This AB41-1018 developer gear is compatible with printer models 1022, 1027, 1032, 2022, 2027, 2032, 3030, 3025, 3350, 3351, 2550, 2510, 2851, and 2852.It serves as a replacement component designed to restore proper function in printer units requiring this specific part.The package includes ten units.Installation is direct and requires no modification.Suitable for use in office or service center environments where maintenance is performed on supported devices.