Prepare your semi to be Ready for the Road Ahead™, with the National Bearings 2.63" Tapered Outer Wheel Bearing Cone for 19K-22.5K Trailer that offers proper alignment and reduced component wear. To distribute the applied weight from various components, this replacement bearing features a specialized design featuring a low-friction spinning method. Fashioned with a smooth metal assembly to reduce noise and excessive wear. FleetPride is your First Click in Heavy Duty®.