An automobile spare part is a component that can be interchanged and kept as an inventory that can be further used for repairs of units, not in working condition. They are an important aspect of supply chain management and mastermind engineering.

An automobile spare part is a part that someone can use to interchange a dysfunctional section of a machine with a functional one. It is usually kept as an inventory that can be used for repairs of several units of automobiles that need upgrading or replacement.