The Discoverer STT PRO is Cooper Tire’s most advanced, extreme tire to date. This next-generation STT mud tire provides exceptional traction and performance in some of the harshest terrains on Earth.

With the advances in tire technology, the lines separating different tire types are now razor thin. We have all-terrain tires with incredible off-road performance and dedicated mudders that can still ...

A little over a year ago, we began our long-term test of a set of Cooper Discoverer STT Pro mud-terrain tires. For most, the excitement of getting new tires is also met with a feeling of uncertainty.

LAS VEGAS (Nov. 2, 2016) — Cooper Tire & Rubber Co. has added a size 40X13.50R17 tire to its popular Discoverer STT Pro light truck product line, featured at Cooper's booth (#43019) at the Specialty ...

Six months ago we wrapped our wheels with a set of Cooper Discoverer STT Pro mud-terrain tires. Since then they have logged about 2,800 miles of dirt, mud, rocks, and pavement. It is time for a follow ...