. 1/2. 1996 New Style. 3/4 & 1 Ton. Baffle bolt. A threaded rod with a drive head (such as hex, 12 point, torx, etc.) on one end used to secure the Radiator Support Baffle to it's mounting point. Battery Tray Bolt. Bolt that secures the Bumper Cover. Washer Fluid Reservoir Bolt.