What Is A Control Arm On A Car
Olivia Luz
Flexible rubber bushings join the control arms to the car s framework.
They have been an integral part of suspension systems for nearly a century. Control arms help control the motion of the wheels so they re in line with the car s body. Control arms are one of the most boring yet mechanically impressive parts on a car. This allows a control arm to swing up and down as front wheels roll over bumps and potholes.
So what is a control arm on a car. In automotive suspension a control arm also known as an a arm is a hinged suspension link between the chassis and the suspension upright or hub that carries the wheel. The outer end of a control arm has a ball joint. Photo by eldon lindsay control arms play an important role for your car s suspension system.
In the most basic of terms the control arms allow up and down movement of the suspension while holding the knuckles spindles and axles firmly onto the car. What s the function of this component. The inboard chassis end of a control arm is attached by a single pivot usually a rubber bushing. A control arm commonly referred to as an a arm is a suspension component found on virtually all road going passenger vehicles.
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Control arms and brushings can wear down over time and need to be replaced.Source : pinterest.com