Genuine OEM Audi Accessory Drive Poly V-Belt, part number 07K145933R. This essential component transmits power from the engine's crankshaft to various accessories such as the alternator, power steering pump, and air conditioning compressor. Constructed from durable, high-strength rubber compounds, it is designed for long-lasting performance and resistance to heat and wear. Weighing approximately 0.108 kg, this belt ensures precise tension and alignment. Using a genuine OEM belt guarantees the correct length, rib profile, and material composition for optimal accessory function and to prevent premature wear or failure.