N/A 29

Cooper Discoverer Stronghold AT

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Popularity of the model 29:
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  • The number of tire types and sizes .

Value, max: unlimited
Value, average: 27

Key Facts

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Cooper Discoverer Stronghold AT


The Cooper Discoverer Stronghold AT is an all-season, on-/off-road all-terrain tire designed for light trucks and SUVs. Released in 2024, this tire is available in the USA and Canada, offering a 60,000-mile warranty. It is engineered to provide excellent grip on diverse surfaces, including dirt and gravel, while standing up to heavy loads and long highway hauls. This tire also features the Three-Peak Mountain Snowflake (3PMSF) designation, ensuring it is winter-capable and suitable for severe snow conditions.

Features & Benefits

  • Solid Traction in Dirt and Gravel: Wide open grooves in the tread enhance grip and release on soft surfaces, while narrower center grooves provide stability.
  • Long-Lasting Strength: Strong shoulder design with scooped tread edges, wide tread grooves, and sidewall hook pattern ensures durability and traction.
  • Protection from Demanding Environments: Strategically designed tread lugs resist cracking, tearing, and tread rounding, with ledges to prevent stones from getting stuck.
  • Enhanced Wet Performance: Specialized rubber compound and wide lateral grooves improve water displacement, reducing hydroplaning risk.
  • Great Snow Traction: Textured edges on the shoulders enhance grip in snowy conditions, meeting the 3PMSF standards for severe snow performance.

Year Released

The Cooper Discoverer Stronghold AT was released in 2024, bringing advanced all-terrain performance and durability to the market.

Regions Availability

The Cooper Discoverer Stronghold AT is available in the USA and Canada, designed to meet the demands of drivers in these regions.

Vehicle Compatibility / Popular Vehicle Fitments

Given the regions where the Cooper Discoverer Stronghold AT is available and the sizes in which it is produced, it is compatible with a wide range of heavy-duty pickup trucks and SUVs popular in these regions. Some vehicle fitments include:

  • Ford F-150
  • Chevrolet Silverado 1500
  • Ram 1500
  • Toyota Tundra
  • GMC Sierra 1500
  • Nissan Titan

Note: Always consult with a tire specialist or the vehicle's manufacturer to ensure correct tire fitment.

Final Thoughts

The Cooper Discoverer Stronghold AT is a versatile and durable all-terrain tire that excels in both on-road and off-road conditions. Its advanced design and robust features make it a reliable choice for drivers who require strong performance and longevity, even in challenging environments.

Detailed Information

Type and Size
Tire Model
Cooper / Discoverer Stronghold AT
Car Type
All Season
Rim Diameter
16 / 17 / 18 / 20 "
225 / 235 / 245 / 265 / 275 / 285 / 295 / 315 mm
Aspect Ratio
55 / 60 / 65 / 70 / 75 / 80 / 85 %
Special Features
Mud and Snow
Extra Load
Speed and Load
Speed Index
R (max 106 mph) ... T (max 118 mph)
Load Index (max load for a tire)

Cooper / Discoverer Stronghold AT Sizes & Specifications

Rim Model Size Index Features Load range Price
R16 225/75 R16 115/112R 225/75 R16 115/112R
R16 235/85 R16 120/116R 235/85 R16 120/116R
R16 245/75 R16 120/116S 245/75 R16 120/116S
R16 265/75 R16 123/120S 265/75 R16 123/120S
R16 285/75 R16 126/123R 285/75 R16 126/123R
R17 235/80 R17 120/117R 235/80 R17 120/117R
R17 245/70 R17 119/116R 245/70 R17 119/116R
R17 245/75 R17 121/118S 245/75 R17 121/118S
R17 265/70 R17 123/120R 265/70 R17 123/120R
R17 275/70 R17 124/121R 275/70 R17 124/121R
R17 285/70 R17 126/123S 285/70 R17 126/123S
R17 285/75 R17 128/125S 285/75 R17 128/125S
R17 295/70 R17 128/125R 295/70 R17 128/125R
R17 315/70 R17 126/123S 315/70 R17 126/123S
R18 265/60 R18 119/116S 265/60 R18 119/116S
R18 265/65 R18 122/119T 265/65 R18 122/119T
R18 265/70 R18 124/121S 265/70 R18 124/121S
R18 275/65 R18 123/120S 275/65 R18 123/120S
R18 275/70 R18 125/122S 275/70 R18 125/122S
R18 285/65 R18 125/122T 285/65 R18 125/122T
R18 285/75 R18 129/126S 285/75 R18 129/126S
R18 295/70 R18 129/126S 295/70 R18 129/126S
R20 265/60 R20 121/118S 265/60 R20 121/118S
R20 275/55 R20 120/117S 275/55 R20 120/117S
R20 275/60 R20 123/120S 275/60 R20 123/120S
R20 275/65 R20 126/123S 275/65 R20 126/123S
R20 285/60 R20 125/122S 285/60 R20 125/122S

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