What is the difference between Cooper AT3 and AT3 XLT?

The Cooper Discoverer AT3 is made for lighter SUVs and crossovers in standard passenger metric sizes. The AT3 XLT is the heavy-duty version for trucks that tow or carry loads, available in LT sizes with 6-ply or 10-ply load ratings. If your tire size starts with "LT", you need the XLT.

Are Cooper Discoverer AT3 tires good in snow?

Yes. The AT3 carries the M+S (Mud and Snow) rating and features a tread design that handles light to moderate snow confidently. For severe winter driving, a dedicated winter tire is a better choice.

How many miles do Cooper AT3 tires last?

Cooper backs the standard AT3 with a 60,000-mile treadwear warranty. The AT3 XLT carries a 55,000-mile warranty. Real-world mileage depends on driving habits, vehicle type, and rotation schedule.

What vehicles does the Cooper Discoverer AT3 fit?

The AT3 fits most popular trucks and SUVs including the Ford F-150, Toyota Tacoma, Jeep Wrangler, Chevy Silverado, Ram 1500, GMC Sierra, Toyota 4Runner, and Jeep Gladiator. Use the size filter above to confirm your exact fitment.

How do I order Cooper AT3 tires online?

Select your size above, add to cart, and complete checkout. We ship all in-stock orders within 24 hours. You can ship directly to any tire installer of your choice.

Is the Cooper Discoverer AT3 good for off-road?

The AT3 is an all-terrain tire built for mixed-use driving, it handles gravel, dirt roads, and mild trails well. For serious rock crawling or deep mud, a dedicated mud-terrain tire is more appropriate. Most truck and SUV owners find the AT3 strikes the right balance for daily driving and weekend trails.

Cooper Discoverer AT3 Tires

All-Terrain Performance for Trucks & SUVs — 163 tires, different sizes, From $104

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The Cooper Discoverer AT3 delivers all-terrain grip for trucks and SUVs without sacrificing highway comfort. 163 tires in stock — find yours below and get it shipped in 24 hours.

Know your Cooper Discoverer AT3 Tires size? Jump straight to it:

Prices from $104 per tire — updated daily

225–245 width: 235/70R16 235/75R15 245/70R16 245/70R17 245/75R16 245/75R17 LT225/75R16 LT235/75R15 LT245/75R16 LT245/75R17

255–265 width: 255/70R16 255/70R17 255/75R17 265/65R17 265/70R16 265/70R17 265/75R16 LT265/60R20 LT265/70R17 LT265/75R16

275–285 width: 275/60R20 275/65R18 275/70R17 275/70R18 275/75R16 285/70R17 285/75R16 285/75R17 285/75R18 LT275/65R18 LT275/70R17 LT275/70R18 LT285/75R16 LT285/75R17 LT285/75R18

295–315 width: 295/70R17 295/75R16 305/55R20 305/65R17 305/70R16 315/70R17 LT295/70R17 LT295/75R16 LT305/55R20 LT305/65R17 LT315/70R17

Numeric sizes (31"–33"): 31X10.50R15 33X12.50R15

Most buyers spend $420–$680 for a set of 4 · Order by 3PM EST for same-day dispatch

Not sure this fits your vehicle? Call us: (530) 761-2830

Which Cooper Discoverer AT3 is right for you?

Cooper Discoverer AT3 — Standard For passenger metric sizes. Your size starts with a number like 225 or 265.

Sizes: 225, 235, 245, 255, 265, 275
Load rating: 4-ply standard
Best for: daily drivers, crossovers, lighter SUVs
Treadwear warranty: 60,000 miles

Cooper Discoverer AT3 XLT — Heavy Duty For LT metric sizes. Your size starts with LT.

Sizes: LT245, LT265, LT275, LT285, LT295, LT305
Load rating: 6-ply (Load Range D) or 10-ply (Load Range E)
Best for: heavy trucks, towing, hauling, work vehicles
Treadwear warranty: 55,000 miles

Quick rule: If your tire starts with "LT" → choose AT3 XLT. If it starts with a number like 225 or 265 → choose the standard AT3.

Fits your vehicle?

Ford F-150 - Chevy Silverado - Toyota Tacoma - Toyota 4Runner Jeep - Wrangler Jeep Gladiator - Ram 1500 - GMC Sierra - Ford Ranger - Nissan Frontier - Honda Ridgeline - Dodge Durango

Cooper Discoverer AT3 Tires

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