Product Details: Get your semi truck Ready for the Road Ahead™ with reduced mechanical friction, with the Timken 1-3/4" Tapered Roller Bearing. With a tapered design, this replacement bearing is able to distribute weight across multiple round rollers to remove a large portion of the stress from radial and axial loads. Constructed with extreme accuracy for a smooth and reliable operation. FleetPride is your First Click in Heavy Duty®.