Genuine OEM Hyundai V-Ribbed Serpentine Belt, part number 252122U030. This essential belt transmits power from the engine's crankshaft to various accessory components such as the alternator, power steering pump, and air conditioning compressor. It is a critical part of the engine's accessory drive system. Weighing approximately 0.366 kg and measuring about 1.12 meters in length, this belt is engineered for specific tension and flexibility. Using a genuine OEM belt ensures the correct length, rib profile, and material composition for optimal power transfer and long-term durability, preventing premature wear and system failure.