The National Bearings Roller Taper Bearing Cone is precision manufactured using premium-grade steel for lasting performance and durability. It features crowned raceways and rollers for even load distribution, and is engineered to meet OE specifications. This bearing cone is designed with industry-leading coverage for domestic and import applications, and is tested throughout the design and development processes by engineers for quality assurance. This bearing cone is the perfect choice for your GMC. FleetPride is your First Click in Heavy Duty®.