Ch 113 Tires and Wheel

A defective tire can cause which of the following?

• Darting or jumping

• Pulling to one side

• Erratic steering

• Any of the above

The part of the tire that is just under the tread of a radial tire is called the ________.

• body (carcass) ply

• bead

• inner liner

• belt

A tire is labeled 215/60R × 15 92T; the T indicates ________.

• its temperature resistance rating

• its speed rating

• its tread wear rating

• its load rating

Tire quality grading system includes ________.

• tread wear

• braking traction performance

• temperature resistance

• All of the above

Which size lug nut would fit a metric wheel stud?

• 7/16–20 RH

• 7/16–20 LH

• 1/2 × 20

• M12 × 1.5

Radial tires can cause a vehicle to pull to one side while driving. This is called "radial tire pull" and is often due to ________.

• tread design

• tire conicity

• the angle of the body (carcass) plies

• bead design

What precautions should the driver of a vehicle equipped with run-flat tires adhere to?

• Should not be inflated to more than 10 PSI

• Rapid cornering should be avoided if the tire has zero air pressure

• Should not be driven over 50 or 55 MPH if the tire has zero PSI

• Both B and C

When selecting new tires for a vehicle, all are an important consideration EXCEPT ________.

• tire size

• size of the lettering on the sidewall

• tire width

• speed rating

What do the letters JJ mean in a wheel designation size labeled 14×7JJ?

• The back spacing of the rim

• The offset of the rim

• The bolt circle code

• The shape of the flange area

Wheel back spacing is also called ________.

• positive offset

• negative offset

• rear spacing

• offset