This Automann marker light is a reliable and high-quality product that will meet your needs. It features an LED 2 1/2 inch amber light that is perfect for use on commercial trucks. The manufacturer part number is 571.LD10A13 and it is made in Taiwan. This item has not been modified and is ready for use. It is a great addition to any commercial truck and will provide the visibility you need for safe and efficient operation. Order now and get this top-quality marker light for your truck.