Cooper

Discoverer® STT Pro™

Rated 4.325 out of 5 stars
  • All-terrain
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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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Tire Specifications
Tire Specifications

Full Specs

Rim Diameter
Tire Size
  • Load Range

    C
  • Load Index

    109.0
  • Speed Rating

    Q
  • Measured Rim Width (in.)

    8.5
  • Section Width (mm)

    31
  • Revs Per Mile

    674
  • Max Load (lbs)

    2270
  • Max Inflation Pressure (PSI)

    50
  • Outside Diameter (in.)

    30.75
  • Tread Depth (in 32nds)

    20.0
  • Tire Size

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

    7.0-9.0