Moog K6149 Idler Arm 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 Fits 1973 - 1974 GM vehicles Designed as stock replacement All parts meet or exceed OEM (original equipment manufacturers) standards Easy to install