Mercedes W204 W211 W212 Automatic Gearbox 722902 722.902 2112703302 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 2112703302 WARRANTY is an automatic transmission designed for Mercedes diesel engine vehicles, ideal as a replacement component in a professional workshop or for advanced drivetrain repairs. This used sub-assembly allows for cost-effective restoration of drivetrain performance while maintaining the factory operating characteristics of the automatic transmission.

Specifications and technical data

• SKU: A2112703302
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2112703302
• Substitutable numbers: A2112703302, A 211 270 33 02, 2112703302, A 211 270 42 02, A2112704202, 2112704202
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Other Transmission & Drivetrain

Application and compatibility

The presented automatic transmission is intended for Mercedes C-Class W204 and E-Class W211 and W212 models with diesel engines that utilize the 722902 transmission type. As such, it is the right choice for replacing a damaged gearbox in vehicles used both in city traffic and on long-distance routes.

The OEM designation and available interchangeable part numbers allow for precise verification of compatibility with a specific body version, model year, and engine variant. Before purchasing, it is recommended to compare the transmission parameters with vehicle data and service documentation to ensure proper fitment to the existing drivetrain.

Technical characteristics of the automatic transmission

The automatic transmission in Mercedes W204, W211, and W212 models has been designed for smooth gear shifting and stable cooperation with diesel units. The transmission construction is optimized for the high torque of diesel engines, which translates into comfortable driving and predictable drivetrain responses.

Key features of this transmission include:

• automatic gear shifting adapted to the characteristics of a diesel engine,
• designed for integration with electronic drivetrain control systems,
• compatibility with factory safety and driving comfort systems.

Thanks to these properties, the transmission maintains stable operating parameters under typical operating conditions and, with proper installation and maintenance, ensures predictable vehicle behavior.

Condition, verification, and installation recommendations

The offered transmission is a used component, which allows for reduced repair costs while maintaining the manufacturer's original specifications. Before installation, a standard workshop procedure is recommended, including checking for leaks, verifying mounting points, and preparing the transmission oil cooling system.

During installation, it is worth paying attention to:

• proper system bleeding and the use of oil with the specification required for this transmission,
• accurate connection of electrical harnesses and transmission control unit connectors,
• adaptation or reset of transmission parameters in the vehicle's ECU according to the service procedure.

Such an approach minimizes the risk of improper transmission operation after installation and facilitates the diagnosis of any potential faults in the future.

Support for selecting drivetrain components

When replacing an automatic transmission in a diesel Mercedes, the condition of other drivetrain components, such as the driveshaft, axle shafts, or mounting elements, is often also analyzed. For users who want to better understand the relationships within the drivetrain and the principles of component selection, a guide on clutches and dual-mass flywheels may be helpful – especially in the context of cooperation with different types of drives. You can find more information in the article Clutch and dual-mass flywheel – diagnostics and selection of drivetrain parts.

Related products and drivetrain development

The development of modern drivetrains, including advanced automatic transmissions, is well illustrated by the example of sports models from other brands. To compare drive characteristics, differences in engine construction, and power transmission solutions, it is worth reading the analysis of Audi's sports versions and their standard counterparts – you can find it in the material Audi RS vs other models – what is hidden under the hood and chassis?. This allows for a better understanding of how manufacturers design transmissions for specific applications.

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