Cooper 170136006 Discoverer STT Pro Mud-Terrain Tire LT305/65R17

The Cooper Discoverer STT Pro is an Off-Road Maximum Traction light truck tire engineered for drivers of pickup trucks, Jeeps, and SUVs who demand confident, go-anywhere traction without sacrificing on-road performance. This tire features an all-season mud-terrain tread that delivers maximum traction on muddy, rocky, and uneven surfaces, ensuring your truck is equipped for the most demanding adventures.

Advanced Construction and Durability:

• Armor-Tek3 Construction technology features a robust, three-ply polyester casing to improve puncture resistance, with two wide steel belts supporting the tread and reinforced by a single nylon cap ply
• Robust, chip- and tear-resistant compound molded into an aggressive, high-void tread pattern
• Load Range E with 10-ply rating for enhanced durability and load capacity
• 21/32" tread depth for extended tire life

Off-Road Performance Features:

• Deep starting tread depths with alternating cleats and scoops in shoulder lugs enhance traction in mud and soft terrain, while mud release dimples help the tire self-clean
• Anti-stone retention ribs at the base of tread grooves eject small rocks to prevent punctures from stone drills
• Rock Climber Sidewall Technology offers climber cleats and flex grooves that grip jagged rocks and power through mud
• Flex groove and alternating 3-2 tread pattern design decreases road noise and increases handling while enhancing off-road performance

On-Road Characteristics:

• Wide lateral and circumferential channels aid hydroplaning resistance, and in-block siping creates additional biting edges for improved grip in slippery conditions
• Hybrid 3-2 tread pattern reduces road noise while on the highway and allows for excellent stability both on-road and off-road
• Branded with M+S symbol and able to churn through deep snow

This LT305/65R17 tire features a 32.68-inch overall diameter and black sidewall styling, making it an ideal choice for serious off-road enthusiasts who also need dependable on-road performance for daily driving.