BMW E36 E39 E46 E60 E61 E83 325i 525i 2.5i Petrol M54 Engine Crankshaft 1432274

BMW E36 E39 E46 E60 E61 E83 325i 525i 2.5i Petrol M54 Engine Crankshaft is an original component from the Crankshafts group, designed for BMW M54 family petrol engines. This used OEM crankshaft is a solution for users who expect factory geometry, proper balance, and compliance with the requirements of BMW petrol-powered engines.

Specifications and technical data

• SKU: 1432275
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 1432275
• Substitutable numbers: 11211432275, 1432275, 11211726758, 1726758, 11211705848, 1705848, 11211705847, 1705847, 11211726759, 1726759, 1432274
• Fuel type: Petrol
• Category: Crankshafts

Purpose and compatibility

The presented crankshaft is dedicated to petrol units used in BMW 3 Series E46, 5 Series E60, and X3 E83 models in 325i, 525i, and 2.5i versions with the M54 engine. Using an original crankshaft from this group ensures the preservation of factory operating parameters of the crank-piston system, which translates into stable engine refinement and correct mechanical load distribution.

Technical characteristics of the crankshaft

The M54 family crankshaft has been designed to operate in a petrol engine where precise balancing and adequate structural rigidity are crucial. This component is responsible for converting the reciprocating motion of the pistons into rotational motion; therefore, its geometry, the quality of journal machining, and its interaction with bearings have a direct impact on the durability of the engine unit.

The original BMW crankshaft from this series is adapted to work with the factory lubrication and oil cooling system, which allows for maintaining stable operating conditions even under prolonged load. Using the correct crankshaft in an M54 engine reduces the risk of torsional vibrations, excessive bearing wear, and oil pressure issues.

Use in engine repairs and regeneration

This component from the Crankshafts category will work well both for a comprehensive rebuild of an M54 unit and for repairs resulting from damage to the crank system. A used OEM crankshaft is particularly useful in situations where the existing component has worn out, overheated, or suffered mechanical damage, and the goal is to restore the engine to proper operation while maintaining reasonable service costs.

Choosing an original crankshaft from dismantling allows for maintaining compliance with factory tolerances, which facilitates the subsequent fitting of bearings, pistons, and connecting rods. This solution is often chosen by workshops specializing in BMW engines, where repeatability of parameters and the possibility of predictable assembly are valued.

Condition, origin, and operational aspects

The offered crankshaft is a used item, which means that before installation, standard workshop verification is recommended – measuring the journals, checking runout, and assessing the surfaces interacting with the bearings. This approach allows for selecting the appropriate bearing size and preparing the engine for further, trouble-free operation.

In the case of M54 petrol units, using the correct crankshaft is important not only for durability but also for engine refinement – smooth idling, reduced vibrations, and stable oil pressure affect driving comfort and vehicle safety.

Technical support and additional information

Before purchasing, it is worth comparing the parameters of the offered crankshaft with the service documentation of the specific BMW model and the data of the M54 engine used in the given vehicle. This ensures that the selected component will work properly with the existing equipment and meet the requirements regarding strength and operating characteristics.

If you are planning a comprehensive repair or modernization of the engine area in your BMW and need other elements from the same group, such as other shafts, crank system elements, or components working with the shaft, check the available parts in the BMW Crankshafts category.

Additionally, if you are interested in the broader economic and ecological context of using parts from dismantling, it is worth reading an article describing how used components – including engine parts – support sustainable vehicle operation: Circular economy in your garage – how choosing used parts from dismantling really supports environmental protection and your wallet?.