BMW F20 F21 125d F30 F31 325d F32 F33 425d N47S1 Bare Engine N47D20D 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 F20 F21 125d F30 F31 325d F32 F33 425d N47S1 Bare Engine N47D20D WARRANTY is a used, complete engine block designed for modern BMW models with a four-cylinder diesel unit. It is a solution for users looking for a technically compatible replacement for the factory engine, allowing for professional powertrain repair without interfering with the vehicle's construction. By maintaining the original specifications, the engine provides a solid base for further equipment and configuration for a specific model.

Specifications and technical data

• SKU: 2298434
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2298434
• Substitutable numbers: 11002298434, 2298434, 11002298435, 2298435, 11002298436, 11002298437, 2298436, 2298437
• Fuel type: Diesel
• Number of cylinders: 4
• Category: Engines
• Engine code: N47D20D
• Mileage: 59 000

Application and compatibility with BMW models

The offered engine block is intended for BMW F-series cars with the N47D20D engine code, used in versions such as the 125d, 325d, and 425d. The unit's design was developed for installation in F20, F21, F30, F31, F32, and F33 bodies, which allows for maintaining factory mounting geometry and compatibility with original drivetrain systems. This type of configuration allows for efficient replacement of a damaged engine while maintaining standard operating parameters and driving characteristics.

Technical characteristics of the engine block

The unit belongs to the Engines category and represents the modern family of BMW four-cylinder in-line diesel designs. The bare engine block includes the essential part of the engine's mechanical core, providing a stable base for transferring accessories from the previously used unit. This configuration is particularly beneficial for repairs where the accessories remain functional, and only the block with the crankshaft-piston system and cylinder head requires replacement.

This type of diesel engine is designed for efficient diesel combustion, which translates into favorable fuel consumption and appropriate torque characteristics under typical road conditions. The four-cylinder architecture provides a good compromise between refinement, unit weight, and serviceability in the engine bays of modern BMW models.

Purpose, installation, and service aspects

The N47D20D bare engine block is primarily intended for repair applications when it is necessary to replace the basic structure of the powertrain while retaining existing accessories. This type of solution:

• facilitates the restoration of the factory powertrain configuration without modifying the electrical installation and accessories,
• allows for the use of existing auxiliary components, such as the intake system, exhaust system, or belt-driven accessories,
• promotes consistency with the original engine control unit software.

Thanks to this, the block can be integrated into the existing powertrain while maintaining compliance with BMW factory standards. The used nature of the product means it is a cost-effective solution compared to new units, while still maintaining the manufacturer's original design.

Benefits of choosing a used BMW engine block

Choosing an original block from the N47D20D family allows for maintaining the technical consistency of the entire powertrain. The factory BMW design ensures proper fitment for engine mounts, the transmission, and auxiliary systems, which reduces the risk of installation problems. Additionally, using a unit from the same engine family facilitates workshop work, shortening the time required for adaptation and configuration.

A used engine from this series can also be a beneficial choice in terms of optimizing vehicle operating costs, especially in the case of heavily used cars, where a full replacement with a new unit would be economically unjustified. Maintaining the original engine architecture also facilitates subsequent diagnostics and service at specialized facilities.

BMW Engines – expansion and additional information

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 powertrain units, check out the available parts in the BMW Engines category.

Before deciding to replace the powertrain unit, it is worth familiarizing yourself with the typical structural and operational problems of specific series. A practical discussion of the failure rates of selected units can be found in the article Troublesome BMW E90 engines: check what can ruin your budget!, which helps to better plan the scope of work and the repair budget.

For users interested in the environmental impact of repairs and operating economy, the material on reusing components may also be useful, available at the link Circular economy in your garage – how choosing used parts from dismantling really supports environmental protection and your wallet?.