NISSAN 74512-9BU1A Floor Rear Front

( Manufacturer Part Number: 74512-9BU1A ), ( Fitment Type: Direct Replacement ), ( Genuine Oem: Yes )

Review NISSAN Genuine Oe Floor rear Front

The **Nissan 74512-9BU1A** is a high-quality, direct-fit replacement **rear floor pan** designed specifically for select Nissan vehicles, ensuring a seamless and professional installation for those undertaking suspension, undercarriage, or bodywork repairs. Crafted from durable **galvanized steel**, this floor pan is engineered to withstand the rigors of daily driving, providing long-lasting protection against road debris, corrosion, and minor impacts that can compromise the structural integrity of the vehicle s undercarriage. The part features precise **laser-cut edges** and **pre-drilled holes**, allowing for an exact fit with minimal modification, which simplifies the installation process for both professional mechanics and experienced DIY enthusiasts. Its robust construction not only enhances the vehicle s durability but also helps maintain proper alignment and stability, contributing to a smoother ride and improved handling. Whether replacing a damaged floor pan due to an accident, rust, or general wear, this Nissan-specific part ensures a reliable and factory-like restoration, helping to preserve the vehicle s resale value and structural soundness. Ideal for applications on vehicles equipped with the correct suspension and undercarriage configurations, the **74512-9BU1A** is a critical component for those seeking a cost-effective yet high-performance solution for undercarriage repairs.

### **Analysis of Nissan Part Number: 74512-9BU1A (Floor Rear Front)**

This part appears to be a **floor pan or rear front floor panel** for a Nissan vehicle, likely part of the underbody structure. Below is a detailed breakdown of the pros and cons of purchasing this part, followed by a conclusion and recommendation.

---

### **Pros of Buying This Part**

1. **OEM Quality and Fit**

- As an original equipment manufacturer (OEM) part, it is designed to match the exact specifications of the vehicle s original floor pan. This ensures a proper fit, reducing the risk of misalignment or structural issues.

- The material (likely stamped steel or aluminum) is engineered to withstand the vehicle s weight and road stresses, providing durability and safety.

2. **Reliability and Longevity**

- OEM parts are built to last the lifetime of the vehicle under normal conditions. Unlike aftermarket alternatives, they are not typically cut corners in terms of material thickness or welding quality.

- A well-installed floor pan contributes to the vehicle s overall structural integrity, which is critical for safety in collisions or high-stress driving conditions.

3. **Warranty Coverage**

- Purchasing from an authorized Nissan dealer or a reputable OEM supplier often includes a warranty, typically covering defects in materials or workmanship. This provides peace of mind and recourse if the part fails prematurely.

- Some extended warranties may also be available, depending on the retailer.

4. **Resale Value Preservation**

- Using OEM parts when repairing or restoring a vehicle helps maintain its original condition. This is particularly important for classic or high-value Nissan models, where authenticity can significantly impact resale value.

- Buyers who prioritize the vehicle s historical or mechanical integrity will favor OEM components.

5. **Access to Technical Support**

- OEM parts come with access to Nissan s technical documentation, including installation guides, torque specifications, and alignment instructions. This ensures that mechanics can install the part correctly the first time.

- Dealerships and authorized service centers are equipped to handle OEM parts, reducing the likelihood of installation errors.

6. **Compatibility with Safety Systems**

- Floor pans are often integrated with safety features such as side-impact crumple zones or reinforcement structures. OEM parts are tested to ensure compatibility with these systems, which may not be guaranteed with aftermarket alternatives.

7. **Aesthetic Consistency**

- For vehicles where appearance matters (e.g., show cars or restored classics), an OEM floor pan ensures the underbody matches the original design. Aftermarket parts may have visible differences in shape, thickness, or finish.

---

### **Cons of Buying This Part**

1. **Higher Cost**

- OEM parts are significantly more expensive than aftermarket alternatives. The price can range from **$300 to $800 or more**, depending on the vehicle model, rarity, and supplier. This cost is often prohibitive for budget-conscious buyers or those working on older, high-mileage vehicles.

