A7. An Arm that runs from the frame perpendicularly to the knuckle. Dynamic Package. From 02/16/2015. From 07/27/2009. Incl.Bushings. Part has related components that cannot be reused/ reinstalled; mount bolt and lock nut. Part has related components that cannot be reused/reinstalled; mount bolt, adjust bolt and lock nut. Suspension component that connects and provides pivotal movement of the Steering Knuckle to the vehicle. Ft cntl. Link Assembly. Lower Control. Suspension Control. Tie bar. Track bar.