Genuine OEM Jaguar Engine Serpentine Drive Belt, part number C2D19766. This belt is a critical component that transfers power from the engine's crankshaft to various accessory components like the alternator, power steering pump, and air conditioning compressor. It is designed for precise routing within the engine bay. Weighing approximately 0.23 kg, this belt is engineered for optimal tension and durability. Choosing a genuine OEM drive belt ensures the correct length, material composition, and ribbed profile for reliable power transfer and extended service life, preventing premature wear on engine accessories.