6t40e / 6t45e Automatic Transmission Clutch Aluminum Drum 1Get Transmission housing. Advanced heat dissipation design prevents overheating, maintaining optimal transmission performance. Smooth internal surfaces minimize friction, enhancing gear efficiency and reducing energy loss. A wipe-clean outer surface cuts down on upkeep and ensures the engine bay stays neat. Vibration-dampening qualities shield internal gears from harm brought on by abrupt shocks., Manufacturer: XFYESL