BMW X5 E70 LCI X6 E71 40dX Complete Engine N57S N57D30B New Timing WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The warranty covers the engine itself; engine accessories are covered by a 30-day warranty.

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

Listing details

The offer applies to a complete engine.

The engine comes from a right-hand drive (RHD) vehicle. The wiring harness is not compatible with left-hand drive (LHD) vehicles and requires replacement or modification.

BMW X5 E70 LCI X6 E71 40dX Complete Engine N57S N57D30B New Timing WARRANTY is a complete powertrain from the N57 family, designed for BMW X5 E70 LCI and X6 E71 models in the 40d version. This used inline-six diesel engine, equipped with a new timing chain kit, serves as a solid foundation for professional repairs or engine replacement in BMW SUV-class vehicles. Thanks to the factory code N57D30B and its complete state, this engine is an attractive proposition for workshops and demanding users.

Specifications and technical data

• SKU: 2180690-3
• 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 unit

The engine belongs to the modern family of BMW N57 diesel units, designed for dynamic driving and reasonable fuel consumption. The inline six-cylinder layout ensures high refinement, good mechanical balance, and predictable behavior under load. The use of Diesel fuel allows for high torque in the low and medium RPM range, which is particularly important in heavier X5 and X6 models.

The new timing chain in this unit reduces the risk of typical failures associated with worn-out timing components, which translates into more stable engine operation and a greater safety margin after installation. The N57D30B engine code facilitates clear identification of the unit in BMW service documentation and parts selection systems.

Purpose and compatibility with BMW X5 E70 LCI / X6 E71 40d

The offered complete engine has been configured for use in BMW X5 E70 LCI and BMW X6 E71 models in the 40d version, which means compatibility with the engine bay architecture, mounting points, and auxiliary equipment installation characteristic of these vehicles. As a result, it provides a practical solution for more serious damage to the existing unit, such as mechanical failures or issues with the crankshaft-piston system.

As a complete powertrain, the engine allows for reducing the time required for a swap compared to building a unit from scratch using many individual components. This is particularly important in professional workshops, where process repeatability, predictable installation time, and the ability to quickly return the vehicle to service are key.

Condition, mileage, and benefits of choosing a used engine

The unit is in used condition with documented mileage, which allows for a realistic assessment of its service history. Combined with the replaced timing chain, this offers a favorable compromise between purchase cost and expected durability. This type of solution is often chosen by BMW-specialized workshops looking for proven yet economically justified alternatives to brand-new engines.

For end-users, this means the possibility of restoring the vehicle to full efficiency while maintaining a reasonable repair budget. A used complete engine from the N57 family, after proper installation and service, can ensure stable operation for a long period, especially when combined with regular oil and filter changes as well as monitoring of the cooling and fuel systems.

BMW engines – expansion and powertrain modernization

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 blocks, cylinder heads, or complete powertrains, check out the available parts in the BMW Engines category.

For those who want to take a conscious approach to purchasing a used engine, it is particularly important to verify by OEM number and vehicle VIN, as well as to understand the differences between individual engine variants. A practical discussion of these topics, along with cost examples and selection procedures, can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths, which serves as a valuable supplement when planning a major drivetrain overhaul.

Summary

BMW X5 E70 LCI X6 E71 40dX Complete Engine N57S N57D30B New Timing WARRANTY is a technically advanced, six-cylinder diesel unit, prepared as a complete solution for engine replacement in X5 and X6 models. The combination of the N57D30B design with a new timing chain and maintained compatibility with factory BMW systems makes it a sensible choice for workshops and users expecting a proven, well-matched powertrain.