Mercedes W176 Wiper Motor Rear Window Tailgate Actuator A1769066300

Mercedes W176 Rear Wiper Motor A1769066300 is an original part from the Wiper Motors and Linkages group, designed for the rear windshield of Mercedes vehicles. A used motor ensures stable, repeatable wiper operation, which translates to safe visibility in adverse weather conditions and proper integration with the factory electrical system.

Specifications and technical data

• SKU: A1769066300-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1769066300
• Substitutable numbers: A1769066300, A 176 906 63 00, W000025406
• Location on the vehicle: Rear
• Category: Wiper Linkages, Transmissions & Motors

Purpose and Function in the Wiper System

The rear wiper motor in the Mercedes W176 is responsible for driving the wiper arm on the rear windshield, ensuring smooth operational movement and return to the park position. Its rear placement on the vehicle means the part is calibrated to the tailgate geometry and factory mounting, which facilitates installation and guarantees correct operation in its original position.

By maintaining its factory operating characteristics, the motor works seamlessly with the standard wiper switch, relays, and electrical system, without the need for additional modifications or control unit adaptations.

Benefits of Using an Original Rear Wiper Motor

Using an original rear wiper motor for the Mercedes W176 helps maintain the integrity of the entire wiper system and avoids issues typical of aftermarket replacements with uncertain specifications. This part, from the same design group, has been engineered for:

• appropriate torque, matched to the length and weight of the wiper arm,
• correct operating speed, in line with factory control settings,
• proper wiper positioning in the park mode.

Such precise matching reduces the risk of arm skipping, incomplete cleaning of the windshield, or excessive strain on the mechanism, which is important for both driving comfort and the longevity of the entire system.

Installation Characteristics and Vehicle Integration

The rear wiper motor designed for the Mercedes W176 is structurally prepared for installation in its factory location on the tailgate. This means fitted mounting points, the correct angle for the drive shaft output, and a compatible electrical connector, which simplifies installation and reduces replacement time.

A used part of this caliber allows for an economical repair of the wiper system while maintaining proper operational quality. Replacing a damaged motor with an original equivalent restores correct rear wiper function, which is particularly crucial during intensive use in rain, snow, or road debris.

Why Choose Mercedes Wiper Motors and Linkages

Parts from the Wiper Motors and Linkages group dedicated to Mercedes are designed for long-lasting, stable operation in varying weather conditions. By choosing an original rear wiper motor, you maintain system consistency with other components – the arm, blade, and electrical control – which translates to predictable wiper behavior and a lower risk of failure.

If you are planning a comprehensive repair or upgrade of the rear windshield area on your Mercedes and need other parts from the same group, such as drives, gearboxes, or wiper linkages, check the available parts in the Mercedes Wiper Motors and Linkages category.

Used Condition and Purchase Value

Choosing a used rear wiper motor is a sensible compromise between repair cost and maintaining the original manufacturer's specifications. Such a part, when operated correctly, retains its functional properties for a long time, making the installation of a tested used part often a more advantageous solution compared to cheaper aftermarket alternatives of unknown durability.

If you want to better understand how to safely choose components from the secondary market and what to look for when buying, the guide: Used Parts – Your Guide to the Best Deals in the Automotive Store will be helpful. You will find practical tips there on how to effectively plan repairs using used components.

Operational Safety and Technical Knowledge

A functional rear wiper motor directly impacts rearward visibility, especially when driving in rain or on dirty roads. Maintaining this component in good technical condition is important for both comfort and safety. It is worth remembering that, similar to powertrains, maintenance neglect can lead to unnecessary costs – as discussed in more detail in the article Faulty BMW E90 Engines: Find Out What Can Ruin Your Budget!, which illustrates how a lack of preventative measures affects a car's operating budget.

By deciding to replace the rear wiper motor in your Mercedes W176 with an original part from the Wiper Motors and Linkages group, you are investing in predictable system operation, improved visibility, and technically correct integration with the vehicle's design.