Mercedes W221 Drive Shaft Diesel Rear Left Right Output Shaft A2213504010

The Mercedes W221 Left Right Rear Axle Shaft Diesel is a component from the Drive Shafts group, designed for the rear axle of vehicles in this series with a diesel engine. It is responsible for the reliable transfer of torque to the wheels, ensuring stable operation of the drivetrain and correct vehicle behavior under load.

Specifications and technical data

• SKU: A2213504010
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2213504010
• Substitutable numbers: A2213504010, A 221 350 40 10
• Location on the vehicle: Rear, Right, Left
• Fuel type: Diesel
• Category: Driveshafts

Purpose and Vehicle Placement

The axle shaft is designed for installation on the rear axle, with the possibility of use on both the left and right sides. This solution facilitates part selection during drivetrain servicing of Mercedes W221 diesel models, where precise adjustment of the geometry and operating characteristics of the drive components is required.

The component works in conjunction with the rear suspension and differential, transferring power to the wheels in a way that limits vibrations and overloads, which is particularly important in heavier, comfortable executive sedans.

Technical and Functional Characteristics

As a part of the Drive Shafts group, this axle shaft is responsible for:

• transferring torque from the main gearbox to the wheel,
• compensating for suspension movements during driving,
• maintaining the correct geometry of the running gear under various loads.

The design is adapted to the specific requirements of diesel-powered vehicles, where high torque at low RPMs is present. Thanks to this, the axle shaft ensures stable operation of the drivetrain under typical operating conditions of the W221 class sedan.

Condition, Origin, and Benefits of Use

The offered component is an original Mercedes part in used condition, which allows for maintaining factory fit to the drivetrain without the need for aftermarket replacements with uncertain parameters. Choosing a used OEM part is particularly beneficial when servicing older vehicles, where both technical compatibility and cost-effective repairs are important.

The main advantages of using this axle shaft include:

• maintaining the operating characteristics intended by the vehicle manufacturer,
• better compatibility with other drive components than many aftermarket alternatives,
• the possibility of economical drivetrain repair while maintaining OEM quality standards.

Drivetrain Selection and Diagnostics

When replacing an axle shaft in a Mercedes W221, it is advisable to conduct a comprehensive assessment of the condition of other drivetrain components – especially the CV joints, seals, and mountings within the rear axle. Proper part selection and their configuration with the existing drivetrain directly impact the durability of the entire assembly and driving comfort.

If you want to better understand the relationships between individual drive components, including the clutch and dual-mass flywheel, as well as find practical tips for selecting components, check out the article Clutch and Dual-Mass Flywheel – Diagnostics and Part Selection for the Drivetrain, where you will find organized information, tables, and application examples.

Support with Selection and Additional Information

When planning more extensive rear-wheel drive servicing for a Mercedes W221 diesel, it is worth considering other components from the same group to avoid repeated interventions in the same area of the vehicle. If you want to consciously optimize repair costs while maintaining an appropriate level of quality, the guide How to Sensibly Use Used Parts to Reduce Car Service Costs, describing practical strategies for selecting OEM components from the aftermarket, may be helpful.

If you are planning a comprehensive repair or upgrade of the drive area in your Mercedes and need other components from the same group, such as additional axle shafts, connecting shafts, or components working with the differential, check the available parts in the Mercedes Drive Shafts category.