This CORTECO crankshaft seal, part number 01026187B, is specifically engineered for application on the wheel hub. Its primary function is to prevent the leakage of oil or other lubricants from the crankshaft area while also protecting the hub assembly from external contaminants such as dirt, water, and debris. A properly functioning seal is crucial for maintaining the integrity of the engine and drivetrain components, ensuring smooth operation and longevity of the wheel hub assembly.