| Type | Chassis Parts | Application | Sinotruk Sitrak heavy truck |
|---|---|---|---|
| Truck Model | Sitrak | Material | Cast housing + rubber sealing ring |
| OEM Number | WG4071415023 | Warranty | 12 Months |
| Item Name | Kingpin Cap WG4071415023 | Delivery Time | 5-10 Days |
| Place Of Origin | China | MOQ | 1 Piece |
| Brand Name | Sinotruk Sitrak | Payment | TT, LC |
WG4071415023 Kingpin Cap is a protective sealing part for the steering kingpin of Sinotruk Sitrak heavy‑duty truck. It covers the top of kingpin assembly to lock lubricant inside and prevent dust, muddy water and grit from entering the matching gap. Long‑term driving on rough muddy roads will cause cap deformation, seal aging and grease leakage. Damaged kingpin cap accelerates kingpin wear and brings steering system abnormal noise. It is a practical replacement spare part for heavy truck front axle maintenance.