This is a Genuine GM Serpentine Belt Idler Pulley, part number 98057284, designed for use with Duramax 6.6 engines. It comes with a 1-year manufacturer warranty and is an OE/OEM replacement part. The idler pulley is a crucial component for the accessory belt system and is responsible for providing traction to multiple components, such as the water pump, air conditioning compressor, and power steering pump. This idler pulley is made to fit perfectly and is designed for maximum durability, ensuring that it will last for years to come. It is a great replacement part for your vehicle and is perfect for those who want to maintain their accessory belt system. Buy with confidence knowing that this idler pulley is a genuine GM part and is made to the highest standards.
