This CORTECO crankshaft seal, part number 01020045B, is specifically engineered for automatic transmission applications. It plays a crucial role in preventing oil leaks from the crankshaft, safeguarding the transmission's internal components and ensuring its longevity. The seal is manufactured using durable materials that withstand the demanding conditions within an automatic transmission, including high temperatures and constant rotation. Its precise design guarantees a perfect fit, minimizing the risk of premature wear and failure. Proper installation of this seal is essential for maintaining the integrity of your automatic transmission. It helps to keep lubricating fluids contained, preventing them from escaping and potentially causing damage to other parts or leading to a loss of transmission function. Choosing a CORTECO seal means opting for reliability and performance.