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The Tire Quiz
by Staff
You probably don't give much thought to those little wheels that get you from point A to point B, but tires are key components of a vehicle's performance. Take the tire quiz to find out how much you know about tires.

Which component of a tire gives it the strength it needs to stay seated on the wheel rim?

  • bead bundle
  • cap plies
  • steel belts

The various layers of fabrics that make up the tire's body are called:

  • cords
  • belts
  • plies

Which direction do the cords in a radial tire run?

  • perpendicular to the tread
  • parallel to the tread
  • at an angle to the tread

How many plies do most car tires have?

  • one
  • two
  • four

A tire in the initial phases of assembly that doesn't yet have markings or tread patterns is called a:

  • white tire
  • brown tire
  • green tire

Bonding all of the tire's components together is called:

  • melding
  • vulcanizing
  • binding

Which of the following aspect ratios would provide the greatest lateral stability?

  • 80 percent
  • 60 percent
  • 45 percent

If your tires have more wear on the outside, toward the edge, than the inside, they're probably:

  • underinflated
  • properly inflated
  • overinflated

Which of the following is not caused by underinflated tires?

  • increased heat buildup
  • skidding
  • reduced fuel efficiency

What does a "P" on the side of a tire indicate?

  • proper inflation
  • passenger vehicle
  • the tire brand