Genuine OEM Volkswagen Roller Rocker Arm, part number 06E109417AH. This part is a critical component of the engine's valve train system. It acts as an intermediary, transferring the rotational motion from the camshaft to the engine valves, facilitating their opening and closing. Manufactured from high-strength, hardened steel to withstand high loads and friction. Genuine OEM parts ensure precise valve timing and optimal engine performance, crucial for efficient combustion and power delivery.