Swing Arm Bearing Kit 28-1233A quality swing arm repair kit from All Balls Racing contains everything required to rebuild swing arm bearings. Confirm suitability for your year, make, model prior to purchase. Features: Case hardened and plated to prevent wear and corrosion. POM composite washer bearings replace thrust needle washers for superior resistance to water and dirt. Shafts are made from 52100 Bearing steel, through hardened and precision ground. Needle Bearings are made