BMW X5 E70 LCI X6 E71 40dX Bare Engine N57S N57D30B 306HP 99k miles, 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 X5 E70 LCI X6 E71 40dX Bare Engine N57S N57D30B 306HP 99k miles, WARRANTY is a used, complete bare engine block, designed for installation in BMW X5 E70 LCI and X6 E71 40d models. This is a solution for users looking for a technically advanced, inline engine with a modern design, which allows for professional repair or replacement of an existing powertrain. By maintaining the factory engine architecture, this bare engine serves as a solid base for further assembly with auxiliary components.

Specifications and technical data

• SKU: 2180690
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2180690
• Substitutable numbers: 2180690, 11002180690, 2180691, 11002180691, 5A6C477, 11005A6C477
• Fuel type: Diesel
• Number of cylinders: 6
• Category: Engines
• Engine code: N57D30B
• Mileage: 99 000

Technical characteristics of the N57D30B bare engine

The presented bare engine is based on a modern, inline cylinder layout, typical for BMW N57 family engines. The diesel construction has been designed to combine thermodynamic efficiency with appropriate refinement, which in practice translates into smooth power delivery and high torque available across a wide rev range. The N57D30B engine code belongs to the group of three-liter units, valued for their flexibility and good performance parameters in heavier SUV models.

The inline six-cylinder layout promotes the balancing of inertial forces, which reduces vibration and improves ride comfort. Combined with an advanced cylinder head and a precise diesel injection system, the bare engine provides a solid foundation for building an efficient powertrain that maintains the factory driving characteristics of the BMW X5 and X6.

Application in BMW X5 E70 LCI and X6 E71 40d

The engine in a bare block configuration is intended for installation in BMW X5 E70 LCI (facelift) and BMW X6 E71 40d models. This means it serves as a base for transferring auxiliary equipment from the previous unit, such as the turbocharging system, injection system, belt-driven accessories, or control elements, in accordance with the configuration of the specific vehicle. This allows for compatibility with the existing electrical installation and engine control unit, while replacing the key mechanical component.

Such a solution is particularly beneficial in cases of severe mechanical damage to the existing engine, where reconditioning the block or head is not cost-effective. Replacing it with a bare engine from the N57 family allows for the restoration of a functional powertrain while maintaining the original 40d model specification.

Benefits of choosing a used engine block

Purchasing a used N57 family bare engine is a solution that allows for significant cost reduction compared to a brand-new unit, while maintaining a high level of compliance with the original vehicle configuration. This type of component is particularly attractive for workshops specializing in the BMW brand and for informed users who plan repairs based on original components.

In practice, this means the possibility of:

• transferring proven auxiliary equipment from the previous engine to the new bare engine,
• maintaining the factory performance parameters of the powertrain,
• reducing vehicle downtime thanks to a ready-to-use mechanical base,
• maintaining consistency with factory controls and wiring.

An additional advantage is the fact that a diesel engine of this design works well with both automatic transmissions and the advanced all-wheel-drive systems used in the BMW X5 and X6, which helps maintain the vehicle's traction properties.

Professional approach to repairing BMW units

When planning an engine replacement in a BMW, it is worth considering the specifics of the N57 family engines, including their service requirements and typical areas that should be checked during installation. For users interested in a broader context of operation and potential issues with BMW units, an article describing critical issues related to another popular model series may be helpful. More information can be found in the material: Faulty BMW E90 engines – a practical guide to problematic units.

This approach allows for better planning of the scope of work, selecting appropriate consumables, and consciously deciding on the scope of additional service activities performed in parallel with the installation of the bare engine, which in the long run can reduce the risk of further costly repairs.

BMW engines – expansion and modernization of the powertrain

If you are planning a comprehensive repair or modernization of the engine area in your BMW and need other components from the same group, such as additional bare engines, blocks, or cylinder heads, check the available parts in the BMW Engines category.