Product Details: Outfit your semi truck to be Ready for the Road Ahead™ with improved suspension performance, with the Hendrickson 0.38" x 7" TRI-FUNCTIONAL® II Bushing Kit. By utilizing a cushioned design that absorbs shocks and vibrations from the roadway, this replacement piece helps optimize a vehicle's handling and stability. Crafted with exact measurements to provide precise alignment that eliminates excessive play in a pivot point. FleetPride is your First Click in Heavy Duty®.