The main differences between parts purchasing and procurement are in their scope and strategic approach: AspectPurchasingProcurement ScopeTransactional aspect of acquiring goods or servicesBroader range of activities beyond purchasing, including strategic planning, sourcing, negotiation, supplier management, risk assessment, and contract management Strategic approachMore tactical and reactive, focusing on immediate needs and best pricesStrategic approach, considering long-term goals, supplier relationships, and overall supply chain efficiency