NISSAN 78836-ZP40A Filler Door Spring

( Manufacturer Part Number: 78836-ZP40A ), ( Part Type: Spring Filler Door ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 0 On The Diagram Is Included ), ( Replaces Part Number: 78836-ea000, 78836-zp00a )

Review NISSAN Genuine Filler Door Spring

The **Nissan 78836-ZP40A Filler Door Spring** is a precision-engineered component designed to ensure smooth and reliable operation of the filler door mechanism in Nissan vehicles, particularly those equipped with the iconic 300ZX, Z33, or other models featuring a rear filler door. This high-quality spring is crafted from durable, corrosion-resistant materials to withstand the rigors of daily use, including exposure to varying environmental conditions, temperature fluctuations, and mechanical stress. The spring s design incorporates a robust coil structure, meticulously calibrated to maintain consistent tension and proper alignment of the filler door latch system, preventing premature wear, misalignment, or failure. Whether installed in a classic sports car or a modern Nissan model, this spring plays a critical role in the seamless opening and closing of the filler door, contributing to both functionality and longevity of the vehicle s rear access panel. Its compatibility with Nissan s original equipment standards ensures a perfect fit, minimizing the risk of gaps, rattles, or operational inefficiencies that can arise from inferior or mismatched aftermarket parts. For automotive enthusiasts and professionals seeking a dependable replacement, the **78836-ZP40A** represents a reliable choice that balances performance, durability, and ease of installation.

**Pros and Cons of buying a Nissan 78836-ZP40A Filler Door Spring**

The Nissan 78836-ZP40A filler door spring is a part commonly used in certain Nissan models, particularly those with a rear filler door (such as the Pathfinder, Armada, or Titan). Below is a detailed breakdown of its advantages and disadvantages.

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### **Pros**

1. **Direct Fitment and Compatibility**

The part is specifically designed for Nissan vehicles, ensuring a direct fit without the need for modifications. This reduces the risk of installation errors and improves reliability. It is engineered to match the exact specifications of the filler door mechanism in compatible models.

2. **Reliability and Durability**

Nissan parts are generally built to meet strict quality standards, which means the spring should function reliably over time. High-quality materials are used to prevent premature wear or failure, especially in critical components like a filler door spring.

3. **Ease of Installation**

Since it is an OEM (Original Equipment Manufacturer) part, it is designed to be installed with standard tools and procedures. This makes it accessible for both professional mechanics and DIY enthusiasts who are comfortable with basic automotive repairs.

4. **Warranty Coverage**

Purchasing from an authorized dealer or a reputable seller often includes a warranty, providing peace of mind in case of defects. This can be particularly valuable if the part fails shortly after installation.

5. **Prevents Further Damage**

A failing filler door spring can lead to the door not closing properly, which may cause misalignment, damage to the door seal, or even difficulty opening the door. Replacing it proactively can prevent these issues and avoid more costly repairs down the line.

6. **Consistency with Original Design**

Using an OEM part ensures that the filler door operates as intended by the manufacturer, maintaining the vehicle s intended functionality and safety features. Aftermarket parts may not always replicate this level of precision.

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### **Cons**

1. **Higher Cost Compared to Aftermarket Alternatives**

OEM parts like the Nissan 78836-ZP40A are typically more expensive than aftermarket equivalents. While the price difference may be justified by quality, it can be a significant investment, especially if the part is not readily available or if multiple replacements are needed.

2. **Limited Availability Outside Authorized Channels**

Unlike aftermarket parts, which are widely available through online retailers, auto parts stores, and even eBay, OEM parts may require purchasing through Nissan dealerships or specialized online marketplaces. This can sometimes lead to longer wait times or shipping delays.

3. **Potential for Counterfeit Parts**

When buying from third-party sellers (even online), there is a risk of receiving counterfeit or substandard OEM parts. These may not fit correctly, fail prematurely, or even damage the vehicle s filler door mechanism. It is crucial to verify the seller s authenticity and read reviews carefully.

