For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly
For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly is a direct-fit replacement cooling fan priced at $102.72. Made from corrosion-resistant materials, it delivers high-efficiency airflow to prevent engine overheating during heavy loads or stop-and-go traffic, ideal for E39 BMW sedans and wagons from 1999–2003.
● In stock
Buy at Lab Work Auto →Price and availability may change. Click to see current details on Lab Work Auto.
Key features
- Direct fit for E39 BMW 5 Series 1999-2003
- OE number 64546921395 compatibility
- Corrosion-resistant construction
- High airflow, low power draw
- Bolt-on installation, no modifications
- Rigorously tested for reliability
- One fan per package
Pros
- +Restores factory cooling performance
- +Energy-efficient motor operation
- +Durable against weather and heat
- +Exact OEM fitment with no guesswork
- +Cost-effective vs dealership parts
Cons
- −Single fan, not a dual setup
- −Not for pre-1999 E39 models
About For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly
What is For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly?
The For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly is an OEM-spec replacement part designed to maintain optimal engine temperature in E39-series BMWs. Engineered for models from 1999 to 2003, including the 525i, 528i, 530i, 540i, and M5, this pusher fan mounts behind the radiator to draw cool air through during low-speed driving or idle. Overheating can lead to reduced performance, increased wear, and long-term engine damage—this fan helps prevent that by ensuring consistent thermal management.
Key features
- High-Efficiency Motor — Delivers strong airflow while consuming minimal power.
- Corrosion-Resistant Build — Constructed with durable, weather-resistant materials for longevity.
- OEM Interchange Fit — Matches OE number 64546921395 and multiple cross-references for reliable compatibility.
- Enhanced Heat Dissipation — Optimized blade design increases cooling performance under load.
- Direct Bolt-On Installation — No modifications needed; fits factory mounting points.
- Rigorously Tested — Validated for durability and performance under real-world conditions.
- Single-Fan Package — Includes one radiator cooling fan assembly per unit.
Who is For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly for?
This cooling fan is ideal for E39 BMW owners maintaining or restoring their 5 Series sedans and wagons from 1999 to 2003. DIY mechanics and repair shops seeking a reliable, cost-effective replacement for a failing factory fan will benefit most. It’s especially useful for vehicles used in hot climates, frequent city driving, or high-performance applications where thermal stress is a concern.
How does For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly compare?
Compared to standard polypropylene radiator fans, this Lab Work Auto assembly offers improved material durability and electrical efficiency. It outperforms worn OEM units by restoring full cooling capacity without draining the alternator. Unlike universal aftermarket fans requiring custom mounting, this unit provides exact fitment for E39 models, reducing installation time and error risk. It’s a smarter upgrade than temporary fixes like fan relays or auxiliary add-ons.
Best use cases
- →Replacing failed OEM radiator fan
- →Prevent overheating in city driving
- →Restoring cooling in high-mileage E39
- →Upgrading worn or noisy factory fan
- →Supporting modified engine builds
Is For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly right for you?
This radiator pusher fan is best for E39 BMW owners experiencing overheating or fan failure. Ideal for DIYers with basic mechanical skills—installation requires simple hand tools and access to the front grille. If your factory fan is noisy, slow, or not engaging, this direct-fit unit offers a reliable fix. Consider it over universal kits for guaranteed compatibility and easier setup.
How it compares: Compared to universal cooling fans, this E39-specific pusher fan offers precise fitment and wiring compatibility. It outperforms degraded OEM units with fresh materials and efficient motor design, balancing cost and performance better than dealership replacements.
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What vehicles does this radiator fan fit?
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This fan fits 1999–2003 BMW 525i, 528i, 528iT, 530i, 540i, and M5 models in both sedan and wagon body styles. It matches OE number 64546921395 for exact compatibility.
Does this fan come with the shroud?
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No, this listing is for the radiator pusher cooling fan motor and blade assembly only. The shroud is not included and should be reused from your existing setup.
How do I know if my radiator fan needs replacement?
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Signs include engine overheating at idle, loud grinding or clicking noises, or the fan not turning on when the engine reaches temperature.
Is this a direct replacement for the OEM fan?
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Yes, this unit is engineered to match the original 64546921395 specification and installs using the factory mounting points and electrical connector.
Can I install this fan myself?
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Yes, most DIYers can install this fan with basic hand tools. The process involves removing the front grille and swapping the old fan motor onto the existing shroud.
How much does For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly cost?
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For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly is $102.72 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.
Is For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly in stock at Lab Work Auto?
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Yes, For BMW 525i 528i 528iT 530i 540i M5 E39 Radiator Pusher Cooling Fan Assembly is currently in stock at Lab Work Auto.
Specifications
- SKU
- F8-011171