Description
BMW F20 F22 B38 B48 Driveshaft Automatic Transmission L=1428mm is a component from the Cardan Joints category, designed for BMW drivetrains with gasoline engines and automatic transmissions. The driveshaft’s construction ensures stable torque transfer, which translates into smooth, predictable drivetrain operation and driving comfort. This is a solution for users seeking a proven component with factory geometry and fit for a specific model configuration.
Specifications and technical data
- SKU: 7640928
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7640928
- Substitutable numbers: 26107640928, 7640928
- Weight: 150
- Fuel type: Petrol
- Gearbox type: Automatic
- Category: Propshafts
Application and Compatibility
The presented driveshaft has been designed for BMW F-series models with B38 and B48 units, working with an automatic transmission. The appropriate length and operating characteristics of the driveshaft are adapted to the body architecture and drivetrain of these versions, which allows for maintaining the correct drivetrain line and reducing vibrations during acceleration and engine braking.
The component is intended for gasoline-powered vehicles, which is important when selecting components within a given engine platform. This ensures the user receives a driveshaft tailored to a specific type of drivetrain, without the need for structural modifications.
Technical Characteristics of the Driveshaft
The driveshaft belongs to the group of elements referred to as Cardan Joints, responsible for flexible yet precise torque transfer between the gearbox and further drivetrain components. The driveshaft’s construction is prepared for cooperation with an automatic transmission, meaning it is adapted to the characteristic loads resulting from smooth gear changes and torque converter operation.
The correctly selected mass and geometry of the driveshaft influence:
- reduction of vibrations transmitted to the vehicle’s body and interior,
- stable vehicle behavior at higher rotational speeds,
- even load distribution on joints and bearings throughout the drivetrain.
By maintaining factory parameters, the user gains a component that allows for preserving the vehicle’s original driving characteristics.
Condition, Origin, and Benefits of Installation
The driveshaft is offered as a used component, which is a sensible choice for drivers looking for a solution with a favorable cost-to-functionality ratio. Maintaining the original BMW construction facilitates trouble-free installation in place of a worn or damaged part, without the need for adaptation or modifications.
Replacing a worn driveshaft with a functional component of this type can bring tangible operational benefits:
- reduction of unwanted vibrations and knocks in the drivetrain,
- smoother operation of the automatic transmission when starting off and changing gears,
- reduction of additional loads on other drive components, such as bearings or supports.
Why Choose a BMW Driveshaft for an Automatic Transmission?
Selecting a driveshaft dedicated to a specific BMW F20/F22 configuration with B38/B48 engines and an automatic transmission allows for maintaining the consistency of the entire drivetrain. Original BMW construction ensures proper balancing, fit to mounts, and compatibility with factory joints and supports. This is particularly important in rear-wheel-drive vehicles, where the precision of the driveshaft’s guidance affects the overall drivetrain’s refinement.
By choosing this driveshaft model, the user receives a component developed with a specific vehicle platform in mind, which minimizes the risk of installation and operational problems. This is a practical solution for both routine repairs and comprehensive drivetrain overhauls.
Other BMW Cardan Joints and Technical Materials
If you are looking for other BMW Cardan Joints suitable for different models and drivetrain configurations, check out the BMW Cardan Joints available in our store, where you will find a wide selection of drivetrain components from this brand.
For drivers interested in improving the ergonomics of their driving position and tailoring their equipment to their driving style, we also recommend the guide article Personalization and Ergonomics – When is it Worth Replacing the Steering Wheel with a Premium Model?, which helps in consciously planning interior upgrades.
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