Introducing our professional-grade brake drum, a Marine-Grade Galvanized Easy Grease Trailer Idler Hub Assembly for 3.5k Axles. This top-of-the-line product has a size of 5 on 4-1/2, with a bolt pattern of 5, and a maximum payload of 7000 lbs. This product is perfect for anyone in need of high-quality trailer parts, specifically trailer axles. The OE NO. for this product is AT01700116-128.
Our professional brake drum is designed to deliver superior performance and longevity. It's made from marine-grade galvanized steel, ensuring high resistance to corrosion, even in the harshest marine environments. The easy grease feature allows for simple and straightforward maintenance, helping to prolong the life of the hub assembly. This product is ideal for trailers with 3.5k axles and is designed to accommodate a bolt pattern of 5 on 4-1/2. With a maximum payload of 7000 lbs, it provides the strength and durability needed for heavy-duty applications.
The brake drum works by creating friction between the brake shoes and the inside of the drum when the brakes are applied. As the drum rotates, the brake shoes press against the inner surfaces of the drum, slowing or stopping the rotation of the wheel. Installation of the brake drum is straightforward, but it's crucial to keep the drum clean and free from oil or grease, which can impair braking performance. Regular greasing of the idler hub assembly is also important to prevent rust and reduce wear and tear. Always make sure to check the condition of the brake drum and other components regularly and replace any worn parts as necessary.
Enhance the performance and safety of your trailer with Raydafon's brake hub drum & disc product. Made from superior quality materials and designed for longevity, our products deliver reliable performance you can trust. Don't compromise on safety or performance - discover what Raydafon's brake hub drum & disc products can do for your trailer. Contact us today to learn more!

At Raydafon, we specialize in producing brake systems for OEM / aftermarket. Our products, including brake assemblies, brake pads, brake shoes, brakes, brake plates, electric brake shoe, brake trailer axle, brake hub drum & disc, brake drum rotors, and brake linings, are renowned for their good and steady-going quality, competitive prices, and superior services. We use top-level production equipment, testing instruments, and production processors to ensure the highest quality of our products. With products well exported to America, Europe, the Middle East, and Africa, we are a trusted name in the industry.

Raydafon Brake Systems Co., Ltd. has been manufacturing high-quality brake systems since 2006. We offer a wide range of products, including brake assemblies, brake pads, brake shoes, brake drums, backing plates, brake rotors, and brake linings. We also offer tipper trailers, box trailers, and ATV trailers. Our brake pads are made of semimetal, organic, and ceramic materials, which are abrasion-resistant, non-noise, and environmentally friendly with long life. With about one thousand items for European, American, Japanese, and Korean cars, we are your one-stop shop for all your brake system needs.

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Luotuo Industrial Area, Zhenhai District, Ningbo City, China
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