The product is a new OEM Yamaha R6 piston with the manufacturer part number 2C0-11631-00, designed for use in Yamaha motorcycles from 2006 to 2007. This high-quality piston is a genuine Yamaha part, ensuring optimal performance and reliability for your engine. Whether you are looking to replace a damaged piston or upgrade to a new one, this OEM part is a crucial component for maintaining the engine of your Yamaha R6.