ACDelco Professional Steering Tie Rod End An ACDelco Professional Steering Tie Rod End is an ideal high-quality aftermarket replacement for many vehicles on the road today. It connects your vehicle’s steering linkage to the steering knuckle. This premium aftermarket replacement component is manufactured to meet your expectations for fit form and function. Features and Benefits: Superb strength for durability Consistent torque for smooth operation Full ball stud Low-friction double bearing for high impact resistance Undergo extreme impact wear and fatigue testing to ensure quality and durability Full ball stud for tighter overall fit Dust boot is re-installed and permanently attached to reduce contamination increase durability and service life Fused polyurethane dust boot resists cracking splitting dry rot and corrosion