This is the original chassis suspension accessory of China National Heavy Duty Truck Howo (HOWO) series heavy trucks, also called steel plate support/Jiaodun, and AZ9725520278 belong to the same product series.
- OEModel: AZ9725520278 (label visible in the picture)
- Applicable models: HOWO70T, A7, T5G, T7H, Steyr and other SINOTRUK heavy trucks
- Material structure: multi-layer natural rubber (glue content ≥80%) vulcanized with steel plates, with reinforced steel plates embedded inside
- Installation position: Installed at both ends of the leaf spring, the upper end is connected to the leaf spring, and the lower end is connected to the frame bracket to form a balance shaft suspension system