HomeBelts and Cooling > Water Pump and Related ComponentsUS Motor Works US9172 Engine Water Pump
Part #: US9172

US Motor Works US9172 Engine Water Pump

⚙️ 26 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, 300CD, 300D, 300SD, 300TD, 240D, and 230
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Reliable Engine Water Pump for Mercedes-Benz 300D, 300SD, 300TD

The US Motor Works US9172 engine water pump is designed specifically for Mercedes-Benz 300D, 300SD, and 300TD models. This replacement water pump ensures proper coolant circulation to maintain optimal engine temperature and prevent overheating.

  • Compatible with Mercedes-Benz 300D, 300SD, and 300TD models
  • Direct replacement for original equipment water pump
  • Engineered for efficient coolant flow and temperature regulation
  • Durable construction for long service life
  • Part number US9172 for precise fitment and identification

Product Details and Specifications

The US Motor Works US9172 engine water pump is manufactured to meet the specifications required by Mercedes-Benz 300D, 300SD, and 300TD vehicles. It is designed to replace the original water pump, ensuring proper coolant circulation through the engine block and radiator. This helps maintain the engine’s operating temperature within the recommended range, preventing overheating and potential engine damage. The pump’s durable materials and precise engineering contribute to reliable performance and longevity under normal operating conditions.

Common Applications and Problem Resolution

  • Replaces faulty or leaking water pumps in Mercedes-Benz 300D, 300SD, and 300TD
  • Addresses engine overheating issues caused by coolant circulation failure
  • Resolves coolant leaks that can lead to engine damage
  • Eliminates unusual noises from worn or damaged water pump bearings
  • Restores proper coolant flow for consistent engine temperature control

Installation Notes and Tips

Installation of the US Motor Works US9172 water pump should be performed by a qualified technician familiar with Mercedes-Benz cooling systems. Before installation, ensure the engine is cool and the cooling system is drained to prevent spills. Inspect the timing belt or serpentine belt and replace if worn, as these components often work in conjunction with the water pump. Use the correct torque specifications for mounting bolts and verify all hose connections are secure to prevent leaks. After installation, refill the cooling system with the appropriate coolant and bleed air pockets to ensure proper circulation.

Quality Assurance and Warranty Information

US Motor Works manufactures the US9172 water pump to meet or exceed OEM standards for fit, form, and function. Each unit undergoes quality control inspections to ensure reliable operation. While specific warranty details may vary, US Motor Works typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or the supplier for exact warranty terms related to this engine water pump.

This part fits 26 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
1985Mercedes-Benz300DBaseN/A
1985Mercedes-Benz300SDBaseN/A
1985Mercedes-Benz300TDBaseN/A
1984Mercedes-Benz300DBaseN/A
1984Mercedes-Benz300SDBaseN/A
1984Mercedes-Benz300TDBaseN/A
1983Mercedes-Benz300DBaseN/A
1983Mercedes-Benz300SDBaseN/A
1983Mercedes-Benz300TDBaseN/A
1982Mercedes-Benz300DBaseN/A
1982Mercedes-Benz300SDBaseN/A
1982Mercedes-Benz300TDBaseN/A
1981Mercedes-Benz300DBaseN/A
1981Mercedes-Benz300SDBaseN/A
1981Mercedes-Benz300TDBaseN/A
1980Mercedes-Benz300DBaseN/A
1980Mercedes-Benz300SDBaseN/A
1980Mercedes-Benz300TDBase3.0LL5N/A
1979Mercedes-Benz300DN/A
1979Mercedes-Benz300SDN/A
1979Mercedes-Benz300TDBase3.0LL5N/A
1978Mercedes-Benz300DN/A
1978Mercedes-Benz300SDN/A
1977Mercedes-Benz300DN/A
1976Mercedes-Benz300DN/A
1975Mercedes-Benz300DN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.