This Cummins OEM Part 3803574 Kit oil Seal FRONT CRANKSHAFT ISX is a high-quality replacement part for your engine. It is designed to fit perfectly and provide a reliable seal for your crankshaft. The oil seal is made from durable materials and is built to last. The kit includes everything you need to replace the old or damaged oil seal, including the front crankshaft, oil seal, and installation hardware. This kit is compatible with Cummins engines and is made in the United States, ensuring high quality and compatibility with your vehicle.