Original Name / Part No.: 8932Part location: Front c-hubsProduct major functions & usage: Stabilize knuckle arms in order to rotate smoothly.Accessories:C-Hubs 2pcsKing Pin 4pcsMajor advantages of upgrading to this part/product :1. Made with a quality light weight high tensile strength aluminum 6061 T6 for greater durability.2. Delrin collars are inserted to minimize the gap and friction so that the steering performance is top rated.3. Stainless steel king pins provided to prevent rustiness and stabilize the smooth rotation.