idler arm

The idler arm is used in the conventional type suspension systems which connect the vehicle wheels to the chassis. The suspension and steering systems with idler arm connection are used for all the rear-wheel- drive and  light commercial vehicles. Essentially, the idler arm is providing centering to support  the steering linkage. There is a bracket and an arm on the idler arm. The arm is linked with the balance rod for providing the connection to the steering wheel.  The idler arm is connected to the pitman arm for providing support to the connection of the wheels with the steering wheel. It works by turning in the direction transmitted from the steering  gear.