BMW F20 F21 F30 F31 125d 325d N47S1 Bare Engine N47D20D New Timing WARRANTY

Description

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 F30 F31 125d 325d N47S1 Bare Engine N47D20D New Timing WARRANTY is a complete short block from the BMW diesel engine family, designed for 1-series, 3-series, and 4-series models with the N47S1 engine. Thanks to the installation of a new timing chain kit, it serves as an attractive base for professional repair or replacement of the powertrain in BMW diesel vehicles. This is a solution for users who expect a proven design, optimized for durability and smooth operation.

Specifications and technical data

• SKU: 2298434-1
• 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
• Mileage: 59 000

Technical characteristics of the N47D20D unit

The presented engine belongs to the Engines category and represents the family of BMW four-cylinder diesel units. The four-cylinder configuration provides a favorable compromise between dynamics and fuel consumption, which is particularly important in the 125d, 325d, and 425d models, where both flexibility and fuel economy are essential.

The N47D20D unit operates on diesel fuel, which translates into high torque available across a wide rev range. This type of design is often chosen for cars used on longer routes, where stable performance and efficient power utilization are important. The use of a new timing chain kit reduces the risk of typical failures associated with this system and increases operational safety after installation.

Purpose and compatibility with BMW models

The engine has been designed to work with popular BMW F-series models, such as the F20 and F21 (1-series), F30 and F31 (3-series), and F32 (4-series) in 125d, 325d, and 425d versions. This means that it structurally meets the requirements of these vehicles in terms of mounting, fuel system, and integration with factory electronics.

As a result, it provides a suitable base for replacing the powertrain in cars factory-equipped with the N47S1 engine, minimizing the need for accessory modifications. The user receives a technically consistent component that, after proper installation and ECU adaptation, can restore full powertrain efficiency.

Condition, mileage, and benefits of the new timing chain kit

The offered engine is a used component, which in practice means a more favorable investment cost compared to a brand-new unit, while maintaining appropriate functionality. The declared mileage allows for assessing the degree of wear and planning further maintenance according to the vehicle manufacturer’s recommendations.

A key advantage of this offer is the new timing chain kit, which is crucial for reliability in the N47 family. Replacing the timing chain with a new component reduces the risk of failures related to chain stretching or improper tensioner operation. For the user, this means a greater safety margin after installation and the possibility of longer, predictable operation of the powertrain.

Practical application and installation recommendations

The N47D20D engine with a new timing chain kit will work well for both post-accident repairs and replacing units with excessive wear or mechanical damage. It is a good solution for workshops specializing in the BMW brand and for conscious users who want to restore their car’s full performance while maintaining factory operating characteristics.

Before installation, it is recommended to perform standard preparatory steps, such as checking for leaks, verifying accessories transferred from the old engine, and adapting the engine control unit software to the installed unit. A properly performed installation will allow you to fully utilize the potential of this design and enjoy stable, predictable powertrain operation.

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 short blocks, check out the available parts in the BMW Engines category.

For a better understanding of the specifics of this brand’s diesel units and potential repair costs, it is worth reading the practical guide on our blog: Troublesome BMW E90 engines: check what can ruin your budget!. The article helps you take a conscious approach to choosing the right unit and planning further vehicle operation.