Manual Gearbox Mini Cooper S F55 F56 B48 B48C GS659SG 6 Speed 7640047 WARRANTY

Listing details

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

Manual Gearbox Mini Cooper S F55 F56 B48 B48C GS659SG 6 Speed is an original, used manual transmission designed for B48/B48C series petrol engines in Mini Cooper S F55 and F56 models. Thanks to its factory design, it ensures consistent torque transfer, precise gear shifting, and performance characteristics in line with the manufacturer's specifications. This is the solution for drivers who expect a mechanically matched manual gearbox instead of universal replacements.

Specifications and technical data

• SKU: 7933675
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7933675
• Substitutable numbers: 7933675, 23007933675, 8671600, 23008671600, 8687642, 23008687642, 7640047, 23007640047
• Fuel type: Petrol
• Gearbox type: Manual
• Category: Manual Transmission

Application and compatibility with B48/B48C units

The presented gearbox belongs to the Manual transmissions category and has been designed to work with B48/B48C petrol engines in the F55 and F56 generation Mini Cooper S. This ensures the correct gear ratios, appropriate final drive, and compatibility with the stock drivetrain of these models.

Due to its factory origin, the transmission is structurally prepared to work with original drivetrain components – the clutch system, half-shafts, and factory mounts in the F55/F56 chassis. This reduces the need for modifications during installation and makes it easier to maintain the stock geometry of the drivetrain.

Manual gearbox performance characteristics

The manual design of the GS659SG transmission provides direct, mechanical gear shifting control, which is particularly valued in the dynamically tuned Cooper S versions. Using a manual gearbox allows the driver to:

• precisely select gears according to the current RPM of the petrol engine,
• maintain control over acceleration characteristics and engine braking,
• better utilize the potential of the B48/B48C unit in the mid and high RPM ranges.

A drivetrain configured in this way promotes the direct and engaging driving style typical of a Mini, while remaining consistent with the manufacturer's original design intent.

Benefits of choosing a used gearbox

Choosing a used manual gearbox for the Mini Cooper S F55/F56 is a solution that allows you to reduce repair costs while maintaining the factory transmission design. A properly selected, original gearbox from the same family ensures:

• preservation of stock gear ratios matched to the petrol engine,
• compatibility with factory controls and drivetrain accessories,
• the ability to restore proper drivetrain operation after the failure of the previous gearbox.

For users considering various repair scenarios, a guide describing when purchasing a used transmission is cost-effective and what to look for when choosing one will be useful – details can be found in the article Used gearbox – when is it worth it and what you need to remember.

Compatibility verification by numbers and parameters

To select the right gearbox for a specific Mini Cooper S F55 or F56, it is crucial to check compatibility by OEM part number and interchangeable numbers, as well as to consider the fuel type and transmission type. In this product, all this information is gathered in the technical specifications section, which makes it easier to compare with vehicle data.

When purchasing online, it is worth using the verification methods based on catalog numbers and technical parameters described in the guide to safe parts shopping – practical tips can be found in the material Online parts shopping without risk – 5 proven ways to verify component compatibility by OEM numbers.

Product condition and service purpose

The offered gearbox is an aftermarket component intended for service applications in Mini Cooper S F55/F56 vehicles with petrol engines. This type of component is most often chosen in the event of a serious failure of the existing transmission, when repairing or rebuilding the old unit is unprofitable or technically difficult.

Due to the nature of the used part, it is recommended to have it installed at a specialized service center, which will verify the correctness of the installation, the tightness of the connections, and the proper operation of the gear shifting system. Such an approach minimizes the risk of additional stress on the drivetrain and allows you to fully utilize the potential of the manual gearbox in the Mini Cooper S.

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Mini and need other elements from the same group, such as housings, selector mechanisms, or additional transmission components, check out the available parts in the Mini manual transmissions category.