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 polishing 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 2 inch extensions, ensuring optimal visibility and customization options. Designed with convenience in mind, the light holes are located on the bottom flange. Upgrade your truck's appearance with these high-quality panels.