Automatic Gearbox BMW E81 E87 LCI E88 123d Auto GA6HP19Z 7590122 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 BMW E81 E87 LCI E88 123d Auto GA6HP19Z is a factory-fitted transmission from the Automatic gearboxes family, designed for BMW 1 Series diesel engines. The design, based on a proven automatic unit, ensures smooth gear shifting, stable torque transfer, and comfortable operation of the drivetrain in daily use.

Specifications and technical data

• SKU: 7630958
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7630958
• Substitutable numbers: 24007630958, 7630958, 24007590122, 7590122
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and technical characteristics

The presented gearbox is dedicated to diesel-powered engines, meaning its design is adapted to the high torque typical of diesel units. The applied automatic transmission type eliminates the need for manual gear shifting, ensuring predictable and repeatable drivetrain operation both in city traffic and on the highway.

The GA6HP19Z model belongs to a popular line of automatic transmissions used in BMW vehicles, which facilitates the selection of accessories, servicing, and potential maintenance tasks. The use of an original BMW design helps maintain factory drivetrain performance parameters, including proper gear ratios, shift logic, and integration with the vehicle's electronics.

Benefits of using the BMW automatic gearbox in the 123d

The automatic transmission in the 123d model allows for a balanced combination of dynamics and comfort. In practice, this means:

• smooth acceleration without the jerking characteristic of improperly matched transmissions,
• stable engine RPM across a wide speed range,
• better utilization of the diesel unit's torque characteristics,
• reduced drivetrain load thanks to properly selected gear ratios.

For the user, this translates into comfortable driving, predictable throttle response, and less driver fatigue in heavy city traffic conditions.

Vehicle integration and installation aspects

The automatic gearbox designed for the BMW 1 Series E81/E87 is engineered to work with the vehicle's factory control systems. Proper electronic configuration and mechanical fitment allow for the retention of functions such as drive modes, integration with traction control systems, or safety systems, provided they are present in the specific vehicle.

Correct selection of the gearbox for the specific engine version and model year is crucial for the proper operation of the entire drivetrain. This makes it possible to maintain consistent performance parameters, reduce the risk of controller errors, and preserve the gear-shifting characteristics intended by the manufacturer.

Why consider a used BMW automatic gearbox

Purchasing a used automatic transmission is often a viable alternative to costly regeneration or buying a brand-new component. In the case of transmissions used in the BMW 1 Series, the availability of service parts and the experience of workshops specializing in this brand facilitate future maintenance and potential repairs.

If you want to better assess when choosing a used transmission is economically justified and when to consider other solutions, the guide article Used gearbox – when is it worth it and what you need to remember, which discusses, among other things, the differences between manual and automatic transmissions and compatibility issues, will be helpful.

Drivetrain expansion in BMW – Automatic gearboxes

If you are planning a comprehensive repair or upgrade of the drivetrain area in your BMW and need other components from the same group, such as additional transmissions, torque converters, or control elements, check out the available parts in the BMW automatic gearboxes category.