What feature of the school bus's suspension system must be inspected?

• A. Tires only
• B. Leaf springs or air bags for wear or damage
• C. Speed control mechanisms
• D. Seating arrangements

Answer: (B)

The suspension system of a school bus plays a crucial role in ensuring a smooth ride and maintaining the safety and stability of the vehicle. Inspecting the leaf springs or air bags is essential because these components directly impact the bus's load distribution and ride quality. Leaf springs provide necessary support and absorb shocks from the road, while air bags offer adjustability and help maintain the proper height and balance of the bus.

Wear or damage to these components can lead to a variety of issues, including decreased handling performance, increased tire wear, and potential loss of control during operation. Regular inspection of these elements helps ensure that the school bus maintains its structural integrity, safety, and overall performance, which is especially critical when transporting children. Failure to address wear or damage in the suspension system could lead to dangerous driving conditions.