BMW E60 E87 E90 E91 Engine M47N2 Connecting Rod Crankshaft 0308859

BMW E60 E87 E90 E91 M47N2 Connecting Rod Engine Crankshaft is an original part from the Connecting Rods and Parts group, designed for BMW diesel engines from the M47N2 family. A used OEM component ensures factory geometry, proper balancing, and compliance with manufacturer requirements, which is crucial for engine durability and smooth operation. This is a solution for users who want to restore the correct operation of the crankshaft system without compromising original quality.

Specifications and technical data

• SKU: P0308859-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0308859
• Substitutable numbers: 11240308859, 0308859, 11247790515, 7790515, 11257798315, 7798315
• Part type: Connecting Rod
• Category: Connecting Rods & Parts

Purpose and Function in the M47N2 Engine

The presented connecting rod operates in the crankshaft system of BMW M47N2 series engines used in E60, E87, E90, and E91 models. It is responsible for transferring forces from the piston to the crankshaft, which is why its correct geometry, rigidity, and manufacturing quality are key to stable engine operation. Using an original BMW part minimizes the risk of vibrations, excessive play, and uneven loading of main and connecting rod bearings.

Benefits of Using an Original BMW Connecting Rod

Choosing a used, factory connecting rod for the M47N2 engine is particularly beneficial for diesel engine overhauls where precise fitting to the crankshaft, piston, and pin is important. An original part from the Connecting Rods and Parts group retains the parameters specified by the manufacturer, which facilitates maintaining proper oil pressure, correct bearing clearance, and even load distribution throughout the entire powertrain. This is a practical solution for workshops specializing in BMW engine regeneration and for users who want to avoid problems associated with unreliable aftermarket parts.

Condition, Verification, and Preparation for Installation

The part is offered as a used BMW connecting rod, which in practice means it comes from a dismantled vehicle and should be standardly verified for straightness, wear on mating surfaces, and potential micro-cracks before installation. This type of inspection is a typical procedure during engine overhauls and allows for the safe reuse of OEM parts. Thanks to the preservation of the original design, standard bearings and accessories intended for the specific M47N2 engine variant can be used without the need for system modifications.

Practical Application in Service

This type of connecting rod is particularly useful in situations where a single cylinder has been damaged, seized, or locally overheated. Using an original part from a dismantled vehicle allows for economical repair while maintaining high compliance with factory specifications. This solution is often chosen by workshops that repair BMW engines, where both durability and the possibility of subsequent service according to manufacturer documentation are important.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other parts from the same group, such as additional connecting rods, mounting elements, or cooperating components of the crankshaft system, check the available parts in the BMW Connecting Rods and Parts category.

More About the Advantages of Used Premium Parts

When planning overhauls of powertrains in premium cars, it is worth considering used OEM parts from dismantled vehicles, which often offer a favorable price-to-quality ratio. Well-chosen original components allow for maintaining a high standard of vehicle operation without excessively burdening the budget. You can find more information on when choosing used parts makes the most sense in the premium car segment in the article: Used Parts for Mercedes – Original Parts from Dismantling.