Cooper 170139006 Discoverer STT Pro Mud Terrain Tire 37X13.50R18

The Cooper Discoverer STT Pro is Cooper's most advanced extreme mud terrain tire, engineered to deliver exceptional off-road traction without sacrificing on-road performance. This tire provides exceptional traction and performance in some of the harshest terrains on Earth, making it ideal for pickup trucks, Jeeps, and SUVs that demand go-anywhere capability.

Advanced Construction Technology:

• Armor-Tek3 Construction features a robust three-ply polyester casing to improve puncture resistance, with two wide steel belts supporting the tread reinforced by a single nylon cap ply
• Silica-enhanced tread compound provides remarkable on-road performance without sacrificing off-road traction
• Load Range D with 8-ply rating for superior durability and load capacity

Aggressive Tread Design:

• Hybrid 3-2 tread pattern with flex grooves decreases road noise and increases handling while enhancing off-road performance
• Alternating shoulder lugs improve traction on mud and soft surfaces
• Deep starting tread depths with alternating cleats and scoops in the shoulder lugs enhance traction in mud and soft terrain, with mud release dimples for self-cleaning
• Anti-stone retention ribs at the base of tread grooves eject small rocks to prevent punctures from stone drills

Performance Features:

• Wide lateral and circumferential channels aid hydroplaning resistance, with in-block siping creating additional biting edges for improved grip in slippery conditions
• Black sidewall (BSW) styling with aggressive side-biter lugs for enhanced lateral traction
• Maximum load capacity of 3,525 lbs with maximum air pressure of 50 PSI
• Tread depth of 22/32 inches for extended tire life

Whether conquering rock crawling trails, deep mud, or daily highway driving, the Cooper Discoverer STT Pro delivers the versatility and durability that serious off-road enthusiasts demand.