fits model: Altima. make: Nissan. year: 2002–2006.

( Manufacturer Part Number: 13940A ), ( Voltage: 6 V ), ( Type: Alternator )
The Nissan 13940A alternator, manufactured by Nissan and sold through Carquest for select 2002-2006 Nissan Altima models with a 3.5L V6 engine, is an essential component of your vehicle's charging system. This alternator ensures that your battery is consistently charged while the engine is running, keeping essential electrical components powered.
Designed with durability in mind, the Nissan 13940A alternator features a robust housing that protects the internal components from damage and harsh road conditions. The alternator uses a powerful permanent magnet rotor in conjunction with a high-output stator to efficiently convert mechanical energy from the engine into electrical power. The failure of the alternator can result in various electrical issues, such as dimming headlights, malfunctioning interior lights, and failure to start the engine.
This alternator is engineered to meet Nissan's stringent performance and quality standards. It comes fully rebuilt with new bearings, diodes, and other essential components, ensuring a long service life and dependability. The rotor and stator windings undergo rigorous testing to ensure optimal performance and longevity.
Installation of the Nissan 13940A alternator is made easier with Carquest's commitment to providing high-quality factory-service replacement parts. The alternator comes complete with all necessary mounting hardware and a thorough installation instruction manual, allowing for a seamless and straightforward replacement process.
Additionally, this alternator is covered by Carquest's one-year limited warranty, providing peace of mind and protection against any manufacturing defects. When considering the importance of the charging system in maintaining the proper functioning and longevity of your Nissan Altima, the Nissan 13940A alternator from Carquest is a trustworthy and effective solution.
1. **Advantages of Buying Nissan 13940A Alternator**
a. **Original Equipment (OE) Part**: This alternator is a direct replacement part that comes from Nissan, making it a perfect fit for your 02-06 Altima 3.5L-V6 in terms of size, performance, and compatibility.
b. **Durability**: Being a factory-made part, the Nissan 13940A alternator should come with the same level of durability, reliability, and consistency as the original one in your vehicle.
c. **Peace of Mind**: Since it is a Nissan original part, you can trust that it meets the same quality standards as the alternator that came with your car originally.
d. **Warranty**: Nissan typically offers a warranty on their original parts, providing an extra layer of protection against potential defects and failures.
2. **Disadvantages of Buying Nissan 13940A Alternator**
a. **Cost**: Original equipment parts, such as the Nissan 13940A alternator, are usually more expensive compared to aftermarket alternatives.
b. **Limited Availability**: These parts may not be as widely available as aftermarket alternatives, which could make it more difficult or time-consuming to find one, especially if you're in a remote location or during non-business hours.
3. **Conclusion:**Considering the advantages and disadvantages, buying a Nissan 13940A alternator has its benefits and trade-offs. If you prioritize the peace of mind and durability that comes with an OE part and don't mind the slightly higher cost, then this might be the best option for you. However, if you're looking to save a few dollars, you may consider an aftermarket alternator. In that case, make sure to choose a reliable and reputable aftermarket brand, as not all alternators are created equal. Ultimately, the decision depends on your preferences, your car's complexity, and your budget.
4. **Recommendation:**If your budget permits, we would recommend buying the Nissan 13940A alternator to ensure the best compatibility and performance for your vehicle. However, if cost is a concern, spending some extra time researching reliable aftermarket alternator brands is a good alternative, as long as you trust the seller and the product. In any case, don't compromise on the quality of the alternator, as a faulty part could lead to undesirable consequences, including the failure of other car components and potential safety concerns.