Genuine OEM Hyundai Engine Timing Chain Tensioner Arm, part number 244202M002. This critical component is part of the engine's timing chain system, responsible for maintaining the correct tension on the timing chain. Proper chain tension is essential for precise valve timing and engine operation. It is positioned within the engine's timing cover assembly. Weighing approximately 0.0896 kg, this arm ensures reliable performance. Using a genuine OEM tensioner arm guarantees factory-specified material strength and dimensions, crucial for the longevity and smooth operation of the engine.