Cooper 170111034 Discoverer STT Pro LT275/70R18 125/122P Mud Terrain Tire

The Cooper Discoverer STT Pro is an aggressive mud terrain tire designed for serious off-road enthusiasts who refuse to compromise on-road performance. Engineered for pickup trucks, Jeeps, and SUVs, this tire delivers exceptional traction in the harshest conditions while maintaining civility on paved roads.

Advanced Off-Road Technologies:

• Armor-Tek3 Construction: Three-ply polyester casing provides 50% more protection against punctures and impact damage compared to standard two-ply tires
• Rock Climber Sidewall Technology: Features climber cleats and flex grooves that grip jagged rocks and power through deep mud with confidence
• Mud Slingers 2.0: Deep, wide trenches with additional notches continuously clear thick mud for superior grip in soft terrain
• Stone Armor Technology: Anti-stone retention ribs at the base of tread grooves eject rocks to prevent punctures from stone drilling
• Earth Diggers Technology: Large shoulder scoops and lugs dig deeper into mud, sand, and dirt for exceptional off-road traction

On-Road Performance Features:

• Hybrid 3-2 Tread Pattern: Alternating tread design reduces road noise and increases stability for a smoother highway ride
• Silica-Infused Compound: Chip- and tear-resistant compound improves wet traction while reducing rolling resistance
• In-Block Siping: Creates additional biting edges for improved grip in wet and slippery conditions
• Wide Circumferential Channels: Aid in hydroplaning resistance by dispersing water from the footprint

Tire Specifications: This LT275/70R18 tire features a 10-ply (Load Range E) construction rated for 3,640 lbs maximum load at 80 PSI. It has an overall diameter of 33.2 inches, tread depth of 20/32 inches, and comes with raised white letter (RWL) sidewall styling. The tire is M+S rated for mud and snow capability.

Whether conquering rocky trails, navigating through deep mud, or cruising on the highway, the Cooper Discoverer STT Pro delivers the confidence and durability extreme off-roaders demand.