Mercedes W204 W211 W212 Automatic Gearbox 722902 722.902 A2112705302 WARRANTY

Listing details

The gearboxes are sold with a 90-day warranty! They were tested before removal and are in full working order.

Mercedes W204 W211 W212 Automatic Gearbox 722902 722.902 A2112705302 WARRANTY is an automatic transmission designed for selected Mercedes mid-size and luxury models, valued for its smooth operation and stable torque transfer. This used automatic transmission is a sensible solution for drivetrain repairs, allowing for reduced service costs while maintaining the factory design. Thanks to the preservation of the original drivetrain architecture, installation and integration with the vehicle's electronics are predictable for an experienced mechanic.

Specifications and technical data

• SKU: A2112705302
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2112705302
• Substitutable numbers: A2112705302, A 211 270 53 02, 2112705302, A2112704202, A 211 270 42 02, 2112704202
• Gearbox type: Automatic
• Category: Other Transmission & Drivetrain

Technical characteristics of the automatic transmission

The presented gearbox belongs to the family of Mercedes automatic transmissions used in the W204, W211, and W212 models. The design was engineered for comfortable yet dynamic driving, with a clear emphasis on smooth gear shifting and stable performance under higher loads.

The automatic transmission type ensures:

• automatic gear selection depending on load and driving style,
• consistent operation with driver assistance systems,
• comfortable gear changes without jerking, provided the vehicle is correctly configured.

For workshops and users, it is important that the gearbox was developed specifically for the Mercedes drivetrain, which helps maintain the factory performance parameters of the engine and drive system.

Purpose and compatibility with Mercedes models

Mercedes W204 W211 W212 Automatic Gearbox 722902 722.902 A2112705302 WARRANTY is dedicated for use in selected body and engine versions of these generations. In practice, this means that before installation, one must always verify compatibility with the specific vehicle configuration – both in terms of the engine unit and the electronic equipment used.

To ensure proper fitment, it is worth paying attention to:

• compatibility of the gearbox type with the vehicle's factory specification,
• use of the appropriate control unit software in the car,
• selection of the correct accompanying equipment (e.g., torque converter, wiring harness, oil cooling – if required by the specific repair project).

Such an approach minimizes the risk of electronic communication issues and improper drivetrain operation after replacement.

Condition, preparation for installation, and service recommendations

The offered gearbox comes from the used Mercedes parts segment, which allows for economical vehicle repair while maintaining the original design. Before installation, standard service procedures typical for automatic transmissions are recommended, such as checking for leaks, verifying mounts, and preparing the oil cooling system according to the vehicle manufacturer's recommendations.

In workshop practice, it is worth considering:

• changing the automatic transmission fluid according to the procedure for the specific model,
• checking the condition of cooperating components (mounts, half-shafts, fasteners),
• proper adaptation of the gearbox in the vehicle's control unit after installation.

Such actions increase the chances of stable, predictable transmission operation after installation in the car.

Benefits of using an original Mercedes automatic transmission

Using an original automatic transmission in W204, W211, and W212 models allows for maintaining the consistency of the entire drivetrain. For the user, this means:

• comfortable gear shifting characteristic of factory Mercedes solutions,
• better integration with safety and driving comfort systems,
• the ability to restore the vehicle's original driving characteristics after a transmission failure.

For workshops, installation predictability is also important – the original design facilitates matching to existing mounting points and control systems, which shortens service time and limits the need for modifications.

If you are planning a comprehensive repair or upgrade of your Mercedes drivetrain and need other components from the same group, such as additional transmissions, control elements, or mounting hardware, check out the available parts in the Other Mercedes category.

Technical knowledge and additional materials

When working with advanced drivetrain systems, it is worth expanding your knowledge about the structural differences between sports and standard vehicle versions, especially regarding the engine, brakes, and chassis – the article Audi RS vs other models – what is hidden under the hood and chassis? may be helpful, as it shows how manufacturers differentiate components depending on the car's purpose.

If you are preparing your car for intensive use in harsher conditions, it is also worth reading practical tips on inspecting used components before the winter season, described in the guide Winter essentials: which used car parts are worth checking and replacing before the frost?.