Mercedes W204 W212 Automatic Gearbox 722908 2042703705 2072708900 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 Automatic Gearbox is an automatic transmission from the 7G-Tronic family, used in popular mid-size and executive models of the Mercedes brand. It offers smooth gear shifting, comfortable acceleration, and stable drivetrain operation, which is crucial for professional repair or replacement of the gearbox in vehicles of this series.

Specifications and technical data

• SKU: A2042709102
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2042709102
• Substitutable numbers: A2042709102, A 204 270 91 02, A2042703705, A 204 270 37 05, A2072708900, A 207 270 89 00, 2042703705, 2072708900, 207 270 89 00
• Gearbox type: Automatic
• Category: Automatic Transmission

Application and compatibility

The presented gearbox belongs to the Automatic gearboxes group designed for Mercedes C-Class (W204) and E-Class (W212) models, which were factory-equipped with 7G-Tronic automatic transmissions. The design of this unit is engineered to work with electronic drivetrain control systems, allowing for the maintenance of proper engine performance characteristics, appropriate gear ratios, and predictable vehicle behavior in various road conditions.

Construction and operating characteristics

The gearbox belongs to the group of transmissions designated as gearbox type: automatic, which means a fully automated gear shifting process, controlled hydraulically and electronically. The applied design concept ensures:

• smooth gear shifting without jerking,
• stable torque transfer to the drive wheels,
• optimized fuel consumption in city and highway driving,
• comfortable operation in daily use.

Thanks to its advanced construction, the transmission works well with safety and comfort systems, such as traction control or adaptive shift programs, which translates into predictable vehicle behavior on the road.

Benefits of installing a used automatic gearbox

Choosing a used automatic gearbox for a Mercedes allows for significant repair cost savings compared to purchasing a brand-new unit or a full rebuild. With proper selection based on markings and equipment versions, one can achieve:

• preservation of original drivetrain performance parameters,
• consistency with factory engine and gearbox control software,
• shorter vehicle downtime at the service center,
• the possibility of economical repair even for older W204 and W212 model years.

For workshops and individual users, this means a more predictable repair budget and the ability to restore full vehicle functionality while maintaining a high-quality component.

Selection, replacement numbers, and technical aspects

This automatic gearbox is marked with a dedicated OEM part number and has assigned interchangeable numbers, which facilitates precise identification in Mercedes catalogs and service systems. This allows for selecting a transmission compatible with a specific engine version, model year, and vehicle equipment configuration, minimizing the risk of installation problems or communication issues with the control unit.

Before purchasing, it is worth comparing the gearbox markings with the vehicle data and consulting the choice with a mechanic or technical advisor to ensure full compatibility with the electrical installation, wiring harness, and software. This method of selecting a transmission helps avoid additional modifications and speeds up the installation process.

Condition, preparation for installation, and operation

The offered gearbox comes from dismantling and is intended for re-installation in a vehicle after standard workshop verification. It is recommended to perform basic service procedures before installation, such as replacing the transmission fluid, filter, and externally accessible seals, which increases the durability and stability of the entire system.

A correctly selected and installed automatic gearbox in a Mercedes W204 or W212 allows for restoring comfortable, predictable driving and reducing the risk of further costly failures. This is a particularly beneficial solution for users who want to keep their car in good technical condition with rational financial outlays.

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 gearboxes with different ratios, variants with different controls, or additional mounting components, check the available parts in the Mercedes automatic gearboxes category.

To better evaluate the cost-effectiveness of purchasing a used transmission and to learn about the differences between manual and automatic gearboxes, it is worth reading the guide: Used gearbox – when is it worth it and what you need to remember.