Description
The BMW F20 F21 116i 118i 120i N13 Gearbox is an original, used BMW manual gearbox designed for models with the N13 petrol engine. This is a solution for drivers who expect a factory fit, correct drivetrain operation, and the characteristic driving feel of the 1 Series.
Specifications and technical data
- SKU: 7597917
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7597917
- Substitutable numbers: 23007633986, 7633986, 23007597917, 7597917, 23004607827, 4607827
- Fuel type: Petrol
- Gearbox type: Manual
- Category: Manual Transmission
Intended Use and Compatibility
The gearbox presented belongs to the Manual Gearboxes category and is structurally adapted for N13 petrol units in BMW F20 and F21 series, specifically the 116i, 118i, and 120i versions. Using the correct manual transmission for a given engine type and body generation ensures proper gear ratios, correct integration with ancillary components, and the original driving experience.
The selection of a gearbox for a specific vehicle version should always consider the engine code, fuel type, and transmission type. This minimizes the risk of installation issues, incorrect drivetrain operation, or vehicle electronic errors.
Technical and Constructional Characteristics
This is a manual gearbox designed to work with a petrol engine. This type of transmission provides direct control over gear changes, which is appreciated by drivers who prefer precise, mechanical drivetrain control. A manual construction means less service complexity compared to automatics and greater predictability of behavior under load.
Original BMW origin guarantees the preservation of factory mounting points, correct geometry, and compatibility with standard ancillary components (including the clutch system and gear shifter). This translates to stable drivetrain operation and reduces the need for modifications during installation.
Practical Application and Benefits of Installation
Installing this gearbox in a BMW F20 or F21 with an N13 engine is particularly beneficial when the existing transmission has suffered mechanical damage, wear of synchronizers, or issues with gear selection. Using a complete, used unit can often shorten repair time compared to a full overhaul of the existing gearbox.
The main advantages of this solution include:
- Factory fit for the specific generation of BMW 1 Series with the N13 petrol engine.
- The ability to restore correct drivetrain operation without altering the vehicle’s structure.
- Manual control, which promotes conscious, dynamic driving.
- Potentially shorter repair time compared to a full rebuild of a damaged transmission.
Condition and Verification Before Purchase
This item is from the aftermarket, meaning it is a used part. Before installation, standard workshop verification is recommended – checking for leaks, shaft play, shifter operation, and the condition of the gearbox oil after the first few kilometers of operation. This approach helps to identify any potential irregularities at an early stage and ensure trouble-free operation.
It is also advisable to compare the gearbox markings with the vehicle’s data and service documentation to confirm full compatibility with the specific engine and equipment version of the car.
Technical Support and Selection of the Right Gearbox
If you are considering whether purchasing a used gearbox is the right solution for your car, the following guide will be helpful: Used Gearbox – When is it Worth It and What You Need to Know. Here you will find a discussion of the differences between manual and automatic gearboxes, compatibility issues, and a comparison of the cost-effectiveness of repair versus purchasing a used unit.
If you also need other BMW Manual Gearboxes for various models of this brand, check out the BMW Manual Gearboxes available in our store to select a transmission that matches your specific engine and vehicle generation.
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