- The labor cost for installation may also be higher if a dealership is required, as they typically charge premium rates for OEM work.

2. **Longer Lead Times**

- OEM parts, especially for older or discontinued models, may not be in stock and could take **weeks or even months** to arrive. This delay can be problematic for urgent repairs or restoration projects.

- Some parts may require special ordering through Nissan s parts department, adding administrative hassle.

3. **Limited Availability for Older Models**

- If the vehicle is a **pre-2000s model or a niche variant**, finding an exact OEM floor pan may be difficult. Nissan may no longer produce or stock parts for these models, forcing buyers to rely on used OEM parts or aftermarket substitutes.

- In such cases, the part may be sourced from a salvage yard, which could introduce risks of damage or mislabeling.

4. **Potential for Overkill**

- For vehicles with low mileage or minor cosmetic damage, an OEM floor pan may be unnecessary. Replacing a single panel when the rest of the underbody is intact could be seen as excessive, especially if the part is only being replaced for aesthetic reasons.

- Aftermarket or used parts may suffice for functional repairs without the cost of a new OEM part.

5. **Weight Considerations**

- While OEM parts are durable, they may be heavier than aftermarket alternatives, which sometimes use lighter materials (e.g., aluminum or high-strength steel). This could slightly affect fuel efficiency or handling, though the difference is usually negligible for most drivers.

6. **Environmental and Ethical Concerns**

- Manufacturing and transporting OEM parts contribute to carbon emissions and resource consumption. Buyers concerned about sustainability may prefer aftermarket or recycled parts, though these options vary in quality.

- Some OEM parts come from global suppliers, raising questions about labor practices and ethical sourcing for socially conscious consumers.

7. **Risk of Counterfeit Parts**

- Purchasing OEM parts from unauthorized sellers (e.g., eBay, third-party marketplaces) increases the risk of receiving **counterfeit or substandard parts**. These may fail prematurely or not fit correctly, voiding warranties and causing additional repair costs.

- Always verify the part s authenticity through Nissan s VIN-based lookup or a trusted dealer.

---

### **Conclusion**

The **Nissan 74512-9BU1A floor rear front panel** is a high-quality, structurally critical part that offers unmatched reliability, safety, and fitment for Nissan vehicles. Its OEM status ensures compatibility with the vehicle s original design and safety systems, making it the best choice for **restoration projects, safety-critical repairs, or buyers who prioritize longevity and authenticity**.

However, the **higher cost, longer lead times, and potential overkill for minor repairs** make it less ideal for budget-conscious buyers or those working on older, low-mileage vehicles. In such cases, **aftermarket or used OEM parts** may offer a more practical alternative, provided they meet quality standards.

For **classic cars, high-value vehicles, or safety-sensitive applications**, the OEM part is the clear recommendation. For everyday drivers or functional repairs, a cost-effective alternative may be preferable.

---

### **Recommendation**

- You are restoring a classic or high-value Nissan vehicle.

- The part is critical for safety (e.g., after an accident or for a custom build).

- You have access to a trusted dealer or supplier with warranty coverage.

- Budget is not a limiting factor, and you prioritize long-term reliability.

- The vehicle is older, low-mileage, or only requires cosmetic repair.

- You are working on a tight budget and can verify the quality of aftermarket parts.

- The part is available used or from a reputable aftermarket brand (e.g., Mann Filter, Denso, or a Nissan-approved aftermarket supplier).

- You can source the part quickly from a salvage yard or online marketplace (with caution to avoid counterfeits).

- **Authorized Nissan Dealers:** Most reliable but expensive.

- **Nissan Parts Direct (Online):** Often faster than dealers with warranty options.

- **Reputable Aftermarket Suppliers:** Check reviews and ensure compatibility (e.g., Mann, Denso, or local specialty shops).

