The Hendrickson 034013-471 or 034013471 is a D pin bushing, supplied as a service kit and used in suspension work. It is a genuine Hendrickson part from Pro Gear and Transmission. When you are rebuilding a suspension, compare this number to the one on the bushing being removed before ordering. Call us to confirm proper fit for your application.FeaturesHendrickson D pin bushingSupplied as a service kitSuspension partGenuine Hendrickson part sold by Pro Gear and Transmission