Centre and Drag Link Assemblies

A drag link converts rotary motion from a crank arm, to a second bellcrank, usually in an automotive steering system. Automotive use edit the term is commonly used in automotive technology for the link in steering linkage that converts rotation of a pitman arm to a steering arm and eventually to tie rod links which pivot the wheels to be steered. The drag link converts the sweeping arc of the steering arm to linear motion in the plane of the other steering links.