The Timken 78X100X10 is a metric grease/oil seal designed for heavy-duty multi-purpose sealing applications. Timken classifies this seal in the Multi-Purpose Seal category, making it a versatile solution for a range of axle, hub, and drivetrain sealing points that call for metric dimensions. Sold individually as a single unit by Pro Gear and Transmission. Not sure this is your part? Give us a call to confirm proper fit for your application.FeaturesGenuine Timken metric grease/oil sealPart number: 78X100X10Multi-purpose sealing applicationMetric dimensional specificationSold as individual unit (each)