Genuine OEM Volkswagen Alternator, part number 059903023Q. This component generates electrical power for the vehicle's systems, charging the battery and supplying power to lights, ignition, and accessories. It is part of the charging system. The part weighs 8.425 kg and has dimensions of 0.186m x 0.175m x 0.204m. Genuine OEM alternators are built to precise specifications for reliable electrical output and long service life.