Ensure your semi truck is Ready for the Road Ahead with reliable light signals, with the Grote 3" SuperNova Thin-Line LED Rectangular Clearance Marker Light. Thanks to its sophisticated design, this replacement component is able to emit a bright beam that indicates movements, pauses, or emergency situations. Crafted with premium light emitting diodes to help maintain the best possible quality. FleetPride is your First Click in Heavy Duty .