Optimizing supply chains is crucial for automotive OEMs to maintain efficiency, reduce risks, and adapt to market changes. Leveraging IoT, blockchain, and cloud-based solutions enhances real-time inventory tracking, shipment monitoring, and risk mitigation. Diversifying suppliers and adopting nearshoring strategies reduce dependencies and minimize disruptions. AI-powered demand forecasting balances JIT principles with safety stock needs, ensuring production continuity. Sustainability initiatives, such as circular supply chains, align with regulatory and consumer demands. Strong supplier collaboration and resilience planning, including digital twin simulations, further strengthen supply chain adaptability. By integrating these best practices, OEMs can build robust, innovative, and future-ready operations.