Propshaft BMW F30 F31 316i N13 Automatic Transmission Prop Drive Shaft 7637028

The Propshaft (driveshaft) for BMW F30/F31 316i with automatic transmission is a crucial element of the drivetrain, responsible for the stable and smooth transfer of torque from the automatic gearbox to the rear axle. This component, belonging to the Cardan Joints group, has been specifically designed to meet the requirements of the BMW 3 Series drivetrain with an N13 engine and automatic transmission, ensuring correct geometry and fitment to factory mounting points.

Specifications and technical data

• SKU: 7637028
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7637028
• Substitutable numbers: 7637028, 26107637028
• Weight: 150
• Gearbox type: Automatic
• Category: Propshafts

Purpose and Technical Fitment

The Propshaft BMW F30 F31 316i N13 Automatic Transmission Prop Drive Shaft is intended for rear-wheel-drive vehicles equipped with an automatic transmission. The shaft's construction has been developed to work with the factory suspension and drivetrain system, maintaining appropriate operating angles for the universal joints and proper balancing of the entire drive unit.

The element belongs to the Cardan Joints group, meaning it is responsible for compensating for suspension movements and changes in the position of the drive axle relative to the gearbox. This ensures the drivetrain remains stable during acceleration, engine braking, and load changes, reducing vibrations and unwanted noise.

Construction and Operational Properties

The driveshaft is designed as a rigid, axial component connecting the output of the automatic gearbox to the rear differential. The use of Cardan-type joints allows for:

• compensation of misalignment between the gearbox and the axle,
• torque transfer under variable load,
• reduction of stress in the drivetrain during suspension operation.

The appropriately selected mass and balancing of the shaft contribute to reducing vibrations transmitted to the body, which translates to higher driving comfort and less stress on other drivetrain components. The product has assigned replacement numbers, which facilitates verification of compatibility with specific BMW 3 Series configurations.

Benefits of Using an Original BMW Driveshaft

Using an original shaft from the Cardan Joints group in the BMW F30/F31 316i with automatic transmission allows for the preservation of factory drivetrain operating parameters. The most significant advantages include:

• factory fitment for the length and geometry of the 3 Series F30/F31 body,
• proper cooperation with the automatic transmission and rear axle,
• maintenance of vibration and noise characteristics as intended by the manufacturer,
• reduction of the risk of accelerated wear of bearings, supports, and joints in the drivetrain.

A used component allows for economical repair while maintaining original specifications, which is particularly important for precisely tuned BMW drivetrains.

Condition, Verification, and Service Application

The driveshaft is offered as a used part, enabling cost optimization for repairs while retaining a component that conforms to the original BMW design. Before installation, a standard inspection of cooperating elements such as supports, flexible mounts, and joints is recommended to ensure smooth operation of the entire system.

The product is suitable for both a typical replacement of a worn shaft and for post-accident repairs where restoring correct alignment and geometry of the drivetrain in F30/F31 316i models with an N13 engine and automatic transmission is crucial.

Expanding the Scope of Service Work

If you are planning a comprehensive repair or upgrade of the drivetrain area in your BMW and need other parts from the same group, such as intermediate shafts, universal joints, or shaft supports, check the available parts in the BMW Cardan Joints category.

To broaden your knowledge of the operation and servicing of engine accessories in other premium brands, you can consult the advice contained in the article Reliability under the star – how to care for engine accessories in popular Mercedes-Benz C-Class and E-Class models?, which discusses a practical approach to selecting and replacing key drivetrain components.