BMW X3 F25 X4 F26 35dX Bare Engine N57Z N57D30B 313HP New Timing WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a bare engine.

The engine is sold without accessories (e.g. alternator, starter motor, manifolds, injectors, turbocharger, etc.).

BMW X3 F25 X4 F26 35dX Bare Engine N57Z N57D30B 313HP New Timing WARRANTY is a used, complete diesel engine block prepared for demanding users of BMW X3 F25 and X4 F26 models in the 35d xDrive version. This is a solution for drivers who want to restore the full performance of their powertrain, utilizing BMW's factory design with advanced diesel injection technology and a new timing chain. As a result, this engine serves as a solid foundation for professional repair or replacement of the power unit in premium class vehicles.

Specifications and technical data

• SKU: 2239387-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2239387
• Substitutable numbers: 2239387, 11002239387, 2239386, 11002239386, 5A6DAC3, 11005A6DAC3
• Fuel type: Diesel
• Number of cylinders: 6
• Category: Engines
• Engine code: N57D30B
• Mileage: 99 000

Technical characteristics of the N57D30B engine block

The presented engine block belongs to the BMW N57 family, which are modern diesel engines with high operational refinement and significant torque potential. The six-cylinder configuration ensures smooth power delivery, stable operation across the entire rev range, and good resistance to loads typical for xDrive drivetrains.

The engine, as a bare block, includes the key engine block, serving as a base for further assembly with accessories according to the requirements of a specific vehicle configuration. The installed new timing chain reduces the risk of typical failures associated with timing component wear in N57 units, which is crucial for durability and operational safety.

Purpose and compatibility with BMW X3 F25 / X4 F26 35dx

The engine has been designed to work with the diesel drivetrain in BMW X3 F25 and BMW X4 F26 models in the 35d xDrive variant, where both dynamics and fuel economy are important. The N57D30B code is widely used in the BMW range, which facilitates the selection of accessories and integration with the existing vehicle installation while maintaining factory performance parameters.

This type of diesel unit is particularly suitable for cars used on long routes, where stable operation under load is important, as well as for vehicles used intensively, e.g., in fleet applications or for frequent towing. The six-cylinder configuration promotes smooth power delivery and driving comfort, which is characteristic of higher BMW models.

Benefits of choosing a used engine block with a new timing chain

By choosing a used engine block with a new timing chain, you gain a compromise between repair costs and the durability of the solution. A new timing chain means reducing one of the key risk areas in N57 engines, which translates into greater peace of mind during further operation. At the same time, using the original BMW design allows you to maintain the factory performance characteristics of the power unit.

The engine as a base for further assembly allows for the transfer of proven accessories from the previous unit (if its condition allows) or the use of new components as needed. This is a flexible solution for workshops and users who want to precisely control the scope and cost of the entire overhaul operation.

Condition, mileage, and professional service application

The unit comes from the Engines category and is intended for further operation after proper installation and configuration in the vehicle. Information about the mileage allows for a better assessment of the service history and planning of any additional maintenance tasks, such as checking the fuel injection system or selecting appropriate operating fluids.

This type of engine is frequently chosen by professional workshops specializing in the BMW brand, as it enables a comprehensive powertrain repair while maintaining manufacturer standards. The Diesel fuel type and six-cylinder configuration are well known to services dealing with modern BMW diesel units, which facilitates diagnostics and subsequent maintenance.

BMW Engines – expansion and selection of appropriate components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as blocks, cylinder heads, or complete power units, check out the available parts in the BMW Engines category.

For users interested in a broader context of BMW engine operation and typical problems that may occur in popular models, the article on our blog may be helpful: Troublesome BMW E90 engines – a practical guide to problematic units. It will allow you to better understand what to pay attention to when choosing and further operating a BMW diesel engine.