Cooper

Discoverer® SRX™

Rated 3.842 out of 5 stars
  • All-Season
Fits SUVs and Trucks
  • Maximum ride comfort feels like luxury on wheels
  • A whisper quiet ride
  • Reliable all-season traction and performance to keep you going

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A premium tire that’ll make the highway feel like a dream, the Discoverer SRX tire offers luxurious on-road driving.


The Discoverer SRX tire is built to maximize ride comfort on trucks, small- and mid-size SUVs. Experience extended comfort through every twist and turn in the road thanks to precision steering and longer tread life design.

Warranties & Guarantees

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.

65,000 mi./ 105,000 km

Exclusions apply; see full warranty for details.

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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

Download Product Specifications
Rim Diameter
Tire Size
  • Load Range

    SL
  • Load Index

    116.0
  • Speed Rating

    T
  • Uniform Tire Quality Guage (UTQG)

    740/A/B
  • Measured Rim Width (in.)

    8.0
  • Section Width (mm)

    275
  • Revs Per Mile

    645
  • Max Load (lbs)

    2756
  • Max Inflation Pressure (PSI)

    44
  • Outside Diameter (in.)

    32.13
  • Tread Depth (in 32nds)

    11.0
  • Tire Size

    275/65R18
  • Approved Rim Width (in.)

    7.5-9.5