Truck-Lite  44002R Stop/Turn/Tail Grommet Kit LEDs have no filament, therefore are not susceptible to shock & vibration, a major cause of failure for lamps with incandescent bulbs Less current draw, resulting in increased battery & alternator life while allowing more power for other vehicle requirements Faster illumination offers significant safey benefit for following drivers to react quicker, resulting in an average distance of 3' for every 10 m.p.h 42 Diode Grommet Kit Red Grommet kits include lamp, 40700 grommet & 94706 adapter