The transition to electric vehicles (EVs) represents a critical step in achieving global sustainability objectives, particularly in reducing greenhouse gas emissions and reliance on non-renewable energy sources. This paper explores the role of advanced design and simulation techniques in optimizing EV components' lifecycle, reliability, and environmental impact. It highlights the importance of lifecycle analysis, material optimization, and robust testing methodologies in enhancing the durability and sustainability of EV systems. Additionally, the paper examines how simulation tools facilitate the development of efficient, long-lasting components while minimizing ecological footprints. Case studies illustrate successful applications of sustainable practices, showcasing the alignment of EV component development with global renewable energy and circular economy goals. The study concludes with recommendations for future research, emphasizing the importance of integrating innovative materials, refining simulation tools, and adopting cradle-to-cradle design principles. By addressing these areas, the EV industry can continue to drive advancements in sustainable engineering, supporting the broader transition to clean energy systems.