Prepare your semi to be Ready for the Road Ahead™ with proper alignment and reduced component wear, with the OTR 3.54" Inner Wheel Bearing Cone for 19K-22.5K Trailer with Expertise Built In™. Thanks to its specialized design that features a low-friction spinning method, this replacement bearing is able to distribute the applied weight from various components. Crafted with a smooth metal assembly to reduce noise and excessive wear. FleetPride is your First Click in Heavy Duty®.