ACI 177131 Windshield Washer Pump - Front or Rear

Windshield Washer Pump for BMW and Mercedes-Benz

Restore washer system performance with the ACI Washer Pump 177131. This new 12-volt windshield washer pump includes the gasket or seal and mounting hardware, and it meets or exceeds OEM requirements for direct replacement service.

Compatible with a wide range of BMW, Mercedes-Benz, Saab, Volvo, and Volkswagen applications, this washer pump is a practical replacement for front or rear washer system service where listed. The ACI Washer Pump line focuses on straightforward OE-style replacement parts for windshield washer repair.

Key Features

• 12-volt windshield washer pump
• New replacement part
• Gasket or seal included
• Mounting hardware included
• Meets or exceeds OEM specifications
• Direct-fit replacement for listed applications

Detailed Description

ACI part number 177131 is a windshield washer pump built for vehicles that need reliable washer fluid delivery to the windshield or rear glass. It cross-references Bosch 6720 for the same application. This pump is listed for many BMW and Mercedes-Benz models, including BMW 318i, 328i, 740i, and M3 applications, as well as Mercedes-Benz SL500, E320, and 300E fitments. It is also listed for select Saab, Volvo, and Volkswagen Vanagon applications.

Use this washer pump when the original unit no longer moves washer fluid properly or when the washer system needs a direct replacement that matches the vehicle’s electrical and mounting requirements. Part number 177131 is a new component intended for service on listed front and rear washer pump applications.

What It Helps Fix

• No washer fluid spray at the windshield or rear glass
• Weak or intermittent washer pump operation
• Washer system failure caused by a worn electric pump
• Leaks at the pump seal or mounting point
• Poor washer fluid delivery during normal driving conditions

Installation Notes and Tips

Verify the vehicle’s year, make, model, and washer pump position before installation. Confirm 12-volt electrical compatibility and compare the connector, reservoir mounting, and hose routing to the original part. Replace the gasket or seal during installation and check for proper fluid flow after priming the system.

Quality Assurance

This ACI washer pump is a new part that meets or exceeds OEM specifications for the listed applications. It is built for direct replacement use in windshield washer repair on compatible BMW, Mercedes-Benz, Saab, Volvo, and Volkswagen vehicles.