Genuine OEM Audi Roller Cam Follower, part number 06E109409K. This precision-engineered engine component plays a crucial role in the valvetrain, transferring motion from the camshaft lobes to other parts like valve stems or pushrods. Its roller design minimizes friction and wear, contributing to engine efficiency and longevity. Made from durable metal, it weighs 0.086 kg and measures 0.052 meters in length. Using a genuine OEM roller cam follower ensures exact tolerances, material strength, and proper lubrication, which are vital for maintaining optimal valve timing and preventing premature engine wear.