Genuine OEM Audi Accessory Drive Belt, part number 06M903137T. This V-ribbed belt is a critical component that transfers power from the engine's crankshaft to various essential accessories, such as the alternator, power steering pump, and air conditioning compressor. It ensures these systems operate correctly. Weighing approximately 0.113 kg, this belt is manufactured to precise OEM specifications for durability and optimal performance. Using a genuine OEM drive belt guarantees the correct tension, material composition, and ribbed profile for long-lasting, quiet operation and reliable power transfer without slippage.