BMW F12 F13 640i N55 Automatic Gearbox 7619329 GA8HP45Z WDK WARRANTY

Listing details

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

BMW F12 F13 640i N55 Automatic Gearbox GA8HP45Z WDK WARRANTY is a factory-original automatic transmission designed for BMW 1 Series F20 models with the N47N engine. A used gearbox from this series, when correctly selected based on manufacturer markings, provides a functional service solution that restores the drivetrain's efficiency while maintaining factory performance characteristics. Thanks to the preservation of original specifications, this part is well-matched to the vehicle in terms of both construction and electronics.

Specifications and technical data

• SKU: 8617111
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8617111
• Substitutable numbers: 8617111, 24008617111, 7619329, 24007619329, 7628768, 24007628768, 7626150, 24007626150, 7623604, 24007623604
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Automatic Transmission

Technical characteristics and intended use

The offered transmission belongs to the Automatic gearboxes group by BMW and is structurally prepared to work with the N47N powertrain in the F20 118d model. The applied automatic gear-shifting technology ensures smooth torque transmission, stable acceleration, and comfortable operation across the full speed range. The gearbox has been designed for integration with the vehicle's factory control systems, which facilitates mechanical and electronic adaptation in the vehicle.

The automatic design of the transmission allows for precise gear management, which translates into predictable vehicle behavior both in city traffic and during highway driving. Its use in combination with a petrol-powered engine (according to technical data) requires compliance with the vehicle's factory configuration.

Benefits of using an original BMW automatic gearbox

Choosing an original BMW automatic gearbox for the F20 118d N47N allows you to maintain the integrity of the entire drivetrain. The main advantages of such a solution include:

• Factory fitment – compatibility with the body structure, drivetrain, and electronics of the BMW F20.
• Consistent gear-shifting characteristics – maintaining the transmission operating logic intended by the manufacturer.
• Possibility of selection by OEM number and interchangeable numbers – facilitates verification of compatibility with a specific equipment version.
• Savings compared to new components – particularly significant during major drivetrain repairs.

As an item from the Automatic gearboxes category, this transmission is intended for service applications where maintaining original geometry, mounting points, and compatibility with factory control software is crucial.

Condition, origin, and service application

The offered gearbox is a used item, which in practice means it has been removed from a vehicle and verified for further serviceability. Such components are frequently used in professional workshops as an economical alternative to new parts, while maintaining the manufacturer's original specifications. Proper installation, replacement of consumables, and adaptation in the vehicle allow for continued, correct operation of the transmission.

Before purchasing, it is recommended to compare the gearbox markings with the vehicle data and consult a mechanic or technical advisor to confirm compatibility with the specific BMW F20 118d N47N configuration. This helps reduce the risk of incorrect selection and avoids additional costs associated with installing an incompatible part.

Selection by OEM numbers and technical support

BMW automatic transmissions come in many variants, which is why using the OEM part number and interchangeable numbers is crucial during selection. This enables precise matching of the gearbox to the specific model year, engine version, and vehicle equipment. Proper identification by numbers allows you to avoid problems with mechanical installation, wiring harness connection, and communication with control modules.

To better understand the specifics of the used parts market, the differences between individual transmission variants, and the principles of safe purchasing, it is worth reading our expert guide: Why it is worth buying used gearboxes and engines – facts instead of myths. The article discusses, among other things, procedures for selection by VIN and OEM numbers, as well as cost ratios compared to new components.

Expanding the scope of repairs for BMW automatic gearboxes

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

Using original components from this group allows you to maintain the consistency of the entire drivetrain, which translates into predictable vehicle behavior, correct cooperation with electronics, and stable operating parameters in the long term.