Tires and Wheels

What is the name of the part of the tire that contacts the ground?

• The Sidewall

• The Tread

• The Bead

• The Tire Grooves

What tool is used to measure the thickness of the tire tread?

• The Tread Ruler

• Micrometer

• Tread Depth Gauge

• Run out gauge

When the tire is worn down to its legal limit, bald strips appear. These are called:

• Hash marks

• Tread Bars

• Tread Strips

• Bald Grips

When tires ride up on a layer of water and lose contact with the ground the vehicle is said to be

• Hydroplaning

• Waterboarding

• Understeering

• Oversteering

What is the name of part of the tire between the tread and the wheel?

• The tread

• The bead

• The sidewall

• The sidebar

The foundation of the tire that is located where the tire grips the inside of the wheel rim is called the:

• Sidewall

• Tread

• Grip

• Bead

If the bead is cut or damaged the tire should be:

• Replaced

• Patched on the inside

• Retreaded

• Repaired with bead sealer

The most commonly used material used for making body plies for tires today is:

• Rayon

• Nylon

• Polyester

• Natural Rubber

What is the term commonly given to wheels made from magnesium and other alloys?

• Steel Wheels

• Mag Wheels

• Alloy Wheels

• Cragar Wheels

This tool is used to remove and install the:

• Valve Stem

• Valve Cap

• Valve Core

• Tire Core