Left.CONVERTIBLE. Right.CONVERTIBLE. Stud. to 04/2013. A threaded rod which is used along with a nut to provide clamping force to the Quarter Panel. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the Frame Side Member to it's mounting point. Dash Panel Bolt. Radiator Support Panel Bolt. Rear Body Panel Bolt. Body. Dash. Floor Pan. Frame Side Member. Quarter. Radiator Support. Rail Assembly mount. UniSide.