The product is a Seadoo crank shaft assembly for personal watercraft models from 2006 to 2020, including GTI, Wake, RXT, and GTX 4-TEC. Made in Canada by Sea-Doo, this crank shaft has a manufacturer part number of 420819346, 420819348, and 420819341. It comes with no warranty, making it important for buyers to understand the manufacturing and reliability of the product. This crank shaft assembly is a crucial component for the engine of these specific Seadoo models.