This 6-volt LED Conversion fits all 1940-1953 Chevrolet & GMC Trucks. This card comes with 36 Red LEDs for and 2 White LED's for license light. Red LED's are 5mm High Intensity bulbs for Stop, Tail & Turn signal. White LED's are 3mm High Intensity bulbs for the License Light. Cards are pre-wired for Stop Light, Tail Light and Turn Signal vehicles. Also included is hardware and simple to follow instructions for mounting the card into your original tail light housing. This high quality item is designed, assembled and tested in the USA! If using LED's on front and rear, be sure to order a load resistor as LED lights will not draw enough current to operate standard flashers.