SOS MECHANIC CERTIFICATION SUSPENSION & STEERING TEST
2025-2026 QUESTIONS AND CORRECT ANSWERS CURRENTLY
TESTING /ALREADY GRADED A+
On a rear wheel drive vehicle equipped with a solid axle and
coil springs, the differential assembly is:
A ) sprung weight.
B ) unsprung weight.
C ) neither a) nor b).
D ) both a) and b).-ANSWER-B ) unsprung weight.
Tie rods are positioned to closely match the travel of the lower
control arms to:
A ) prevent damage while driving over rocky roads.
1|Page
,B ) prevent excessive changes in toe due to normal suspension
travel.
C ) allow the vehicle to be driven a short distance, if the tie rod
should break.
D ) prevent binding between the control arms and the tie
rods.-ANSWER-B ) prevent excessive changes in toe due to
normal suspension travel.
The MacPherson strut suspension:
A ) is an all new design.
B ) eliminates the use of upper control arms.
C ) is not repairable.
D ) is only used on foreign cars.-ANSWER-B ) eliminates the
use of upper control arms.
When the body of a vehicle continues to bounce after going
through a dip, it probably needs:
A ) new springs.
B ) less tire pressure.
C ) new stabilizer bushings.
2|Page
, D ) new shock absorbers.-ANSWER-D ) new shock absorbers.
Outer tie rod ends are most accurately checked for wear by
using:
A ) a tie rod deflection tool.
B ) a pry bar.
C ) pliers to squeeze the joint.
D ) the dry park check for lateral movement.-ANSWER-D ) the
dry park check for lateral movement.
During control arm bushing installation:
A ) it is always necessary to spot weld the replacement
bushing.
B ) it is best to use an oversize bushing as a replacement.
C ) care must be taken not to distort the control arm.
D ) positioning of the bushing is not important.-ANSWER-C )
care must be taken not to distort the control arm.
3|Page
2025-2026 QUESTIONS AND CORRECT ANSWERS CURRENTLY
TESTING /ALREADY GRADED A+
On a rear wheel drive vehicle equipped with a solid axle and
coil springs, the differential assembly is:
A ) sprung weight.
B ) unsprung weight.
C ) neither a) nor b).
D ) both a) and b).-ANSWER-B ) unsprung weight.
Tie rods are positioned to closely match the travel of the lower
control arms to:
A ) prevent damage while driving over rocky roads.
1|Page
,B ) prevent excessive changes in toe due to normal suspension
travel.
C ) allow the vehicle to be driven a short distance, if the tie rod
should break.
D ) prevent binding between the control arms and the tie
rods.-ANSWER-B ) prevent excessive changes in toe due to
normal suspension travel.
The MacPherson strut suspension:
A ) is an all new design.
B ) eliminates the use of upper control arms.
C ) is not repairable.
D ) is only used on foreign cars.-ANSWER-B ) eliminates the
use of upper control arms.
When the body of a vehicle continues to bounce after going
through a dip, it probably needs:
A ) new springs.
B ) less tire pressure.
C ) new stabilizer bushings.
2|Page
, D ) new shock absorbers.-ANSWER-D ) new shock absorbers.
Outer tie rod ends are most accurately checked for wear by
using:
A ) a tie rod deflection tool.
B ) a pry bar.
C ) pliers to squeeze the joint.
D ) the dry park check for lateral movement.-ANSWER-D ) the
dry park check for lateral movement.
During control arm bushing installation:
A ) it is always necessary to spot weld the replacement
bushing.
B ) it is best to use an oversize bushing as a replacement.
C ) care must be taken not to distort the control arm.
D ) positioning of the bushing is not important.-ANSWER-C )
care must be taken not to distort the control arm.
3|Page
