WAS Auto
Our heavy-duty brake drums are engineered for high performance and reliability in commercial vehicles, including trucks, trailers, and buses. Utilizing high-grade HT250 material and advanced CNC machining, these components ensure optimal braking efficiency and durability under extreme conditions.
| Model | OEM NO. | Overall Depth (A) | Bolt Hole (B) | Bolt Circle (C) | Pilot Dia (P) | Weight (W) | Surface Dia (D) |
|---|---|---|---|---|---|---|---|
| BPW | 310677630 | 296 | 10-∮23 | 335 | 290 | 225 | 420 |
| BENZ | 3054230401 | 306 | 10-∮23 / 5-∮24 | 335 | 298 | 239 | 410 |
| HINO | 43512-1710 | 241 | 10-∮22.5 | 285 | 205 | 211 | 406 |
| AMERICAN | 3600A | 270 | 10-∮23.8 | 285.75 | 223 | 195 | 419 |
| VOLVO | 1599678 | 281 | 10-∮28 | 335 | 282 | 183 | 410 |
Remark: Other brake drum types can be produced for Mercedes Benz, Toyota, Iveco, Man, Scania, Isuzu, DAF, SAF, York, and more.






Established in 2006, we are a professional manufacturer and exporter concerned with the design, development, and production of truck and semi-trailer brake systems. Our facility achieves an annual output of 150,000 brake drums, 200,000 wheel hubs, and 100,000 brake shoes and discs. Our products are distributed globally, covering North America, South America, the Middle East, Southeast Asia, and Africa.
We operate an engineering technology research center for transport vehicle brake systems and hold 10 items of national patent technology. With over 100 sets of advanced processing equipment and ISO9001/TS16949 certification, we ensure consistent quality through rigorous testing from raw materials to finished products.

All products are packed using export-standard pallet packages to ensure safety during international transit via sea or land freight.