The 2004-2009 Yamaha YFZ450 YFZ 450 Swingarm Pivot Bolt is a genuine OEM part manufactured by Yamaha specifically for the YFZ450 model. This swingarm pivot bolt is designed to provide a secure and stable connection point for the swingarm, ensuring smooth and controlled movements while operating your ATV. Made by the trusted brand Yamaha, this bolt is a reliable and high-quality component that will help maintain the performance and durability of your ATV.