Mercedes W169 M266 OM640 Front Right O/S Axle Drive Shaft Automatic A1693704772

Mercedes W169 M266 OM640 Front Right O/S Axle Drive Shaft Automatic is an original drivetrain component from the Drive shafts category, designed for installation on the right side of the front axle in automatic transmission versions. This used drive shaft provides a functional service solution, allowing you to restore proper torque transmission and stable drivetrain operation in your Mercedes.

Specifications and technical data

• SKU: A1693704772
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1693704772
• Substitutable numbers: A1693704772, A 169 370 47 72, A1693704872, A 169 370 48 72
• Location on the vehicle: Front, Right
• Gearbox type: Automatic
• Category: Driveshafts

Purpose and compatibility

The presented drive shaft is dedicated to Mercedes A-Class W169 generation models with an A160 CDI engine, designed for the front right side of the vehicle. The construction is prepared for use with an automatic transmission, which is crucial when selecting parts within the drivetrain system. By maintaining factory geometry and operating parameters, the component ensures proper drive shaft guidance, vibration reduction, and correct interaction with the wheel hub and transmission.

Technical characteristics and role in the drivetrain

As a component from the Drive shafts category, this drive shaft is responsible for transferring torque from the transmission to the front right wheel, while simultaneously compensating for suspension movement and wheel steering. The appropriately selected length, diameter, and joint design allow for a stable connection between the transmission and the hub, minimizing shock loads and noise during acceleration, engine braking, and driving on uneven surfaces.

The used OEM component is a sensible service choice, especially for maintenance repairs where maintaining factory operating parameters at controlled costs is important. A correctly selected drive shaft helps eliminate typical signs of wear, such as clicking sounds when turning, vibrations during acceleration, or uneven power delivery.

Service application and benefits of installation

Installation of this drive shaft is recommended in situations where the existing component shows signs of joint wear, mechanical damage, or excessive play. Replacing it with an original dismantled component allows you to:

• restore smooth power delivery to the front right wheel,
• reduce vibration and noise within the drivetrain,
• maintain compatibility with the factory suspension and transmission design,
• ensure correct operation with the automatic transmission.

The used condition means that the item has been dismantled and is intended for further use after proper installation and verification by a mechanic. It is a practical solution for workshops and users looking for a technically matched part within a reasonable budget.

Drivetrain selection and power transmission parameters

When replacing a drive shaft, it is worth paying attention to the consistency of the entire drivetrain – gear ratios, transmission type, differential characteristics, and vehicle usage. For those who want to better understand the relationships between the drive axle, differential, and drive shaft operation, the following article will be helpful: Dismantled drive axles and differentials – how to choose gear ratios for your driving style. It allows for an informed approach to drivetrain configuration and helps avoid discrepancies during major modifications.

Support in selection and repair expansion

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Mercedes and need other components from the same group, such as additional drive shafts, intermediate shafts, or parts interacting with the transmission, check the available parts in the Mercedes Drive shafts category.

In situations where quickly getting the car back on the road is a priority, it is worth considering used OEM components available immediately. How this affects repair time and workshop organization is explained in the article: Availability of car parts off-the-shelf vs. repair time – how do used OEM parts shorten workshop stays?, which shows the practical benefits of using verified dismantled parts.