This CORTECO crankshaft seal, part number 49420402, is designed for differential applications. It plays a crucial role in maintaining the integrity of your vehicle's drivetrain by preventing oil leaks. Crafted with durable materials, this seal offers reliable performance and longevity. Proper sealing is essential for the optimal functioning of the differential, ensuring smooth power transfer and protecting vital components from contamination. Replacing a worn or damaged seal promptly can prevent costly repairs down the line. Trust CORTECO for quality sealing solutions that meet stringent industry standards.