Tire track is a term used to describe the pattern of grooves and ridges left behind by a vehicle's tires. The crossword solutions for tire track are TREAD (5 letters) and RUT (3 letters). TREAD is the pattern of grooves and ridges on the surface of a tire that provides traction and helps to disperse water from the road surface. A RUT is a groove or depression in the ground, usually caused by the passage of a wheeled vehicle.