BMW F40 118i F45 218i X1 F48 18i B38C Complete Engine B38A15F 136HP 13k 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 F40 118i F45 218i X1 F48 18i B38C Complete Engine B38A15F 136HP 13k WARRANTY is a complete gasoline powertrain from the B38 family, designed for modern BMW models with front-wheel drive and xDrive. A used engine with low mileage is a reasonable, technically sound solution for accident repairs, unit replacement after a failure, or professional vehicle restoration. Thanks to its factory three-cylinder design and optimized power characteristics, it ensures efficient, economical, and dynamic operation of the drivetrain.

Specifications and technical data

• SKU: 5A07739-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 5A07739
• Substitutable numbers: 11005A07739, 5A07739, 11005A07713, 11 00 5 A07 713
• Fuel type: Petrol
• Number of cylinders: 3
• Category: Engines
• Engine code: B38A15F
• Mileage: 13 000

Purpose and compatibility of the B38A15F unit

The offered engine belongs to the Engines category and is intended for installation in selected BMW 1 Series F40, 2 Series Active Tourer F45, and X1 F48 models in 18i gasoline versions. The three-cylinder design from the B38 family was developed specifically for transverse mounting in compact models, which facilitates direct replacement in vehicles factory-equipped with this unit.

The B38A15F unit is particularly valued by workshops for its predictable operating characteristics, good refinement for a three-cylinder engine, and a favorable performance-to-fuel consumption ratio. Replacing it with a complete engine of this type allows for restoring full drivetrain efficiency without the need for a time-consuming rebuild of the old block.

Construction and technical parameters of the engine

The B38A15F engine is a modern, compact three-cylinder gasoline unit designed for efficiency and weight reduction. The use of three cylinders has helped reduce friction losses while maintaining an adequate level of torque in the typical speed range used in city and extra-urban driving.

The modern architecture of this unit facilitates precise control of the combustion process, which translates into stable operation, predictable throttle response, and the ability to achieve favorable emission results. For the user, this means efficient acceleration, smooth power delivery, and comfortable operation in daily use.

Benefits of choosing a used BMW engine

Purchasing a used engine from the B38 family is a solution that, in many cases, allows for significantly lower repair costs compared to a brand-new unit. A complete powertrain enables efficient replacement at a specialized workshop, reducing vehicle downtime. Additionally, the low mileage of this unit increases the potential for further operation provided that proper maintenance is maintained.

To better understand the economic and technical aspects of purchasing a used engine, it is worth checking out an expert guide discussing facts and myths related to such components – detailed information can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths.

Operation and good service practices

After installing a used B38A15F engine, it is crucial to follow proper start-up procedures and regular service maintenance in accordance with the manufacturer's recommendations. This includes, among other things, using the correct engine oil, timely filter replacement, and checking the cooling and ignition systems. Such an approach allows for fully utilizing the unit's potential and reducing the risk of premature failures.

For users who want to maximize the trouble-free operation time of dismantled components, a guide dedicated to the maintenance of used parts will be useful – practical tips can be found in the material How to extend the life of used car parts?.

BMW engines – expansion and modernization of the drivetrain

If you are planning a comprehensive repair or modernization of the engine area in your BMW and need other elements from the same group, such as additional power units, alternative power configurations, or replacement powertrains, check the available parts in the BMW Engines category.