BMW X5 F15 25dX Bare Engine B47 B47D20B 231HP New Timing 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 F15 25dX Bare Engine B47 B47D20B 231HP New Timing WARRANTY is a complete bare diesel engine block prepared for professional replacement in the BMW X5 F15 25d xDrive model. This is a solution for users and workshops looking for a proven base for engine rebuilding with a new timing system, without the need to invest in a full, complete engine with accessories. The product comes from dismantling, making it an attractive cost-effective alternative while maintaining factory performance characteristics.

Specifications and technical data

• SKU: 2455633-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2455633
• Substitutable numbers: 11002473184, 11002455633, 2473184, 2455633
• Fuel type: Diesel
• Number of cylinders: 4
• Part type: Engine Long Block
• Category: Engines
• Engine code: B47 B47D20B
• Mileage: 69 000

Technical specifications of the B47 B47D20B engine block

The offered engine block belongs to the modern family of BMW B47 series engines, designed to run on Diesel fuel. The four-cylinder construction provides a favorable compromise between dynamics and fuel consumption, which is particularly important in heavier SUVs like the BMW X5 F15. The timing system has been replaced with a new one, which significantly increases operational safety and reduces the risk of costly failures typical of high-mileage units.

The engine in the bare block version means it serves as a solid base for transferring accessories from the existing unit – a solution often chosen by workshops specializing in the BMW brand. This allows for maintaining compatibility with the existing installation, ECU, and accessories, while simultaneously refreshing a key element of the powertrain.

Purpose and application in the BMW X5 F15 25dX

The unit has been prepared for installation in the BMW X5 F15 in the 25d xDrive version, where stable engine operation, appropriate torque, and the refinement typical of modern BMW diesels are essential. The bare block allows for:

• transferring accessories from the damaged engine while maintaining the car's original configuration,
• reducing repair costs compared to purchasing a complete engine,
• adapting the unit to the individual requirements of the workshop (e.g., regenerating selected accessory components before installation).

The mileage of the unit is documented in the specification, which facilitates the assessment of its potential for further operation and the planning of any additional service work before installation.

Benefits of choosing a used engine block with a new timing system

Choosing a used engine block with a new timing system is a solution that combines repair cost control with increased reliability of a key engine component. The new timing system minimizes the risk of failure in this area, and the B47 construction itself is well-known to services specializing in BMW, which facilitates diagnostics and installation.

For workshops and individual customers, this means:

• lower risk of unplanned vehicle downtime after repair,
• easier planning of further maintenance and service replacements,
• the ability to use existing accessories, which shortens the repair time.

The used condition allows for maintaining an attractive level of investment while utilizing the potential of a modern BMW diesel unit.

Matching by numbers and technical support

The engine belongs to the Engines category, and its identification is carried out, among other things, by the B47 B47D20B code as well as OEM and reference numbers visible in the specification. This makes it possible to precisely match it to a specific BMW X5 F15 25dX configuration, taking into account the equipment version and the accessories used.

To avoid mistakes during selection, it is worth verifying compatibility by VIN number and comparing the markings with the currently installed unit. In the purchasing process, the expert guide on our blog may be helpful – Why it is worth buying used gearboxes and engines – facts instead of myths, which describes procedures for selection by VIN/OEM and practical examples of repair cost calculations.

Expanding repairs in the BMW powertrain area

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 connectors, check the available parts in the BMW Engines category.