BMW F30 F31 320iX F32 F36 420iX B48 Complete Engine B48B20A 79k miles, 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 F30 F31 320iX F32 F36 420iX B48 Complete Engine B48B20A 79k miles, WARRANTY is a complete powertrain from the B48 family, designed for modern BMW models with xDrive all-wheel drive. This four-cylinder petrol unit ensures efficient, dynamic acceleration and high operating refinement while maintaining reasonable fuel consumption. It is the ideal solution for users looking for a factory-matched engine for professional repair or replacement in their BMW 3 and 4 Series.

Specifications and technical data

• SKU: 2455344-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2455344
• Substitutable numbers: 2455344, 11002455344, 11002455343, 2455343, 11002409356, 2409356
• Fuel type: Petrol
• Number of cylinders: 4
• Category: Engines
• Mileage: A

Technical characteristics of the B48B20A unit

The B48 engine family is a modern, four-cylinder petrol unit designed for efficient power delivery in combination with the xDrive all-wheel-drive system. The four-cylinder construction promotes balanced operation, and the use of petrol as fuel allows for smooth torque development across the entire rev range.

In practice, this means quick throttle response, stable performance in daily use, and excellent compatibility with both automatic and manual transmissions used in the BMW F30, F31, F32, and F36. The BMW F30 F31 320iX F32 F36 420iX B48 Complete Engine B48B20A 79k miles, WARRANTY is suitable for both post-accident repairs and replacing units that have exceeded their expected service life.

Application in BMW F30, F31, F32, F36 models

The offered powertrain is intended for BMW 3 and 4 Series vehicles with xDrive, in the 320iX and 420iX versions. As such, it provides a consistent solution for users who wish to maintain the original handling characteristics and driving parameters of their vehicles.

The engine from this offer is perfect for situations where the previous unit has suffered mechanical damage, overheating, or wear and tear. The complete powertrain facilitates the installation process in a specialized workshop, reducing vehicle downtime and minimizing the risk of compatibility issues.

Benefits of choosing a complete used BMW engine

Purchasing a complete engine from dismantling is a solution that significantly reduces repair costs compared to a brand-new unit. At the same time, full structural compliance with the specific BMW generation is maintained, which facilitates installation and subsequent maintenance.

• Cost savings while maintaining the manufacturer's original specifications.
• The ability to restore full vehicle performance without interfering with the factory design.
• Better availability compared to new units, especially for popular F30, F31, F32, and F36 models.
• Consistency of operating parameters with factory settings for engine control units and the xDrive system.

To make an informed decision when purchasing a used powertrain, it is worth familiarizing yourself with the procedures for selection based on VIN and OEM numbers, as well as the real differences between new and used components – this is discussed in detail in the guide Why it is worth buying used gearboxes and engines – facts instead of myths.

Selection, compatibility, and installation aspects

Before purchasing, it is recommended to verify the compatibility of the unit with the specific equipment version and vehicle year using the VIN and BMW catalog data. This helps avoid issues with accessories, wiring harnesses, or ECU software.

Professional installation in a specialized workshop ensures proper system bleeding, correct connection of all sensors, and proper control configuration. Thanks to this, the complete engine from the Engines category can seamlessly take over the function of the previous unit, restoring the vehicle to full functionality on the road.

Expanding repairs in the BMW powertrain area

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as blocks, cylinder heads, or complete powertrains, check out the available parts in the BMW Engines category.