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Comparison Matrix*
| Rating | Attribute |
|---|---|
 | DRY TRACTION |
| WET TRACTION |
 | TREADWEAR |
| QUIET |
| HANDLING |
| WINTER TRACTION |
 | OFF-ROAD |
product overview
The Discoverer STT is Cooper’s premium high void off-road light truck traction tire designed for drivers who want the utmost in off-road traction. It is offered in a wide range of commercial and large diameter flotation sizes and is designed for use on pickups, SUVs and off-road vehicles.
DEEP BUTTRESS LUGS
The Discoverer STT’s aggressive tread design extends far down the sidewall of the tire to enhance its soft surface traction and also provide additional “bite” in rock climbing applications.
RIM FLANGE PROTECTOR
Strategically placed in the lower side wall area, this feature helps protect the wheel and tire from hazards in off-road driving conditions while enhancing appearance.
TAPERED STONE EJECTORS
An integral stone ejector rib extends down from the center lugs to the buttress blocks to help prevent stones and debris from lodging between the tread elements while contributing to the overall soft surface traction.
SUPER TRACTION TREAD
The Discoverer STT’s computer designed, non-directional tread employs a combination of features including deep buttress lugs, notched and scalloped shoulder lugs, and a unique center traction zone to create a bold, aggressive tire for tough off-road applications.
ARMOR-TEK3 CARCASS CONSTRUCTION
The heavy duty carcass of the Discoverer STT is constructed of two radial polyester body plies and one angled polyester body ply to deliver 3 plies of protection for superior resistance to impact breaks and bruising.