ASVAB · Vehicle Systems

What is the purpose of the vehicle's suspension system (springs, shock absorbers)?

Correct answer

To absorb road shocks and bumps, providing a smoother ride and keeping the tires in contact with the road

  1. A To charge the battery
  2. B To power the wheels
  3. C To ignite the fuel
  4. D To absorb road shocks and bumps, providing a smoother ride and keeping the tires in contact with the road

Why this is the answer

The SUSPENSION SYSTEM (springs, shock absorbers/struts) ABSORBS road shocks and bumps, providing a smoother ride and keeping the TIRES IN CONTACT with the road for control and handling. ASVAB Auto Information tests the suspension/chassis. SPRINGS absorb impacts; SHOCK ABSORBERS (dampers) control spring bounce; together they smooth the ride and maintain traction and stability. A worn suspension causes a rough, bouncy ride and poor handling. Knowing the suspension's purpose (absorbing shocks, smooth ride, tire-road contact) is commonly tested.
Source: ASVAB Auto Information — Suspension System

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About this topic: Vehicle Systems

Vehicle systems questions ask how the major subsystems work together — fuel, ignition, cooling, lubrication, electrical, exhaust and drivetrain — and what symptom points to which system. You do not need mechanic-level depth, just the function of each part and the common failure signs. This is one of 9 Auto Information questions on vehicle systems, each with a full explanation on a single study page.

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