Mercedes W204 W212 W221 Automatic Gearbox 722906 722.906 2122701902 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 W212 W221 Automatic Gearbox 722906 722.906 2122701902 WARRANTY from the automatic transmission series is a solution designed for diesel-powered vehicles, ensuring smooth, comfortable, and predictable gear shifts. This is a used, original automatic transmission that allows for professional repair of the drivetrain in Mercedes mid-size and luxury vehicles. Thanks to its factory design, it provides a solid foundation for restoring full drivetrain efficiency in your car.

Specifications and technical data

• SKU: A2122708601
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2122708601
• Substitutable numbers: A2122708601, A 212 270 86 01, 2122701902, 212 270 19 02
• Fuel type: Diesel
• Gearbox type: Automatic
• Part type: Automatic Transmission
• Category: Automatic Transmission

Purpose and technical specifications

The presented automatic transmission has been designed to work with Diesel engines, which means appropriately selected gear ratios, durability of friction elements, and operating characteristics matched to the high torque of diesel units. As an Automatic Gearbox, it ensures convenient operation in city traffic and on the highway, reducing driver fatigue and stabilizing the drivetrain performance.

This solution belongs to the Automatic transmissions group, meaning the construction is based on proven manufacturer solutions, including a precise hydraulic system, a multi-plate clutch assembly, and an integrated planetary gear set.

Benefits of using an automatic transmission in a Mercedes

Using this transmission in Mercedes W204, W212, and W221 models allows for maintaining factory driving characteristics, including:

• smooth, predictable gear shifting under various engine loads,
• stable transfer of high torque from diesel units,
• comfortable driving in urban conditions without the need for manual gear changes,
• better protection of drivetrain components thanks to optimized transmission operation.

For the user, this means more harmonious drivetrain operation, reduced jerking, and the ability to effectively utilize the diesel engine's potential across the entire rev range.

Vehicle application and installation compatibility

The gearbox was developed for Mercedes C, E, and S-Class platforms, specifically the W204, W212, and W221 generations, which translates to a perfect fit for factory mounting points, oil cooling systems, and compatibility with the vehicle's original electronics. As a result, installation in a correctly selected model is straightforward, maintaining the factory geometry of the drivetrain.

The product has a dedicated OEM part number and associated interchangeable numbers, which facilitates verification of compatibility with a specific engine version and vehicle model year. In practice, this allows a mechanic or service advisor to precisely match the transmission to a given car, minimizing the risk of incompatibility.

Condition, origin, and use in repairs

The offered gearbox is a used component, sourced from dismantling, which provides an attractive cost alternative to purchasing a new transmission or undergoing a full rebuild at a specialized facility. This type of solution is often chosen for major failures, such as mechanical damage inside the transmission or issues with the hydraulic system.

Choosing a used automatic transmission is particularly important for vehicles used intensively, where the cost-to-expected-service-life ratio is critical. A properly selected transmission allows for restoring the vehicle's full functionality while maintaining a reasonable repair budget.

Expert support and selecting the right gearbox

Before deciding to install a used transmission, it is worth familiarizing yourself with the key aspects of selecting and operating such a component. A detailed discussion on the cost-effectiveness of the purchase, the differences between manual and automatic transmissions, and compatibility issues can be found in the article "Used gearbox – when is it worth it and what you need to remember", which serves as a practical compendium of knowledge for drivers and mechanics.

Related products from the same group

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 torque converters, control elements, or additional transmission components, check out the available parts in the Mercedes automatic transmissions category.