BMW F10 F11 F30 N57Z Diesel Vibration Absorber Damper Crankshaft Pulley 8515002

BMW F10 F11 F30 N57Z Crankshaft Pulley 8515002 is an original part from the crankshafts category, designed for BMW F-series diesel engines with the N57Z unit. This used OEM part ensures proper power transfer for the diesel engine's accessories, maintaining factory operating parameters and compatibility with the crankshaft-piston system.

Specifications and technical data

• SKU: 8515002
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8515002
• Substitutable numbers: 8515002, 11238515002, 67137187262, 7187262
• Fuel type: Diesel
• Category: Crankshafts

Purpose and Compatibility with N57Z Diesel Engine

The presented pulley is a component of the system related to the BMW crankshaft in N57Z diesel engines used in F10, F11, and F30 models. The design adapted for diesel units provides appropriate stiffness and proper torsional vibration damping, which translates to stable operation of the accessory drive with the torque characteristic of diesel engines.

Selecting a pulley compatible with a specific N57Z engine version is crucial for maintaining the correct belt system geometry and the durability of other components, such as the alternator or power steering pump. Using an original BMW OE part minimizes the risk of misalignment and incorrect belt tension.

Technical Characteristics of the Crankshaft Pulley

The pulley works directly with the crankshaft, transferring power to the engine's accessories via the belt system. For N57Z diesel units, it is particularly important to ensure:

• proper fit to the crankshaft profile,
• maintenance of the correct working diameter and offset,
• stable operation across the full RPM range of the diesel engine,
• compatibility with the factory mounting system.

Thanks to its original geometry, the pulley maintains correct belt tracking, which reduces noise, wear, and the risk of the belt slipping under load. This is especially important in modern diesel units where engine accessories operate under high load.

Practical Application in Servicing

Replacement of the crankshaft pulley is recommended, among other things, when vibrations, noise from the belt drive side, or visible mechanical damage occur. For N57Z diesel engines, using a part that complies with factory specifications allows for:

• maintaining proper engine operation refinement,
• reducing loads transferred to the crankshaft and accessories,
• limiting the risk of belt and driven component failure,
• maintaining compliance with BMW manufacturer requirements.

A used OEM part is a good choice when the priority is to combine factory design with a more favorable repair cost, while maintaining appropriate quality of workmanship.

Benefits of Using an Original BMW Pulley

Using an original pulley in the BMW crankshaft system offers a range of practical service and operational benefits:

• Factory Fitment – maintaining proper cooperation with the crankshaft and diesel engine accessories.
• Stable Belt Drive Operation – reducing vibrations and noise, particularly important in diesel units.
• Consistency with BMW Service Documentation – facilitating selection and installation based on manufacturer data.
• Reasonable Cost/Quality Compromise – a used OEM part allows for economical repair without sacrificing original design.

Other BMW Crankshafts and Additional Materials

If you are looking for other parts from the BMW crankshafts category for your car, check out the BMW crankshafts available in our store to select components tailored to your specific model and engine version.

When planning an upgrade or repair of the drivetrain system, it is also worth familiarizing yourself with tips on selecting used components – practical advice can be found in the article Best Used Parts for Your Car Tuning, which discusses how to consciously choose used parts for service projects and modifications.