Genuine OEM Kia Shift Cable Bracket Insulator, part number 439123B010. This rubber insulator is designed to dampen vibrations and noise from the shift cable bracket, which is an integral part of the transmission assembly. It ensures a smooth and precise feel during gear selection by isolating the shift mechanism from engine and road vibrations. Using a genuine OEM insulator guarantees the correct rubber compound and design for optimal vibration absorption and long-term durability.