NAPA 2138879 Alternator 4.6 5.4
fits model: F-150, F150, Expedition, Navigator. make: Ford, Lincoln. year: 2009–2010.
( Brand: Napa ), ( Manufacturer Part Number: 2138879 ), ( Pulley Belt Type: Serpentine ), ( Pulley Included: Yes ), ( Ground Type: Negative ), ( Fan Type: Internal ), ( Ac Service Tap: No ), ( Plug Clock Rear View Main Mounting Ear At 6 O Clock: 0.49305555556 ), ( Case Color: Aluminum ), ( Type: Alternator ), ( Core Charge: 0.00 ), ( Manufacturer Warranty: Limited Lifetime Warranty ), ( Oe/oem Part Number: 2138879 Line ), ( Voltage: 12 V ), ( Amperage: 150 A ), ( Features: See Description ), ( Rotation Direction: Clockwise )
Review NAPA Alternator Ford 4.6 5.4 Lincoln fits EXPEDITION NAVIGATOR F-150 F150 2009–2010
Introducing the NAPA Napa 2138879 alternator, an essential component designed specifically for Ford F-150 models produced between 2009 and 2010 with 4.6L and 5.4L engines. This alternator is also compatible with Ford Expedition and Lincoln Navigator vehicles of the same era.
Engineered to meet or exceed OE (original equipment) specifications, this alternator delivers reliable and consistent performance. It is designed with a robust and durable construction, featuring a robust rotor and sturdy bearings that can withstand the demands of heavy use.
The alternator is equipped with a state-of-the-art diode design that ensures efficient power management. It converts mechanical energy from the engine into electrical energy to charge the battery and power the vehicle's electrical systems. The diode design also helps prevent reverse current flow, which can damage the battery and reduce its lifespan.
The NAPA 2138879 alternator is designed to fit securely and perfectly in your vehicle, ensuring a seamless installation process. It comes with all necessary mounting hardware and wiring connections to make installation quick and easy.
In addition, this alternator is built to meet or exceed OEM specifications for output voltage and capacity, ensuring that your vehicle's electrical systems always receive the power they need to function optimally.
Furthermore, this alternator is backed by NAPA's limited warranty, providing you with peace of mind and protection against defects in workmanship and materials.
In summary, the NAPA Napa 2138879 alternator is an excellent choice for Ford F-150, Expedition, and Navigator owners looking for a reliable and efficient replacement alternator for their vehicles. Its robust construction, efficient power management, easy installation, and OEM-spec compliance make it an excellent value for the price.
The NAPA 2138879 alternator is a popular choice for Ford F-150, F-150 Flex Fuel, Expedition, and Lincoln Navigator models from the years 2009 and 2010 with 4.6L and 5.4L engines. Let's examine the potential pros and cons of buying this alternator.
Pros:1. OEM (Original Equipment Manufacturer) Replacement: This alternator is designed to be a direct replacement for the original equipment that came with your vehicle. This means it should fit perfectly and function identically to the original part.
2. High Durability: NAPA is known for manufacturing high-quality parts. This alternator is built to withstand the rigors of heavy use in trucks and SUVs, making it a reliable choice for those who require a robust and long-lasting component.
3. Cost-Effective: Compared to buying a new alternator from a dealership, purchasing an aftermarket alternator like the NAPA 2138879 can save you a significant amount of money.
4. Wide Availability: NAPA parts are widely available at auto parts stores and online retailers. This makes it easy for consumers to find and purchase the alternator when they need it.
Cons:1. Potential for Incompatibility: Although this alternator is designed to fit most Ford F-150, Expedition, and Lincoln Navigator models from 2009 and 2010 with 4.6L and 5.4L engines, there is always a slight possibility that it may not be 100% compatible with every vehicle. It's essential to double-check the compatibility before making a purchase.
2. Installation Complexity: Installing an alternator can be a complex process, especially for those who are not experienced in automotive repair. It may be necessary to remove the serpentine belt, battery, and other components to access the alternator.
3. Potential for Misdiagnosis: If your vehicle is experiencing electrical issues, it may be challenging to diagnose the exact cause without the proper knowledge and tools. Installing a new alternator may not fully resolve the issue if the root cause is something else.
Conclusion:The NAPA 2138879 alternator is a reliable and cost-effective choice for Ford F-150, Expedition, and Lincoln Navigator owners with 2009 and 2010 models and 4.6L or 5.4L engines. Its high durability and OEM replacement design make it an attractive option for those seeking a long-lasting solution to their alternator needs. However, potential consumers should be aware of the possibility of compatibility issues and the complexity of the installation process. If you are confident in your ability to install the alternator yourself or have the assistance of a professional, this part can be a valuable investment for your vehicle.
Details:
This a briefly used remanufactured 150amp alternator from 2009 Ford F150 Platinum, I bought it just to move my truck around the yard until fully parted out. Works as it should, comes pictured.
part #: 2138879 prices
- $79.99-$140.00
specifications altnagen:
- for models: F-150, F150, Expedition, Navigator
- for makes: Ford, Lincoln
- for years: 2009-2010
- brand: Napa
- mpn: 2138879
- pulley belt type: Serpentine
- pulley included: Yes
- ground type: Negative
- fan type: Internal
- ac service tap: No
- plug clock rear view main mounting ear at 6 o clock: 0.49305555556
- case color: Aluminum
- type: Alternator
- core charge: 0.00
- manufacturer warranty: Limited Lifetime Warranty
- oe/oem part number: 2138879 Line
- voltage: 12 V
- amperage: 150 A
- features: See Description
- rotation direction: Clockwise
payments altnagen:
- credit card: Diners-club
- wallet: Google-pay
- other
returns altnagen:
- policy: Returns Accepted
- time: 30 Days
- paid by: Buyer
seller altnagen:
- city: Hibbing, Minnesota
- # reviews: 657
- rating: 100.0%
offer altnagen:
- sold: 0
- availability: In Stock
- started: December 28, 2025
- quantity: 1
- options: Ship-to-home
shipping altnagen:
- service: USPS Ground Advantage, FedEx Ground Economy
- carrier: USPS, FedEx
- type: Calculated
- transit: 6-10 Days
- cost: $7.23
- class: Standard, Economy
general altnagen:
- Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Alternators Generators
- condition: Remanufactured
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