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US Motor Works US9440 Engine Water Pump
| Brand | US Motor Works US9440 |
|---|---|
| Fits | Mercedes-Benz · 11 vehicles |
Installation sealing devices. Included for a more complete water pump replacement.
Engine water pump. Circulates coolant to help maintain proper engine temperature.
Cross-references Airtex AW9440, Gates 43165 and 111 200 23 01 for the same application. See all 5.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Engine Water Pump for Mercedes-Benz C230 and SLK230
US Motor Works US9440 is an engine water pump for select Mercedes-Benz applications. It includes installation sealing devices and is built for direct replacement use on 1998-2000 Mercedes-Benz SLK230 and 1999-2000 Mercedes-Benz C230 models.
Key Features
- Engine water pump for cooling system service
- Includes installation sealing devices
- Direct-fit replacement for select Mercedes-Benz C230 and SLK230 applications
- Cross-references Airtex AW9440 and Gates 43165 for the same application
- Part number US9440 for catalog and service matching
Detailed Description
US Motor Works US9440 is an engine water pump designed for Mercedes-Benz cooling system repair where coolant circulation has become inconsistent or the original pump shows wear. It fits 1999-2000 Mercedes-Benz C230 and 1998-2000 Mercedes-Benz SLK230 models, making it a focused replacement choice for common Mercedes-Benz water pump service. The included installation sealing devices help support a proper seal during replacement, and the US9440 part number is useful when matching the pump to service records or interchange listings.
Common Repair Symptoms
- Coolant leakage at the water pump housing
- Engine overheating or elevated coolant temperatures
- Reduced coolant circulation through the cooling system
- Noise from a worn pump bearing or impeller assembly
- Visible seepage or residue around the pump area
Installation Notes and Tips
Verify engine fitment before installation and compare the original pump to US9440 for mounting and sealing details. Replace worn sealing surfaces as needed and inspect the cooling system for contamination, hose condition, and thermostat operation during service. Proper coolant fill and bleeding are important after installation on Mercedes-Benz C230 and SLK230 applications.
Quality Assurance
US Motor Works supplies replacement cooling components for service applications, and this pump is identified with OE-style interchange references for matching purposes. Part number US9440 can also be cross-referenced to Airtex AW9440 and Gates 43165 for the same application.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2000 | Mercedes-Benz | C230 | Kompressor | — | — | N/A | — |
| 2000 | Mercedes-Benz | C230 | Kompressor Sport | — | — | N/A | — |
| 2000 | Mercedes-Benz | C230 | Kompressor Elegance | — | — | N/A | — |
| 2000 | Mercedes-Benz | C230 | Kompressor Classic | — | — | N/A | — |
| 2000 | Mercedes-Benz | SLK230 | Kompressor | 2.3L | L4 | N/A | — |
| 1999 | Mercedes-Benz | C230 | Kompressor | — | — | N/A | — |
| 1999 | Mercedes-Benz | C230 | Kompressor Sport | — | — | N/A | — |
| 1999 | Mercedes-Benz | C230 | Kompressor Elegance | — | — | N/A | — |
| 1999 | Mercedes-Benz | C230 | Kompressor Classic | — | — | N/A | — |
| 1999 | Mercedes-Benz | SLK230 | Kompressor | 2.3L | L4 | N/A | — |
| 1998 | Mercedes-Benz | SLK230 | Kompressor | 2.3L | L4 | N/A | — |
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