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R 18 Diameter
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all-season

Discoverer® S/T MAXX™

Fits Trucks

  • Serious, commercial grade traction for outstanding capability and durability
  • Armor Tek3® construction provides a specially configured 3rd ply to further reinforce tire strength in the sidewall and tread
  • Stud holes for those seeking extra grip on ice
Discoverer® S/T MAXX™ Sidewall
Discoverer® S/T MAXX™ Tread
Discoverer® S/T MAXX™ Full
Discoverer® S/T MAXX™ RL

all-season

Discoverer® S/T MAXX™

Fits Trucks

  • Serious, commercial grade traction for outstanding capability and durability
  • Armor Tek3® construction provides a specially configured 3rd ply to further reinforce tire strength in the sidewall and tread
  • Stud holes for those seeking extra grip on ice
45-Day Satisfaction Guarantee
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45-Day Satisfaction Guarantee 45-Day Satisfaction Guarantee
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Tires to conquer the toughest worksite conditions.

Tough terrain is any easy task when the Discoverer S/T MAXX tire is on the job.

Featuring a truly formidable tread, they help you tackle harsh conditions with greater durability and grip. The Discoverer S/T MAXX tire delivers strong on-road performance, year-round. So, get a set and go boldly wherever the job takes you.

Discoverer S/T Maxx

Tires to conquer the toughest worksite conditions.

Tough terrain is any easy task when the Discoverer S/T MAXX tire is on the job.

Featuring a truly formidable tread, they help you tackle harsh conditions with greater durability and grip. The Discoverer S/T MAXX tire delivers strong on-road performance, year-round. So, get a set and go boldly wherever the job takes you.

Discoverer S/T MAXX

A quiet and balanced ride

Hybrid 4-5 rib design provides low tread pattern noise.

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Discoverer S/T MAXX

Stone, cut and chip resistant

Uniquely angled grooved walls coupled with specially engineered rubber compound fortifies the tire.

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Discoverer S/T MAXX

Stone ejector ribs

Strategically placed to help prevent stones from getting stuck in the tire.

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Discoverer S/T MAXX

Ultimate durability

Armor Tek3® Technology provides incredible tread and sidewall durability on tough terrain.

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Tire specifications

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Discoverer S/T MAXX Reviews

Cooper Tire Warranties

Discoverer® S/T MAXX™ comes with a Standard Limited Warranty.

Learn More
Treadwear Protection

Treadwear Protection

The Discoverer S/T MAXX is NOT protected by a 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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