#18 in the diagram photo
Swing Arm, Medium Gloss Medium Gloss Black, Part 0454924-067 is a structural suspension member that helps support the vehicle. It is designed and tested by Polaris Engineers to ensure durability, high quality, and performance through rigorous field and lab validation testing. Spend less time wrenching and more time out riding. We've been making ATVs for nearly 40 years, don't settle for anything less than OEM quality.