Mini One R56 LCI N16 Petrol Manual 6 Speed Gearbox GS6-55BG CJ8 8612799 WARRANTY

Listing details

The differential is sold with a 90-day warranty! It was tested before removal and is in full working order.

Mini One R56 LCI N16 Petrol Manual 6 Speed Gearbox GS6-55BG CJ8 for the Mini One R56 LCI with a petrol engine is a precision drivetrain component designed to work with the N16 unit. This gearbox model, used as factory equipment in the Mini, ensures consistent torque transfer, clearly defined gear shifts, and predictable behavior during dynamic driving. The offered item is a used manual gearbox, suitable as a replacement for professional repairs or comprehensive drivetrain restoration.

Specifications and technical data

• SKU: 8612799
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 8612799
• Substitutable numbers: 23007595841, 7595841, 23008614260, 8614260, 23007607127, 7607127, 23007607128, 7607128, 23008612799, 8612799, 23007595840, 7595840
• Fuel type: Petrol
• Gearbox type: Manual
• Category: Manual Transmission

Purpose and compatibility

The presented gearbox belongs to the Manual gearboxes category and is structurally matched to the Mini One R56 generation after the facelift (LCI) with the N16 petrol engine. The use of 6 gears allows for optimal gear ratios for city flexibility and lower RPMs at highway speeds, which promotes smooth operation and fuel economy.

The GS6-55BG model is a manual transmission where the control system and gear selection have been developed with the characteristics of the petrol unit in mind. As a result, the gearbox reacts well to load changes, and gear shifting is predictable and repeatable, which is important both in daily use and during more dynamic driving styles.

Technical characteristics of the GS6-55BG gearbox

The manual design of the transmission means a direct, mechanical connection to the gear shift system, which facilitates diagnostics and service compared to automatic solutions. The gearbox has been designed to work with a petrol engine, which translates into:

• gear ratios properly selected for the N16 unit's RPM range,
• stable power transfer under typical road loads,
• the ability to precisely control torque through manual gear shifting.

For workshops and service centers, it is important that this type of transmission has assigned interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration in manufacturer catalogs and parts selection systems.

Use in repairs and upgrades

The used Mini One R56 LCI N16 Petrol Manual 6 Speed Gearbox GS6-55BG CJ8 is suitable both for standard replacement of a damaged transmission and for more extensive repair projects where maintaining the original drivetrain specification is required. Using an original manual gearbox allows you to:

• maintain factory handling and acceleration characteristics,
• preserve compatibility with existing drivetrain components,
• reduce the risk of issues with mounting and accessory fitment.

For the end user, this means predictable vehicle behavior after repair and no need for interference with additional systems, such as controls or electrical harnesses associated with a different type of transmission.

Selecting the right gearbox and technical support

To correctly select this gearbox for a specific Mini, it is crucial to compare the OEM part number and interchangeable numbers with the vehicle documentation or the manufacturer's catalog. This allows you to verify whether the offered transmission matches the factory configuration of the given car, which minimizes the risk of installation incompatibility.

If you want to learn more about common transmission faults and the principles of safely purchasing components from the secondary market, it is worth reading the guide: Gearbox: manual, automatic or DSG – common faults and a guide to buying a used gearbox. The article discusses the structural differences between types of gearboxes and points out what to pay attention to when choosing a used transmission.

Mini drivetrain expansion

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 other manual transmissions, housings, or components cooperating with the gear shift lever, check the available parts in the Mini manual gearboxes category.

Choosing components from the same group allows you to maintain the technical consistency of the entire system, facilitates installation and subsequent service, and helps maintain handling characteristics consistent with the vehicle manufacturer's specifications.