Replacement Number : 1132020019. Mercedes-Benz Genuine Idler Pulley, part number 1562020819, is a high-quality component designed for Mercedes-Benz vehicles. This idler pulley is a critical part of the engine's accessory drive system, ensuring smooth and reliable operation of the various belt-driven components, such as the alternator, water pump, and air conditioning compressor. Crafted with precision and engineered to meet the exacting standards of Mercedes-Benz, this genuine idler pulley is a guarantee of superior quality and performance. When you choose the Mercedes-Benz Genuine Idler , you're opting for a part that provides consistent and dependable operation, contributing to the overall reliability and longevity of your vehicle's engine. Upgrade your Mercedes-Benz with this authentic part, and experience the peace of mind that comes with using a product manufactured by the brand known for its commitment to excellence and performance. Trust in the quality of the 1562020819 Idler for your vehicle's accessory drive system.