Genuine OEM Citroen Belt Tensioner Roller, part number 1613839980. This component is essential for maintaining the correct tension on the engine's accessory drive belts, ensuring efficient operation of connected systems. It features a pulley with an approximate diameter of 60mm and is an integral part of the engine's belt drive system. Weighing approximately 0.731 kg, this tensioner roller is constructed with robust materials for long-term performance. Choosing a genuine OEM tensioner ensures factory-specified tensioning force, precise alignment, and material quality, which are critical for preventing premature belt wear and system failure.