By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry's Problem Solver. Product Features:Powdered metal gusher bearing design enables grease to flow through bearingPatented cover plate design allows for tighter tolerances vs traditional designs for a more durable partExclusive cover plate protects against contaminants leaking into the bearing surfaceFull ball metal stud provides 360-degree; of smooth, consistent, rotational movement resulting in more responsive steering