(automotive) A part that can be fitted to a car, often as a replacement for a worn-out or damaged part.

most of, majority of

plural of parting of the ways

plural of jellybean part

plural of sum of parts

Alternative form of sum of its parts / Used other than figuratively or idiomatically: see sum, of, parts.

plural of centre parting

(idiomatic) To be involved in such a way to affect the outcome, to be a contributing factor.

plural of part-song

plural of pars distalis