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Cooper Discoverer STT Pro All Season Review

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By Best Choice team
Checked icon Last updated - March 23, 2026
9.3

Verdict overview

  • worth the money 9.4
  • Noise level 9.1
  • distance 9.4
Pros
  • All season traction
  • Off road performance
  • Durability protection
Cons
  • No white lettering.

Tech specs

utqg E 10P
bolt pattern pitch circle diameter 1 Decimeters
exterior BSW: Black Side Wall
rim width 10 Inches
tread depth 21 32nds
construction Radial
item diameter 34.7 Inches
model DISCOVERER STT PRO
load capacity 3195 Pounds
tread type Non-Directional
seasons Year Round
item weight 68.9 pounds
ply rating 10-Ply
oem part number 90000023673
section width 12.5 Inches
tire diameter 35 Inches
size 35X12.50R20LT 121Q
manufacturer part number 170128006
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Product Overview

I recently had the pleasure of trying out Cooper s Discoverer STT Pro All Season tires. I ve been a fan of Cooper tires in the past, so I was eager to give this one a try. After testing them out, I am impressed with the performance and believe that these are some of the best all season tires on the market today.

To start off, these tires come with an impressive Armor Tek3 construction, which provides added durability and protection against punctures and other damage. The tread pattern is designed to help prevent stone retention, making it ideal for off road adventures. On road traction is also exceptional, allowing for a smooth and safe ride even in wet or icy conditions. The shoulder of the tire was designed with soft surface cleats and mud scoops, which provide superior traction in mud and snow.

The tire size is 35X12.50R20LT 121Q, which is perfect for those who need a lot of traction while still having plenty of room to maneuver. It has a load capacity of 3195 pounds and a speed rating of Q, making it suitable for all types of vehicles. The UTQG rating is E 10P, which indicates that they are well constructed and have a long lifespan.

When it comes to noise levels, these tires are very quiet compared to other all season tires on the market today. This means that you won t have to worry about excessive road noise when driving at highway speeds or on rough terrain. The value for money is also great these tires are reasonably priced compared to other brands in their class, making them an affordable option for anyone looking for a reliable set of tires.

Overall, I think Cooper s Discoverer STT Pro All Season tire is an excellent choice for anyone looking for an all season tire that provides superior performance both on and off the road. They offer great traction in wet or icy conditions as well as good noise levels even at highway speeds. Additionally, they are reasonably priced compared to other brands in their class, making them an excellent value for money purchase. Whether you re looking for a reliable set of tires for your daily commute or something more extreme like off roading adventures, these are definitely worth considering!

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The secret behind our reviews

By Best Choice team

Best Choice Team is your go-to source for curated product recommendations across various categories. Leveraging years of industry experience and advanced AI technology, we analyze data from multiple sources to bring you the most relevant and up-to-date product lists.

Our AI-driven approach allows us to streamline the selection process, ensuring that the products we feature align with current market trends and consumer preferences. We aim to provide content that helps you navigate your purchasing decisions with greater ease.

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