3 4S™ has Adaptive-Traction Technology provides maximum grip on any surface in the most severe weather. It gives you on road comfort with off-road durability. Its features include:

  • Patented saw-tooth technology to trap snow
  • Unique grooves to improve tire’s resistance to hydroplaning
  • Specially designed pattern for improved wet/dry traction
  • Increased vehicle stability and control


“The search for the best truck tire is over. I had a set of these tires installed for almost two years. No slipping or hydroplaning in the rain. These tires cut my 4WD usage almost in half because they grip so well.”

– Customer Testimonial


Cooper® is dedicated to technology and innovation. They believe that manufacturing a quality product is key to ensure your peace of mind. Safety is their top priority. Along with continuous improvement of their tires, they rigorously test each tire to ensure your safety on the road.

Integraty Promise

It isn’t just something we say. It’s something we do. If you’re always on the go, worrying about your tires shouldn’t be part of the trip. That’s why Integraty Promise Protection protects you with a satisfaction guarantee for a full 60 days..

Integraty Promise Protection. It’s what the extra mile looks like.

  • Peace of Mind with 60-Day Tire Protection
  • Free Rotations & Repairs
  • Lifetime Tire Balancing

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