Moog K6247T Idler Arm 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 Greaseable socket design allows new lubricant to flush contaminants from the assembly, reducing corrosion and wear Fits 1983 - 1991 GM trucks Greaseable for smoother steering Designed as stock replacement Easy to install Improves chassis performance and durability