Automatic Gearbox BMW F20 LCI F30 F31 118d 316d B47 8650892 GA8HP50Z 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 F20 LCI F30 F31 118d 316d B47 GA8HP50Z is a factory-original automatic transmission designed for BMW diesel models, ensuring smooth gear shifts and stable drivetrain operation. Thanks to a design tailored for Diesel units and precise control, the gearbox supports dynamic yet economical driving. This is a solution for users expecting proven, original technology within a reasonable budget.

Specifications and technical data

• SKU: 8650892
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8650892
• Substitutable numbers: 8650892, 24008650892, 9487618, 24009487618, 8665282, 24008665282, 8678659, 24008678659, 9426275, 24009426275, 8662690, 24008662690, 8486690, 24008486690, 8693340, 24008693340, 8673728, 24008673728, 8670594, 24008670594
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: Automatic Transmission

Purpose and compatibility

The offered gearbox belongs to the Automatic gearboxes category and has been designed to work with Diesel power units in selected BMW 1 Series F20 LCI and 3 Series F30 models with the B47 engine. The GA8HP50Z design is optimized for the torque generated by diesel engines, which translates into stable power transmission and appropriate component durability.

Technical and functional characteristics

The GA8HP50Z automatic transmission provides sequential, electronically controlled gear shifting, which improves driving comfort in urban traffic and on the road. The applied transmission architecture allows for:

• smooth gear shifting under variable engine load,
• effective use of the Diesel unit's torque characteristics,
• stable starting and acceleration without jerking,
• consistent cooperation with factory BMW drivetrain control systems.

Thanks to precise automatic control, the gearbox supports both a calm driving style and more dynamic acceleration, keeping the engine in the optimal RPM range.

Application in the BMW drivetrain

The automatic transmission designed for B47 units in 118d and 316d models is a key element of the drivetrain, responsible for matching gear ratios to current road conditions. In combination with the diesel engine, it creates a coherent set that:

• reduces mechanical stress on the crankshaft and half-shafts,
• limits fuel consumption thanks to appropriate gear selection,
• ensures predictable vehicle behavior during acceleration and engine braking.

This type of automatic gearbox is particularly beneficial for drivers covering long distances, where comfort, operational repeatability, and driving parameter stability are key.

Benefits of choosing a used automatic gearbox

Choosing a used automatic gearbox for a BMW allows for significantly lower repair costs compared to purchasing a new component or a full refurbishment, while maintaining the original design and fit for the specific vehicle configuration. This is a particularly attractive solution when you care about:

• maintaining the factory characteristics of the drivetrain,
• reducing vehicle downtime thanks to a quick replacement of the complete transmission,
• maintaining compatibility with existing electronic controls.

To better assess the cost-effectiveness of such a solution and compare it with refurbishment, it is worth checking the guide Used gearbox – when is it worth it and what you need to remember, which discusses the key aspects of transmission selection in detail.

Support with selection and system expansion

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 a torque converter, additional control components, or related mounting elements, check the available parts in the BMW automatic gearboxes category.

For those considering broader modifications or vehicle tuning using aftermarket components, the guide Buying used car parts – the most common mistakes when choosing parts for tuning may also be helpful, describing practical rules for the safe selection of used components.