Automatic Gearbox Mercedes W166 W204 W205 722908 722.908 A1662704600 WARRANTY

Listing details

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

Automatic Gearbox Mercedes W166 W204 W205 is a factory-original drivetrain component designed for Mercedes vehicles equipped with diesel engines. This used automatic transmission is an ideal solution for drivers seeking smooth gear shifting, stable drivetrain performance, and the preservation of the vehicle's original driving characteristics.

Specifications and technical data

• SKU: A1662705300
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1662705300
• Substitutable numbers: A1662705300, A 166 270 53 00, A1662704600, A 166 270 46 00
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Automatic Transmission

Technical specifications and intended use

The presented transmission belongs to the Automatic Gearbox category and is structurally designed to work with diesel power units in Mercedes W166, W204, and W205 models. The applied automatic gear shifting system ensures comfortable, predictable drivetrain operation, which translates into smooth starts, harmonious acceleration, and reduced jerking during gear changes.

This type of automatic transmission is designed for high durability and resistance to the loads typical of diesel engines, including high torque available from low RPMs. As a result, the gearbox performs well in both daily city driving and on the road at constant highway speeds.

Benefits of using an original automatic gearbox

Using an original automatic gearbox in a Mercedes allows you to maintain the factory performance parameters of the drivetrain. Properly selected gear ratios, tuning for diesel engines, and compatibility with the vehicle's factory electronics reduce the risk of adaptation issues and ensure predictable vehicle behavior in various road conditions.

Key advantages of such a transmission include:

• smooth, comfortable gear shifting without driver intervention,
• stable transfer of diesel engine torque,
• preservation of the driving characteristics intended by the vehicle manufacturer,
• consistent cooperation with factory drivetrain control systems.

For the user, this means predictable throttle response, convenience in city traffic, and less fatigue during long journeys, especially when combined with the flexibility of a diesel engine.

Application in Mercedes vehicles with diesel engines

The automatic gearbox from this series is designed to work with diesel units, which is important both in terms of mechanical strength and controller calibration. The transmission's operating characteristics are adapted to the power delivery of the diesel engine, which promotes economical driving and efficient use of available torque.

In practice, this translates into:

• efficient starting even when the vehicle is fully loaded,
• maintaining optimal engine RPM for fuel economy,
• better traction control in combination with the vehicle's electronic systems.

Condition, verification, and selecting the right gearbox

The offered automatic gearbox is a used component, which allows for a significant reduction in repair costs compared to a new transmission, while maintaining the manufacturer's original design. Before installation, a standard service procedure is recommended, including checking the oil cooling system, verifying accessories, and using the appropriate lubricant in accordance with the vehicle manufacturer's recommendations.

To select the correct gearbox for a specific vehicle, it is worth paying attention to the compatibility of markings, engine type, and body generation. In case of doubt, comparing vehicle data with information in the technical specifications and consulting a mechanic specializing in the Mercedes brand may be helpful.

Expert support and additional information

If you want to better understand the differences between manual transmissions, classic automatics, and dual-clutch gearboxes, as well as learn practical tips on buying a used transmission, check out our guide: Gearbox: manual, automatic or DSG – common faults and a guide to buying a used gearbox. It is a helpful source of knowledge when planning a repair or gearbox replacement.

If you are interested in why used original drivetrain components can be a reasonable compromise between cost and safety, it is worth reading the article Quality guarantee and OEM safety – why used original car parts are the best choice for your car?, which discusses the advantages of using factory components in the drivetrain.

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 transmissions, torque converters, or related control components, check the available parts in the Mercedes automatic gearboxes category.