- **Salvage Yards:** For used OEM parts, but inspect for damage and authenticity.

- Have the part installed by a **Nissan-certified mechanic** or a shop experienced with underbody repairs to ensure proper welding and alignment.

- Avoid DIY installation unless you have the necessary tools and expertise, as improper fitting can compromise safety.

Ultimately, the **74512-9BU1A OEM floor pan is the best choice for those who demand perfection**, while alternatives may suffice for practical, cost-effective repairs. Always weigh the trade-offs between quality, cost, and urgency before making a decision.

Details:

The side of any vehicle is the same as if you where sitting in driver or passenger seat. The left and right is determined from the viewpoint if you are sitting in drivers seat. Driver side is left passenger right. Genuine Nissan OE Floor-Rear Front 74512-9BU1A.

Read all notes and compare with your vehicle information. Fitment: Less More. Condition: New, Brand: Nissan, Warranty: Lifetime, Manufacturer Part Number: 74512-9BU1A, Fitment Type: Direct Replacement.

part #: 745129bu1a prices

• $536.70-$852.60

specifications ignitionstartin:

• for makes: Nissan
• mpn: 74512-9bu1a
• fitment type: Direct Replacement
• genuine oem: Yes

payments ignitionstartin:

• credit card: Mastercard
• other
• wallet: Google-pay

returns ignitionstartin:

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

shipping ignitionstartin:

• type: Fixed
• class: Freight
• cost: $300.00
• service: Flat Rate Freight

offer ignitionstartin:

• started: May 5, 2026
• options: Ship-to-home
• quantity: 2
• sold: 0
• availability: In Stock

general ignitionstartin:

• condition: New
• Boat Parts > Inboard Engines Components > Ignition Starting Systems

seller ignitionstartin:

• city: Sanford, Florida
• # reviews: 194442
• rating: 98.3%

Nissan 74512-9BU1A Is Similar To:

• 346-76010-0 Outboard Oem Hitachi Starter S108-98 Genuine Nissan Tohatsu (27.4% similar) Works perfectly strong oem part not aftermarket my boat mechanic just turned 68 years young, however due to age and health issues he is hanging up his life long career as a marine mechanic. Skyjacking store. I agreed to help him move some of the built up parts he has accumulated over the years. Our ...(May 18th, 2015)
• Nissan 24014-9bw8c Genuine Oe Harness Assy-body (55.9% similar) Genuine nissan oe harness assay-body 24014-9BW8C. Driver side is left passenger right. Condition: new, brand: nissan, warranty: lifetime, manufacturer part number: 24014-9BW8C, fitment type: direct replacement. Read all notes and compare with your vehicle information. The side of any vehicle is the ...(September 16th, 2025)
• Nissan 91350-5aa1a New Genuine Rail Assy-sunroof Oe 913505aa1a (42.6% similar) Condition: new, brand: nissan, warranty: lifetime, manufacturer part number: 91350-5AA1A, fitment type: direct replacement. New genuine nissan rail assay-sunroof oe 913505AA1A. Read all notes and compare with your vehicle information. Driver side is left passenger right. Fitment: less more. The side...(May 5th, 2026)
• Nissan 74512-9hf0a Genuine Oe Floor Re Front (86.7% similar) Condition: new, brand: nissan, warranty: lifetime, manufacturer part number: 74512-9HF0A, fitment type: direct replacement. Read all notes and compare with your vehicle information. Driver side is left passenger right. Fitment: less more. Genuine nissan oe floor re front 74512-9HF0A. The left and ...(May 5th, 2026)
• Nissan 74512-9bu2a Genuine Oe Floor-rear Front (97.8% similar) Read all notes and compare with your vehicle information. Condition: new, brand: nissan, warranty: lifetime, manufacturer part number: 74512-9BU2A, fitment type: direct replacement. Genuine nissan oe floor-rear front 74512-9BU2A. The side of any vehicle is the same as if you where sitting in driver ...(May 5th, 2026)