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SINOTRUK HOWO A7 Cooling System Expansion Tank Assembly AZ9112530333 WG9719536260
Heavy-Duty Truck Expansion Tank System Repair & Replacement BOM List
| No. | Official Part Number / Spec | Part Name (EN) | Qty (Per Vehicle) | Unit | Description & Function |
|---|---|---|---|---|---|
| 1 | WG9112530333 / WG9719536260 | Coolant Expansion Tank Assembly | 1 | pc | Main Part, high-density translucent plastic tank body for storing coolant, separating air/liquid, and maintaining system pressure. |
| 2 | WG9112530333-g (or model-specific) | Pressure Relief Filler Cap Assembly | 1 | pc | Features a built-in two-way steam-air pressure relief balance valve (typically blue, yellow, or black) to regulate system pressure. |
| 3 | Pre-installed or specific matching p/n | Coolant Level Warning Sensor | 1 | pc | Monitors the anti-freeze level and triggers the dashboard warning light if the tank cracks or fluid drops below the MIN line. |
| 4 | Φ8 / Φ10 / Φ16 (based on pipe dia.) | Radiator Overflow / Return Hose | 1-2 | meters | Reinforced flexible rubber hose connecting the upper chamber of the radiator to the expansion tank. |
| 5 | WG9719530260-1 (or equivalent) | Mounting Bracket & Support Frame | 1 | set | Rigid metal/aluminum bracket kit used to securely mount the expansion tank onto the chassis frame or intercooler side bracket. |
| 6 | Standard Worm-Gear Type | Heavy-Duty Zinc-Plated Hose Clamps | 2-4 | pcs | Locks the return and inlet hoses tight to prevent coolant spray or leakage under high-temperature/high-pressure states. |
| 7 | Q150B0820 (or universal M8×20) | Hexagon Flange Bolt (M8×20) | 3-4 | pcs | Fasteners used to lock the expansion tank mounting ears or bracket frame firmly onto the vehicle chassis body. |
DETAILS
| DESCRIPTION | Cooling System Expansion Tank Assembly | PART NUMBER | AZ9112530333 WG9719536260 |
| WEIGHT | 2kg | VOLUME | 570 mm × 390 mm × 80 mm |
| TRUCK MOLDE | SINOTRUK | QUALITY | Copy,High Copy, OEM,Original |
| MOQ | 1 | WARRANTY | 1 year |
| PAYMENT | TT/WESTEN UNION | SHIPMENT | by air/sea/railway |
| BRAND | SINOSACHS | PLACE OF ORIGIN | JINAN CITY,CHINA |
| STOCK | IN STOCK | APPLICABLE SITE | CHASSIS |
| PACKAGE | Carton/Woodenbox | PORT OF LANDING | Qingdao Port,China |
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