Product Description Original Name / Part No.: 8932+8937+8952Part location: Front c-hubs, front & rear knuckle armsProduct major functions & usage:1. Front c-hubs: Stabilize knuckle arms in order to rotate smoothly.2. Front knuckle arms: Assist steering.3. Rear knuckle arms: Stabilize CVD drive shaft and bearing.C-Hubs 2pcsFront Kncukle Arm 2pcsRear Knuckle Arm 2pcsKing Pin 4pcsStainless Steel Round Head Screw 3x16 2pcsMajor 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. C-hubs: Stainless steel king pins provided to prevent rustiness and stabilize the smooth rotation.4. Knuckle arms: Delrin collars are inserted to minimize the gap and strengthen the fitting for a smooth and stable drive.5. Exquisite 3D streamline made by CNC machine to show modern and metallic appearance.