Cooper

Cooper Discoverer Rugged Trek - 275/60R20 115T Tire

|30 ratings
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Highlights

  • All Season, Rugged Terrain
  • Trucks and SUVs
  • 60,000 mile tread life limited warranty
  • Severe weather traction
  • Excellent on-road traction 
  • Excellent comfort
  • Model # 171-102-005
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cooper discoverer rugged trek - 275/60r20 115t tire front 3/4 view of a black truck tire with aggressive Rough Terrain block tread, large shoulder scoops and omni-directional micro-gauge siping, black sidewall embossed 'RUGGED TREK' on a black 5-spoke wheel; for trucks and SUVs, severe weather traction and 60,000 mile tread life limited warranty, often used as a spare for off-road weekend rigs.
Cooper Discoverer Rugged Trek - 275/60R20 115T Tire
Hero image 0 of Cooper Discoverer Rugged Trek - 275/60R20 115T Tire, 0 of 4

About this item

Product details

Before purchasing tires, make sure to use our Tire Finder to select the right fit for your vehicle.

Aggressive tread design offers a tough look. Excellent on-road traction and comfort. Two sidewall designs for versatile style.

Aggressive looks
The Rough Terrainâ„¢ tread pattern offers tough style and extra grip when you venture off the highway.

Solid traction
Earth Diggersâ„¢ Technology digs deeper into mud, sand or dirt with large shoulder scoops and lugs.

Stability and control
Stable Tracâ„¢ Technology with omni-directional, micro gauge siping enhances traction on roads and rough surfaces.

45-Day Test Drive
Need time to make sure these tires are the right ones for your vehicle? Cooper Tires offers a 45-Day Test Drive to test out your new tires.

info:
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Key specifications

Specifications

Product Details
Tire Size:275/60R20
Service Description:115T
Sidewall:Black Sidewall
Material # or MSPN:171-107-005
Rim Width (min. to max.):7.5-9.5
Section Width:10.8
Overall Diameter:33.4
Tread Depth (32nds):16
RPM:621
Max Load (lbs.):2679 lbs @ 44 psi
UTQG Rating
Treadwear:600
Traction:A
Temperature:B

Member ratings & reviews

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Showing 1-3 of 15 reviews

Apr 18, 2026
Reviewer name: Blue
5 out of 5 stars
5 out of 5 stars review

Best tires well worth

I have had these for 4 years and at 61 thousand miles they still look good and work great just noticed some dry rot and will be buying some new ones again and I drive in the worst of snowfall storms and I will say you will not be disappointed trust me I am a huge safety guy when it comes to tires.

Helpful?1QSM53MTFKGF13604620454
Jan 14, 2026
Reviewer name: Mark M
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Amazing!

Super quiet and smooth. Bought these for my wife's Yukon. We both love them. I will be putting these on my truck as well.

Helpful?1QSM53MTFKGF13604620454
Jan 11, 2025
Reviewer name: Ken
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great tires at a good price point.

Very good looking tires. Low road noise for such an aggressive tread. They ride nice. So far I love these tires and the road wear warranty is pretty good.

Helpful?1QSM53MTFKGF13604620454

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