Description
Propshaft BMW E81 E87 LCI Drive Prop Shaft 123d N47S Diesel Automatic is an original drivetrain component designed for installation in the rear section of a BMW vehicle equipped with a diesel engine and an automatic transmission. As a component from the Cardan Joints group, it ensures stable torque transmission from the gearbox to the rear axle, resulting in smooth and predictable drivetrain operation. This used OEM part is a sensible choice for technical repairs or restoring full drivetrain efficiency in 1 Series cars.
Specifications and technical data
- SKU: 7614388
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7614388
- Substitutable numbers: 26107614388, 7614388, 26107565294, 7565294
- Location on the vehicle: Rear
- Fuel type: Diesel
- Gearbox type: Automatic
- Category: Propshafts
Purpose and compatibility
The presented propshaft has been designed specifically for BMW 1 Series E81/E87 LCI (facelift) models in the 123d version with the N47S engine. The construction is adapted for use with a diesel engine and an automatic transmission, which is crucial for proper compatibility with the factory drivetrain and control electronics.
The placement of the component in the rear of the vehicle allows for a direct connection between the gearbox and the rear differential, while maintaining the correct geometry and rigidity of the entire system. As a result, the propshaft effectively transmits the high torque characteristic of diesel engines, minimizing vibrations and stress.
Construction and role in the Cardan Joints system
The shaft belongs to the Cardan Joints category, meaning its design is adapted to compensate for angular and length changes resulting from suspension travel and drivetrain movement. Properly selected universal joints and connecting elements allow for stable power transmission even during dynamic driving and under variable loads.
In practice, this means:
- reduction of unwanted vibrations in the cabin and body,
- more uniform load distribution on the gearbox and rear differential,
- increased durability of other drivetrain components,
- improved refinement during gear shifts in the automatic transmission.
Benefits of using an original BMW propshaft
Using an original propshaft in a BMW E81/E87 123d with an automatic transmission allows for the preservation of factory drivetrain performance parameters. The precise fit of length, diameter, and joint characteristics translates into:
- precise fitment with factory mounting points,
- proper cooperation with the stock suspension and rear differential,
- reduced risk of improper balancing and noise during driving,
- maintenance of predictable vehicle behavior during acceleration and engine braking.
The used OEM element is a particularly attractive solution for maintenance repairs, where the priority is to maintain the original handling characteristics at reasonable service costs.
Condition, installation, and service application
The propshaft comes from dismantling and is offered as a used part, allowing for an economical repair of the BMW 1 Series drivetrain. Thanks to the factory specification, installation is similar to plug-and-play, utilizing stock mounting points and original design solutions.
The component is suitable both for the typical replacement of a worn shaft and for comprehensive drivetrain renovation in cars that are heavily used or being prepared for further, long-term operation. Maintaining compliance with the factory drivetrain design has a significant impact on the durability of the automatic transmission and overall vehicle comfort.
Drivetrain expansion and additional information
If you are planning a comprehensive repair or upgrade of the drivetrain area in your BMW and need other elements from the same group, such as shafts, joints, or connecting parts, check out the available parts in the BMW Cardan Joints category.
For owners of older BMW models who want to consciously use used drivetrain components for renovation or upgrades, practical tips on selecting and verifying parts may be useful – you can find them in the article The second life of a youngtimer – how used car parts rejuvenate cars from 1998–2012, which describes upgrade scenarios and the most frequently asked questions related to dismantled components.






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