When a tire tread has scalloped or cupped wear, this is usually because the tire has been hopping up and down on the road.

Question

Quizplus · Accepted Answer

Scalloped or cupped wear on tire tread is also known as patchy wear or feathering. This occurs due to the tire bouncing on the road surface, causing the tread to wear unevenly. The most common causes of tire bouncing include alignment issues, worn suspension components, and unbalanced wheels.

When a Tire Tread Has Scalloped or Cupped Wear, This