steering mechanism vs steering linkage

steering mechanism and steering linkage both are nouns.

Word	Noun	Adjective	Verb	Adverb
steering mechanism	Yes	No	No	No
steering linkage	Yes	No	No	No

steering mechanism (noun)	steering linkage (noun)
a mechanism by which something is steered (especially a motor vehicle)	mechanism consisting of a system of rods and levers connected to the front wheels of a motor vehicle; the steering gear pushes it left or right which swivels the front wheels, causing the vehicle to turn