4. **Labor Costs for Installation**

While the part itself is relatively straightforward to install, some vehicle owners may lack the mechanical skill or tools required. Hiring a professional mechanic to install the part will add to the overall cost, potentially doubling or tripling the expense of the part alone.

5. **Mixed Reviews on Longevity**

While Nissan parts are generally reliable, some users report that the filler door spring may still wear out over time, especially in vehicles with high mileage or those exposed to harsh conditions (e.g., extreme temperatures, rough terrain). This could lead to the need for future replacements.

6. **Potential for Overkill**

If the filler door spring is not the root cause of the issue (e.g., the problem stems from a misaligned door or a damaged latch), replacing just the spring may not fully resolve the problem. A thorough diagnosis by a mechanic may be necessary to ensure the correct part is being replaced.

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### **Conclusion**

The Nissan 78836-ZP40A filler door spring is a high-quality, reliable part that ensures proper functionality and longevity for your vehicle s filler door mechanism. Its direct fitment, durability, and warranty coverage make it a strong choice for those prioritizing quality and peace of mind. However, the higher cost and potential challenges in sourcing or installing the part may deter some buyers.

For most Nissan owners experiencing issues with their filler door spring, this OEM part is the safest and most effective solution. If budget is a concern, aftermarket alternatives can be considered, but they may not offer the same level of reliability or fitment guarantees.

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### **Recommendation**

If you are experiencing problems with your Nissan s filler door spring and have confirmed that the part is indeed faulty, purchasing the **Nissan 78836-ZP40A OEM filler door spring** is highly recommended. Here s how to proceed:

1. **Verify Compatibility**: Double-check that this part number matches your specific Nissan model and year. Consult your vehicle s manual or a mechanic if unsure.

2. **Purchase from a Trusted Source**: Buy from an authorized Nissan dealer, a reputable online retailer (such as Amazon, RockAuto, or Nissan s official website), or a well-reviewed auto parts store to avoid counterfeit parts.

3. **Consider Installation**: If you are comfortable with basic automotive repairs, install the part yourself to save on labor costs. If not, have a mechanic perform the installation to ensure proper alignment and functionality.

4. **Monitor Performance**: After installation, test the filler door to ensure it operates smoothly and closes securely. If issues persist, consult a professional to diagnose any underlying problems.

For those on a tighter budget, aftermarket alternatives (such as those from brands like Dorman or Fel-Pro) may be worth exploring, but prioritize parts with strong reviews and clear compatibility guarantees. Ultimately, investing in a quality part upfront will save time and money in the long run by preventing further damage to your vehicle.

Details:

Electrical parts are non returnable. Inquire about this before the time of purchase. Metal parts may have scratches/Scuffs on them, but it does not interfere with the working of part itself and they are new unused. Just message in and ask.

All parts must be new with the original packaging and manufacturing stickers. Genuine Nissan Filler Door Spring 78836-ZP40A: Parts: 6 foot box.

part #: 78836zp40a prices

• $9.34-$12.23

specifications otruckbedaccessories:

• for makes: Nissan
• mpn: 78836-zp40a
• part type: Spring Filler Door
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• parts included: Only Part Reference 0 On The Diagram Is Included
• replaces part number: 78836-ea000, 78836-zp00a

returns otruckbedaccessories:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

shipping otruckbedaccessories:

• class: Standard
• service: Standard
• type: Fixed
• cost: $0.00
• transit: 4-9 Days

seller otruckbedaccessories:

• # reviews: 28374
• rating: 99.8%
• city: Manchester, New Hampshire

payments otruckbedaccessories:

• credit card: Visa
• other
• wallet: Apple-pay

offer otruckbedaccessories:

• options: Ship-to-home
• sold: 0
• started: April 4, 2026
• quantity: 4
• availability: In Stock

general otruckbedaccessories:

• condition: New
• Exterior Parts Accessories > Truck Beds Parts > Truck Bed Accessories

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