This aftermarket replacement brake drum, part number 66LNF0803NO, is designed as a high-quality alternative for ADR braking systems. Specifically engineered to replace the ADR 350x60 F08 20 275-220 brake drum, it offers reliable performance for agricultural trailers, industrial vehicles, and other machinery utilizing ADR axles. As a critical component of the drum braking system, this drum provides the essential friction surface for the brake shoes, ensuring effective and safe stopping power. Crafted to meet stringent specifications, this compatible brake drum features a robust construction for durability and long service life. Key dimensions include a drum diameter of 350mm and a width of 60mm. It is designed with 8 bolt holes, a bolt circle diameter (PCD) of 275mm, and a center bore of 220mm, ensuring precise fitment and compatibility with the corresponding ADR hub and wheel assembly. Choosing this non-OEM alternative provides a cost-effective solution without compromising on safety and operational efficiency for your heavy-duty applications.