Genuine OEM Audi Drivetrain Flexible Coupling Disc, part number 1K0521127. This essential component is designed to connect sections of the vehicle's drivetrain, primarily the cardan shaft, while effectively absorbing torsional vibrations and shocks. Positioned at the rear of the drivetrain, it helps to smooth out power delivery and reduce noise. Constructed from durable rubber and metal, it weighs 1.264 kg. Using a genuine OEM flexible coupling disc ensures precise manufacturing tolerances, correct material elasticity, and optimal vibration damping for a quiet and reliable drivetrain.