The Timken NP547156 is a tapered roller bearing cup, also called a bearing race, designed to seat and guide tapered roller bearings in heavy-duty drivetrain and undercar applications. Timken bearing cups are precision-ground components that work as a matched system with their corresponding tapered roller cone. This part is sold as a single unit. Pro Gear and Transmission carries genuine Timken parts for fleet and shop needs. Call us to confirm this cup matches the cone and application you are working with before ordering.FeaturesGenuine Timken tapered roller bearing cupDesigned to mate with a corresponding tapered roller conePrecision-ground bearing race surfaceSold as a single unit (each)LTL freight not required for this part