Cooper

Discoverer® HT3™

Rated 4.080 out of 5 stars
  • All-Season
  • 50k mi Warranty
Fits Trucks
  • Impressive handling and stability
  • A tread design that repels stone and debris for greater traction
  • Offers a quiet ride to keep your peace undisturbed

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The Discoverer HT3 tires are built for highways and everything that comes with them.


With precise steering, smooth handling, durability and comfort, you get what you need to tackle pavement. The Discoverer HT3 tire resists wear and tear caused by starting and stopping, and it offers great fuel economy thanks to its advanced construction.

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.

50,000 mi./ 80,000 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

    E
  • Load Index

    126.0
  • Speed Rating

    S
  • Measured Rim Width (in.)

    8.0
  • Section Width (mm)

    275
  • Revs Per Mile

    606
  • Max Load (lbs)

    3750
  • Max Inflation Pressure (PSI)

    80
  • Outside Diameter (in.)

    34.21
  • Tread Depth (in 32nds)

    14.0
  • Tire Size

    275/65R20
  • Approved Rim Width (in.)

    7.5-9.5