MERCEDES A1664601116 Steering Wheel Column Motor Benz X166

( Manufacturer Part Number: A1664601116 ), ( Part Type: Steering Wheel Motor ), ( W166 / X166 / Gle350 / Gle53 / Gle63 / Gls450 / Gls550 / Gls63: 166 Ml350 Ml63 Ml Gl Gl350 Gl550 Gl63 Diesel Bluetech ), ( Manufacturer Warranty: 1 Month ), ( Oe/oem Part Number: A1664601116, 1664601116, A 166 460 11 16, A2044600425, 2044600425, A 204 460 04 25 ), ( Country Of Origin: Germany )

Review MERCEDES benz Steering Wheel Column Motor Oem fits W166 ML350 GL550

The **Mercedes-Benz A1664601116 Steering Wheel Column Motor** is a precision-engineered component designed exclusively for the **W166 chassis** platform, which encompasses the luxury sedan models **ML350 (C207)** and **GL550 (C207)**, among other high-performance variants within the Mercedes-Benz lineup. This motor serves as the critical actuator within the **electric power steering (EPS) system**, ensuring seamless, responsive, and effortless steering control while maintaining the iconic Mercedes-Benz blend of sophistication and engineering excellence. Crafted from high-grade materials, the steering wheel column motor is built to withstand the demands of daily driving, high-speed maneuvers, and extended use, all while adhering to the stringent quality standards that define Mercedes-Benz s reputation for durability and reliability.

At its core, the A1664601116 motor is a **high-torque, low-noise electric actuator** that interfaces directly with the steering column assembly, providing the necessary force to assist the driver in turning the wheel with minimal effort. Its compact yet robust design integrates seamlessly into the vehicle s steering architecture, ensuring optimal alignment and smooth operation. The motor operates in tandem with the **EPS control unit**, which regulates torque based on vehicle speed, steering angle, and driver input, delivering a dynamic yet refined steering feel that adapts to various driving conditions whether navigating tight city streets or cruising effortlessly on the highway.

One of the standout features of this steering wheel column motor is its **precise engineering**, which minimizes backlash and vibration, contributing to the signature Mercedes-Benz driving experience characterized by precision and comfort. The motor s internal components, including the **gear reduction system and brushless DC motor**, are optimized for efficiency, reducing energy consumption while maximizing performance. Additionally, the motor is engineered to resist environmental factors such as moisture, dust, and temperature fluctuations, ensuring long-term functionality even in demanding climates or off-road scenarios where the GL550 may be employed.

For enthusiasts and mechanics alike, the A1664601116 steering wheel column motor represents a **direct-fit replacement** for OEM failures, offering a reliable upgrade that restores the original steering responsiveness and feel. Whether replacing a worn-out motor due to age, mechanical wear, or electrical issues, this component is a critical part of maintaining the vehicle s performance and safety standards. Its compatibility with the **W166 platform** a chassis known for its luxury and performance makes it an essential part for owners seeking to preserve or enhance their Mercedes-Benz s driving dynamics.

In summary, the **Mercedes-Benz A1664601116 Steering Wheel Column Motor** is a testament to the brand s commitment to innovation and craftsmanship, delivering a seamless blend of power, precision, and reliability for the ML350 and GL550. Whether for routine maintenance or a performance-focused upgrade, this motor ensures that every turn of the wheel is met with the same level of excellence that Mercedes-Benz drivers expect.

### **Pros and Cons of buying a Mercedes-Benz A1664601116 Steering Wheel Column Motor (W166 ML350/GL550)**

1. **Direct Fitment** This part is specifically designed for the W166 chassis (ML350, GL550, and related models), ensuring compatibility without modification.

2. **OEM Quality** As a genuine or high-quality aftermarket replacement, it maintains the performance and reliability expected from Mercedes-Benz components.

3. **Prevents Further Damage** A failing steering column motor can lead to complete steering failure, so replacing it early avoids costly repairs or accidents.

