Moog K727 Ball Joint 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. 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 Use on 1960 - 1966 Chrysler vehicles Use on 2-wheel drive vehicles Designed as stock replacement Improves chassis performance and durability Easy to install