Mercedes W124 Automatic Gearbox 722429 722.429 A1242700402 WARRANTY

Listing details

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

Mercedes W124 Automatic Gearbox 722429 722.429 is an original, used transmission from the automatic gearbox family, designed for the classic Mercedes W124 model. This is a solution for users who expect factory compatibility, predictable drivetrain operation, and driving characteristics consistent with the manufacturer's design.

Specifications and technical data

• SKU: A1242700402
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1242700402
• Substitutable numbers: A1242700402, A 124 270 04 02
• Gearbox type: Automatic
• Category: Automatic Transmission

Technical characteristics and purpose

The presented gearbox belongs to the Automatic gearboxes category, which means fully automatic gear shifting without the need for a clutch pedal. The construction is adapted to the drivetrain parameters of the Mercedes W124, ensuring proper gear ratios, appropriate shifting characteristics, and correct cooperation with other drivetrain components.

The automatic transmission in this model was designed for smooth, comfortable driving, with an emphasis on operational stability and predictable reactions to load. Using an original component allows for maintaining the mechanical consistency of the vehicle, which is important for both durability and subsequent maintenance.

Application in the Mercedes W124

Mercedes W124 Automatic Gearbox 722429 722.429 is dedicated for installation in W124 series vehicles where an automatic transmission consistent with the manufacturer's factory specifications is required. Choosing an original gearbox from this series allows you to avoid problems with fitment, incorrect gear ratios, or incompatibility with accessories.

In practice, this means the ability to restore full functionality of the drivetrain in the event of a failure of the existing gearbox, without the need for modifications to the installation, mounts, or controls. This is a particularly beneficial solution for users who care about maintaining the original vehicle specification.

Condition, verification, and selection by part numbers

The offered gearbox comes from the secondary market, which allows for an economical restoration of vehicle efficiency while maintaining the original design. A used automatic transmission is a good choice in situations where the cost of a full regeneration or purchasing a new component is disproportionately high relative to the car's value.

To correctly select a gearbox for a specific vehicle, it is crucial to compare the OEM number and interchangeable numbers with the vehicle documentation or markings on the old gearbox. In case of doubt, it is worth using a guide on selecting parts by number – you will find practical tips in the article how to choose the right car part by VIN and OEM number.

When is it worth choosing a used automatic gearbox

Purchasing a used automatic gearbox is particularly justified when:

• the failure of the current transmission is serious and expensive to repair,
• the vehicle already has significant mileage, and investing in a new component would be unprofitable,
• you care about maintaining the original drivetrain specification,
• you want to reduce vehicle downtime by installing a complete, verified unit.

More practical information on when choosing a used gearbox makes sense, what the differences are between manual and automatic transmissions, and what to pay attention to when purchasing, can be found in the article Used gearbox – when it pays off and what you need to remember.

Mercedes automatic gearboxes – expansion and modernization

If you are planning a comprehensive repair or modernization of the drivetrain area in your Mercedes and need other elements from the same group, such as a torque converter, control elements, or additional transmission components, check the available parts in the Mercedes automatic gearboxes category.

Selecting elements from one design group allows for maintaining the technical consistency of the entire system, facilitates diagnostics, and simplifies subsequent maintenance. In the case of classic models, such as the W124, this is also important for maintaining the vehicle's value and its original character.