4. **Improves Driving Experience** A properly functioning motor ensures smooth power steering operation, reducing strain and improving responsiveness.

5. **Long-Term Reliability** If sourced from a reputable supplier, this part should last as long as the original, reducing future replacement costs.

6. **Warranty Coverage** Some aftermarket suppliers offer warranties, providing peace of mind against premature failure.

1. **High Cost** Replacement steering column motors are expensive, often costing several hundred dollars, especially if labor is included.

2. **Complex Installation** Replacing the steering column motor requires disassembling parts of the steering system, which may be challenging for inexperienced DIYers.

3. **Potential Counterfeit Parts** If purchasing from an untrusted source, there s a risk of receiving a low-quality or fake part that fails quickly.

4. **Additional Wear Concerns** If the issue stems from broader steering system degradation (e.g., worn belts, fluid leaks), replacing just the motor may not fully resolve the problem.

5. **Professional Installation Recommended** Improper installation can lead to misalignment or electrical issues, potentially voiding warranties or causing further damage.

6. **Limited Availability** Depending on the region, finding a genuine or high-quality aftermarket part may require special ordering, adding delay and inconvenience.

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### **Conclusion**

The Mercedes-Benz A1664601116 steering column motor is a critical component for maintaining safe and smooth operation of your W166 ML350 or GL550. While the upfront cost and installation complexity are significant drawbacks, the long-term benefits preventing steering failure, improving drivability, and avoiding more extensive repairs make it a worthwhile investment if the issue persists.

If the motor is confirmed faulty (through diagnostic testing), replacing it is the most reliable solution. However, ensure the part is sourced from a trusted supplier (preferably OEM or a well-reviewed aftermarket brand) and consider professional installation to avoid complications.

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### **Recommendation**

1. **Verify the Issue** Before purchasing, confirm that the steering column motor is indeed the root cause (e.g., through a mechanic s inspection or diagnostic scan).

2. **Choose a Reputable Supplier** Opt for an OEM part or a high-quality aftermarket alternative (e.g., from **Mercedes-Benz Parts, Euro Car Parts, or trusted local specialists**) to avoid counterfeit or subpar components.

3. **Budget for Labor** If not comfortable with the installation, factor in professional labor costs, which can add significantly to the total expense.

4. **Check for Bundled Services** Some suppliers offer installation or diagnostic services, which can streamline the process.

5. **Consider Alternatives** If the motor is beyond repair and the vehicle is older, weigh the cost against potential resale value or alternative solutions (e.g., upgrading to a more reliable model).

**Final Verdict:** If the steering column motor is confirmed faulty and the vehicle is still in active use, replacing it is the best course of action for safety and performance. Just ensure proper sourcing and installation to maximize reliability.

Details:

Color code: 040. Vehicle ID: 2012 W166 ML350 Diesel V53. Declared values of each package are according to the actual value that.

part #: a1664601116 prices

• $48.99-$129.99

specifications steragebo:

• for models: W166, Ml350, Gl550
• for makes: Mercedes
• mpn: A1664601116
• part type: Steering Wheel Motor
• w166 / x166 / gle350 / gle53 / gle63 / gls450 / gls550 / gls63: 166 Ml350 Ml63 Ml Gl Gl350 Gl550 Gl63 Diesel Bluetech
• manufacturer warranty: 1 Month
• oe/oem part number: A1664601116, 1664601116, A 166 460 11 16, A2044600425, 2044600425, A 204 460 04 25
• country of origin: Germany

seller steragebo:

• rating: 100.0%
• # reviews: 16007
• city: Rancho Cordova, California

returns steragebo:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

offer steragebo:

• started: April 2, 2026
• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home

payments steragebo:

• wallet: Paypal
• other
• credit card: Visa

general steragebo:

• Car Truck Parts Accessories > Steering Suspension > Gearboxes, Rack Pinions
• condition: Used

shipping steragebo:

• class: Expedited
• type: Fixed
• carrier: USPS
• service: USPS Priority Mail
• cost: $35.00
• transit: 4-8 Days

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