Get your semi truck Ready for the Road Ahead with reliable safety lighting, with the Truck-Lite 0.72" 35 Series Round 1-LED Marker / Clearance Light. Due to its strong output that provides high visibility, this replacement light enhances vehicle safety in all types of conditions. Engineered with a durable polycarbonate lens for improved protection against high temperatures and impacts. FleetPride is your First Click in Heavy Duty .