Mercedes W204 W212 W221 Automatic Gearbox 722902 722.902 A2122706802 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 is an original, used automatic transmission from the Automatic gearboxes family, designed for high-end Mercedes models. This is a solution for drivers looking for a technically matched component that allows for efficient and cost-effective repair of the drivetrain in their vehicle.

Specifications and technical data

• SKU: A2122706802
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2122706802
• Substitutable numbers: A2122706802, A 212 270 68 02, A2122704703, A 212 270 47 03, A2122707602, A 212 270 76 02, A0002701752, A 000 270 17 52
• Gearbox type: Automatic
• Category: Automatic Transmission

Technical characteristics and intended use

The presented gearbox belongs to the group of Mercedes automatic transmissions, designed to work with engines mounted in W212 and W221 bodies. The automatic construction ensures smooth gear changes, comfortable driving in city traffic, and stable performance at higher speeds, which is particularly important in premium class cars.

The gearbox type defined as Automatic means full integration with the vehicle's electronic control systems, including modules responsible for gear selection, drivetrain protection, and cooperation with safety systems. Thanks to this, the transmission can operate in various driving modes, in accordance with the manufacturer's factory specifications.

Benefits of using a used automatic gearbox

Choosing a used automatic gearbox for a Mercedes E-Class and S-Class allows for significant repair cost savings compared to purchasing a brand-new component or a full overhaul. At the same time, the original operating characteristics of the drivetrain are maintained, which translates into predictable vehicle behavior and compliance with factory parameters.

The transmission from this series has an assigned OEM part number and a set of interchangeable numbers, which facilitates precise verification of compatibility with a specific engine version and vehicle year. This allows for an informed choice of the component, minimizing the risk of installation problems or communication errors with the car's electronics.

If you want to better understand when purchasing a used transmission is profitable, what to look for when choosing one, and how the purchase of a used component compares to an overhaul, it is worth reading the guide: Used gearbox – when is it worth it and what you need to remember.

Selection and compatibility with Mercedes W212 / W221

Before purchasing this automatic gearbox, it is recommended to compare the vehicle data (model, generation, engine type) with the technical information of the transmission and reference numbers. Proper matching is crucial for correct cooperation with the control system, torque converter, and other drivetrain elements.

The automatic gearbox designed for the W212 and W221 was created with a focus on high driving comfort, smooth starting, and stable torque transfer. The correct selection of the transmission allows for maintaining factory gear shifting settings, which is particularly important in business and luxury class cars, where the refinement of the drivetrain operation is paramount.

Practical application and installation recommendations

When installing a used automatic gearbox in a Mercedes, it is worth ensuring professional workshop service, including checking the transmission oil cooling system, the condition of the lines, and the correctness of electrical connections. Proper installation translates into stable gearbox operation and a longer service life of the entire system.

Replacing the transmission is a good moment to verify the gearbox controller software and potentially adapt the operating parameters to the specific vehicle. This allows for consistent operation with existing vehicle systems, such as traction control or advanced driving modes.

Drivetrain expansion within the same category

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, compatible converters, or other variants of automatic transmissions, check the available parts in the Mercedes automatic gearboxes category.