The National Bearings Ball Bearing is the perfect choice for your automotive needs. This bearing is precision manufactured using premium-grade steel for lasting performance and an advanced heat treatment process for strength. The element size and quantity are engineered to meet or exceed the load rating of OE bearings, providing industry-leading coverage for domestic and import applications. The engineers have tested throughout the design and development processes to ensure quality assurance. FleetPride is your First Click in Heavy Duty®.