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BMW E46 M43 Water Coolant Pump Timing Belt Pulley 1739527
SKU: 1739527
Product from a certified dismantling facility
Condition:
Used
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BMW E46 M43 Water Coolant Pump Timing Belt Pulley is an original accessory drive system component designed for M43 engines in the E46 series. Thanks to its factory geometry and correct groove profile, it ensures stable power transmission to the coolant pump, which translates into proper fluid circulation and safe engine operation. This used OEM component is a sensible choice for drivers looking for a proven, compatible solution at an attractive price.
Specifications and technical data
- SKU: 1739527
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 1739527
- Substitutable numbers: 1739527, 11511739527
- Category: Tensioners & Pulleys
Purpose and function of the pulley
The presented pulley is responsible for the mechanical connection between the crankshaft and the water pump, enabling it to be driven via the accessory belt. The correct shape and diameter of the pulley are crucial for:
- maintaining the appropriate rotational speed of the coolant pump,
- stable operation of the cooling system across the full range of engine loads,
- reducing belt slippage and noise in the engine compartment.
By maintaining factory parameters, the pulley works with the stock accessory drive system without the need to modify other components.
Benefits of using an original BMW pulley
Using an original pulley in the M43 engine provides a number of practical advantages in daily operation:
- Precise fit to the water pump mount and belt path, which facilitates installation and minimizes the risk of misalignment.
- Compatibility with the factory cooling system, without interfering with other components.
- Reduction of vibrations and unwanted loads on the pump bearings thanks to maintaining the correct mass and balance of the component.
- Possibility of trouble-free replacement as part of standard service procedures.
A used OEM component is a good solution for maintenance repairs when the priority is maintaining the original operating characteristics of the cooling system at reasonable costs.
Component condition and installation aspects
The pulley comes from disassembly and is offered as a used part, which allows for an economical repair of the cooling system in a BMW E46 series with an M43 engine. Before installation, it is recommended to perform a standard inspection of the working surfaces, belt grooves, and mounting seats, as well as to verify compatibility with the currently used accessory belt.
During replacement, it is worth paying attention to:
- the condition of the drive belt and guide pulley,
- correct belt tension after installation,
- absence of rubbing against covers and adjacent components.
This approach allows for maintaining stable operation of the water pump and the entire cooling system in the long term.
BMW tensioners and pulleys – expanding the accessory drive system
If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as belt tensioners, guide pulleys, or idler pulleys, check out the available parts in the BMW tensioners and pulleys category.
How to select the right part by OEM number
When selecting a water pump pulley for a specific version of the BMW E46 with an M43 engine, it is crucial to compare the OEM number and vehicle data. To minimize the risk of error, it is worth using practical tips on identifying parts by catalog numbers and vehicle data. The detailed process is described in the guide how to select the right car part by VIN and OEM number, which explains step-by-step what to pay attention to before purchasing a used component.
Support in operating the charging system
A functional cooling system works in tandem with the charging system, ensuring stable operating conditions for the alternator and other components. If your car shows worrying symptoms related to the electrical power supply, the practical material When is it worth replacing the alternator with a used one: a practical guide for drivers may be useful, as it helps to assess the condition of the alternator and make a decision about a potential replacement.
Delivery details
Ship to: United Kingdom
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Estimated delivery dates include sellers dispatch time, origin postcode,destination postcode and time of acceptance, and will depend on the postage service selected and receipt of cleared payment. Delivery times may vary, especially during peak periods.
Will usually dispatch within same working day if paid before 14:00 BST (excludes weekends and holidays). Expected dispatch time may vary and is based on sellers order cut-off time.
In the automotive store Global Parts, we offer fast and secure deliveries for our customers in United Kingdom, ensuring maximum compliance with local service standards. Each order is processed with the utmost attention, guaranteeing a fluid shopping process and a timely delivery. If you need assistance in choosing the right part, our team of consultants will be happy to help you find the right part for your vehicle and provide information on installation, availability and parameters of the selected components.
