Steering and Suspension - Suspensions

What component(s) is (are) considered to be unsprung weight?

• Body

• Frame

• Wheels and tires

• Both A and B

All suspension systems use ________ of one form or another.

• Beam axles

• Control arms

• Pivot shafts

• Springs

Two technicians are discussing torsion bars. Technician A says that many torsion bars are adjustable to allow for ride height adjustment. Technician B says that torsion bars are usually marked left and right and should not be switched side to side. Which technician is correct?

• Technician A

• Technician B

• Both Technicians

• Neither Technician

A center bolt is used in what type of spring?

• Torsion bar

• Coil

• Leaf

• All of the above

What suspension component is used to counteract body lean during cornering?

• Control arm

• Stabilizer bar

• Torsion bar

• Strut rod

Two technicians are discussing MacPherson struts. Technician A says that in most applications the entire strut assembly rotates when the front wheels are turned. Technician B says that a typical MacPherson strut suspension system uses only one control arm and one ball joint per side. Which technician is correct?

• Technician A

• Technician B

• Both Technicians

• Neither Technician

Two technicians are discussing air shocks. Technician A says that air is forced through small holes to dampen the ride. Technician B says that air shocks are conventional hydraulic shock absorbers with an airbag to control vehicle ride height. Which technician is correct?

• Technician A

• Technician B

• Both Technicians

• Neither Technician

A ________ is a structural part of the vehicle.

• Bump stop

• MacPherson strut

• Shock absorber

• Coil spring

What is the purpose of bump stops?

• Assist in steering

• Smooth out road shocks

• To raise the vehicle body

• Isolate the suspension from the frame of the vehicle

Technician A says that regular replacement shock absorbers will raise the rear of a vehicle that is sagging down. Technician B says that replacement springs will be required to restore the proper ride height. Which technician is correct?

• Technician A

• Technician B

• Both Technicians

• Neither Technician