Product Details: Ensure your semi truck is Ready for the Road Ahead™ with reduced mechanical wear and tear, with the Hendrickson TRI-FUNCTIONAL® Pivot Bushing Kit. This replacement kit works to dampen the vibrations between two mechanical components, minimizing the wear and tear from daily operations. Engineered with a tri-functional design to enhance handling, stability, and ride comfort. FleetPride is your First Click in Heavy Duty®.