BMW F20 F21 LCI 114d 116d B37 Bare Engine B37D15A with 30k 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 F20 F21 LCI 114d 116d B37 Bare Engine is an original power unit from the B37 family, designed for 1 Series diesel models. This used engine block ensures factory compatibility with the BMW drivetrain while maintaining the efficiency, economy, and refinement characteristic of this design. It is an ideal solution for users looking for a technically matched engine for professional repair or replacement.

Specifications and technical data

• SKU: 2455607
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2455607
• Substitutable numbers: 11002455607, 2455607, 11002406030, 2406030, 11002455608, 2455608
• Fuel type: Diesel
• Number of cylinders: 3
• Category: Engines
• Mileage: 59 000

Technical characteristics of the B37D15A unit

The engine belongs to the Engines category and represents BMW's modern, three-cylinder diesel design. The use of diesel fuel combined with three cylinders provides a favorable compromise between fuel consumption and dynamics, which is particularly important in compact BMW 1 Series models.

The B37D15A unit was designed for precise cooperation with factory electronics and auxiliary equipment used in the 114d and 116d versions, which facilitates integration with the vehicle's existing installation. As a result, the engine performs well in both daily city driving and on the highway, ensuring stable operation across a wide range of loads.

Application in BMW F20 and F21

The offered engine is intended for BMW F20 and F21 models in 114d and 116d versions, where it serves as the main power unit. The B37 design was developed with a focus on weight reduction, improved combustion efficiency, and vibration reduction, which translates into higher driving comfort in the compact 1 Series bodies.

In practice, this means that after proper installation and control configuration, the engine can restore full functionality to the drivetrain while maintaining the combination of economy and throttle responsiveness characteristic of BMW. This is a particularly beneficial solution for accident repairs or replacing units with excessive wear.

Benefits of choosing a used BMW engine

Choosing a used engine from the B37 family for a BMW F20/F21 allows for a significant reduction in repair costs compared to purchasing a brand-new unit, while maintaining the manufacturer's original specifications. This type of solution is frequently used in professional workshops where both technical compliance and the cost-effectiveness of the entire operation are prioritized.

An additional advantage is the ability to match the unit to the specific vehicle configuration, which facilitates subsequent diagnostics and service. The B37 diesel engine works well with factory injection systems, emission control systems, and control electronics, which promotes stable operation after installation.

Mileage and operation

The engine has documented mileage, which allows for a better assessment of its previous operation and planning for future use. For many BMW 1 Series users, this is essential information when making a decision about replacing the power unit, as it facilitates estimating the potential service life and planning future maintenance.

Combined with proper installation, appropriate oil service, and the use of high-quality fuel, the B37D15A unit can provide a solid foundation for further intensive use in daily driving.

BMW engines – additional possibilities and technical knowledge

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

For a better understanding of the specifics of this brand's power units and typical operational issues in popular models, it is worth reading the practical guide on our blog: Troublesome BMW E90 engines: check what can ruin your budget!. The article helps to better assess the technical condition of used BMW engines and approach the choice of the right unit consciously during major repairs.