The EQEA-3401120 is an outer ball joint assembly specially designed for BYD Seagull, used to connect the steering rod and steering knuckle. It adopts high-strength alloy steel and precision forging process, with good wear resistance and impact resistance. The ball joint is equipped with a dust cover to effectively prevent dust and water, ensuring stable steering performance. Strictly manufactured according to OEM standards, it has a precise fit, stable clearance and reliable rotation flexibility, which can effectively reduce abnormal noise and improve driving stability. It is a high-quality replacement part for steering system maintenance, with easy installation and long service life.