What is connected to the steering arm or spindle/knuckle in a vehicle?

The tie rods are essential components of a vehicle's steering system, connecting the steering arm or spindle/knuckle to the steering gear or rack and pinion. These rods play a crucial role in transmitting the steering input from the driver to the wheels, allowing for precise directional control of the vehicle.

When the driver turns the steering wheel, the tie rods move the steered wheels (the front wheels in most vehicles) in the desired direction. This is fundamental for the vehicle's maneuverability and handling. The design and function of tie rods ensure that even small steering inputs lead to responsive movements of the front wheels.

In contrast, the other components mentioned, such as the shock absorber, control arm, and axle shaft, serve different functions. The shock absorber primarily manages the vehicle's suspension system and ride comfort, the control arm connects the vehicle's body to the wheel hub and allows for vertical movement of the wheels, and the axle shaft transmits power from the differential to the wheels. Understanding the role of each component is essential for grasping how a vehicle's steering and suspension systems work together for safe operation.