The National Bearings 575 Series Steel Tapered Roller Bearing Single Cone is precision manufactured using premium-grade steel for lasting performance and durability. The crowned raceways and rollers provide even load distribution, while the cone bore, length, and radius are engineered to meet OE specifications. This bearing is designed for Dodge and Ford Truck applications and is tested throughout the design and development processes by engineers for quality assurance. With industry-leading coverage for domestic and import applications, this the perfect choice for your vehicle. FleetPride is your First Click in Heavy Duty®.