Moose Racing Upper / Lower Ball Joint Kit Yamaha Wolverine Rmax / X2 / Yxz1000 The Moose Racing heavy-duty steel joint offers a robust alternative to standard aluminum joints, effectively addressing the issue of early ball joint failure. This upgrade enhances durability and reliability for vehicle owners seeking optimal performance. Features: Ball joint kits are sold per A-arm and come with snap ring and cotter pin King pin kits (used in applications where a king pin was used rather than a ball joint) include all bushings, pins and seals needed for repair Ball joints feature heavy-duty steel cases with Pom-M90 bearing material for long life Sold each Note: Image is for reference only.