Race Sport 880-G4LED 880 GEN4 LED Headlight Conversion Kit w Focus OpticsRace Sport Lighting 880 G4LED GBKR 880 GEN4 LED Headlight Conversion Kit with Focus Optics, and Copper Stranded Rope Heat Sinks Race Sport Lighting Introducing the Race Sport Lighting GEN4 LED Headlight Kit. Introducing the long awaited Race Sport Lighting GEN4 LED headlight kit. These kits are packed with patent pending features including a fan less rope heat sink design, ratchet style clock able base, and the brightest output of an LED headlight kit