Cooper Discoverer AT3 LT
The Cooper Discoverer AT3 LT is available in 4 sizes at ExtraBrake. Sizes span 16–17-inch wheels. Prices range from $171.74 to $207.74 per tire ($686.96–$830.96 per set of four). Every size carries the 3PMSF severe-snow rating.
4 tires found
Frequently asked questions
How much does the Cooper Discoverer AT3 LT cost?
At ExtraBrake, Cooper Discoverer AT3 LT tires run from $171.74 to $207.74 per tire depending on size — $686.96 to $830.96 for a set of four.
What sizes does the Cooper Discoverer AT3 LT come in?
We stock 4 sizes, fitting 16-inch through 17-inch wheels. Match the size printed on your driver's door-jamb placard.
Is the Cooper Discoverer AT3 LT rated for snow?
Yes — every size we stock carries the three-peak mountain snowflake (3PMSF) symbol, meaning they passed a standardised severe-snow traction test.
What warranty does the Cooper Discoverer AT3 LT carry?
Sizes in this line carry a treadwear warranty of up to 60,000 miles. The exact figure varies by size and is listed on each product page.
What speed ratings are available for the Cooper Discoverer AT3 LT?
This line is offered in speed rating R (R = 106 mph). Do not fit a tire rated below your vehicle's requirement.