This pair of stainless steel panels is a practical and durable addition to your Peterbilt 379 or 389 with 70/78 inch sleepers. Made of #8 304 polished stainless steel, these panels are built to last. With a choice of 3 1/2, 4 1/2, or 5 1/2 inch drop, they provide a sleek and stylish look. The panels include 46 - 3/4 inch light holes and 12 inch extensions, offering ample lighting options. Designed with convenience in mind, the light holes are located on the bottom flange of the panels. Enhance the functionality and appearance of your truck with these high-quality stainless steel panels.