BMW X1 F48 F45 F46 B37 B47 Manual Gearbox 6 Speed GS6-59DG-BBC 8635912 WARRANTY

Listing details

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

BMW X1 F48 F45 F46 B37 B47 Manual Gearbox 6 Speed GS6-59DG-BBC is an original, used manual transmission from the BMW/Mini group, designed to work with B37 and B47 engines. Thanks to its factory design, it ensures precise gear shifting, maintaining performance characteristics in line with the manufacturer's requirements and high durability in daily operation.

Specifications and technical data

• SKU: 8635912
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 8635912
• Substitutable numbers: 23007933673, 7933673, 23008635912, 23002385260, 23007638378, 23008685381, 23008687641, 8635912, 2385260, 7638378, 8685381, 8687641
• Gearbox type: Manual
• Part type: Manual Transmission
• Category: Manual Transmission

Application and compatibility

The presented gearbox belongs to the Manual gearboxes category and was designed for BMW X1 F48 models and the structurally related F45 and F46 models, which work with B37/B47 engines. The GS6-59DG-BBC designation identifies a specific family of transmissions used in the group's vehicles, which facilitates the selection of the appropriate component when repairing the drivetrain.

Thanks to the use of manual control, the transmission allows for direct control over gear changes, which is appreciated by drivers who prefer a more engaging driving style and a simpler, predictable drivetrain construction.

Construction and operating characteristics

The manual transmission is characterized by mechanical gear selection using a gear lever and a system of cables or linkages. In practice, this means:

• direct, tactile gear engagement,
• a simpler control system compared to automatic transmissions,
• easier diagnostics and service in specialized workshops,
• the ability to effectively utilize the torque of B37/B47 engines.

The properly selected gear ratios in the GS6-59DG-BBC transmission support both city and highway driving, enabling the maintenance of favorable engine speeds and reduced fuel consumption while maintaining dynamic throttle response.

Benefits of using an original manual gearbox

Choosing an original, used manual gearbox for a BMW X1 F48/F45/F46 brings a number of practical advantages:

• Factory fit – the transmission is structurally compliant with the vehicle's factory specifications, which minimizes the risk of installation problems.
• Consistent driving characteristics – maintaining the gear lever and clutch feel known from BMW, without unwanted changes in driving sensations.
• Possibility of economical repair – a used manual gearbox allows for cost reduction while maintaining an appropriate level of quality.
• Simpler service maintenance – manual transmissions are structurally less complex than automatics, which facilitates potential future repairs.

Selection, installation, and compatibility verification

To correctly select this gearbox for a specific BMW X1 F48, F45, or F46, it is recommended to verify the transmission markings and compare them with the vehicle's data. Information about the engine type (B37/B47) and the type of drivetrain used in the given car is also helpful.

Before installation, the workshop should carry out a standard preparatory procedure, including checking the housing for leaks, assessing the condition of mounting points, and changing the transmission oil in accordance with the vehicle manufacturer's recommendations. Such an approach increases the chance of long-term and stable gearbox operation after installation.

Technical support and additional information

For users who want to better understand the differences between manual, automatic, and DSG transmissions and learn about typical signs of wear, the following guide will be useful: Gearbox: manual, automatic, or DSG – typical faults and a guide to buying a used gearbox. The article helps to consciously assess the condition of a used gearbox and prepare for purchase and installation.

If you are planning a comprehensive repair or upgrade of the drivetrain in your Mini and need other elements from the same group, such as other manual transmissions, gear control elements, or components working with a manual clutch, check the available parts in the Mini Manual gearboxes category.