Moog ES2309 Tie Rod End Problem Solver powdered metal gusher bearing design enables grease to flow through the bearing to the stud for reduced friction and enhanced strength and stability. Patent pending Sunoloy coated metal bearings provide smooth stud swing technicians and drivers prefer. Greaseable socket design allows new lubricant to flush contaminants from the assembly, reducing corrosion and wear Loose or worn chassis parts can lead to premature tire wear