MAZDA KR9P-39-040A Rubber NO.1 Eng.mtg

( Manufacturer Part Number: KR9P-39-040A ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 1 On The Diagram Is Included ), ( Replaces Part Number: Kr9p-39-040 )

Review MAZDA Genuine Rubber No.1 Eng.mtg

The **Mazda KR9P-39-040A Rubber No. 1 Engine Mounting Bracket** is a precision-engineered suspension component designed exclusively for Mazda s high-performance and track-oriented vehicles, including models equipped with the legendary **Rotary Engine (Wankel)** most notably the iconic **RX-7 (FD3S, FC, FC3S, and later generations)** and the **RX-8 (FK)**. This rubber no. 1 engine mount serves as a critical interface between the engine assembly and the chassis, absorbing vibrations, isolating road noise, and maintaining optimal alignment under dynamic driving conditions, whether on the street or at the racetrack. Crafted from high-grade **synthetic rubber compound**, this mount is engineered to withstand extreme temperatures, high G-forces, and prolonged stress, ensuring durability and reliability even under aggressive driving scenarios. Its robust construction minimizes engine movement while allowing sufficient flexibility to prevent undue strain on the drivetrain, suspension, and powertrain components. The **KR9P-39-040A** is a direct replacement for Mazda s original equipment (OEM) part, meticulously reverse-engineered to match the fit, form, and function of the stock component, including precise bolt patterns and mounting points. This mount is particularly favored by enthusiasts and tuners who demand a balance between stiffness and compliance, as it helps reduce engine windage and oil sloshing while maintaining a firm connection to the chassis critical for both performance and longevity. Whether installed in a stock or heavily modified setup, this engine mount is a cornerstone of a well-tuned suspension system, contributing to sharper handling, reduced fatigue, and an overall more refined driving experience. For those seeking to enhance their Mazda s track capabilities or restore factory-like rigidity, the **KR9P-39-040A** is an indispensable upgrade that bridges the gap between power delivery and chassis stability.

**Analysis of buying a Mazda KR9P-39-040A Rubber (No.1 Engine Mounting Bracket)**

### **Pros**

1. **OEM Quality and Fit** This part is an original Mazda component, ensuring a precise fit and compatibility with your vehicle. Aftermarket parts may not match the exact dimensions or tolerances, potentially leading to misalignment or premature wear.

2. **Durability and Longevity** Mazda s engineering standards typically result in parts that are robust and designed to last the lifespan of the vehicle under normal conditions. This reduces the risk of frequent replacements or unexpected failures.

3. **Reliability** Since it s a genuine part, it is less likely to fail prematurely compared to cheaper or lower-quality aftermarket alternatives. This can prevent secondary damage to other engine components if the mount fails.

4. **Warranty Coverage** If purchased directly from Mazda or an authorized dealer, the part may come with a warranty, providing peace of mind against defects. This is especially useful if the part is new or has minimal wear.

5. **Resale Value** Using OEM parts can make it easier to sell or trade in your vehicle later, as buyers often prefer vehicles with original components.

6. **Engineering Standards** Mazda s design ensures that the mount supports the engine properly, contributing to smoother operation and reduced stress on the suspension and drivetrain.

7. **Ease of Installation** Being an original part, it is designed to integrate seamlessly with the vehicle s existing hardware, reducing the likelihood of installation complications.

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### **Cons**

1. **Higher Cost** OEM parts are significantly more expensive than aftermarket alternatives. The price can be 2 to 5 times higher, depending on the market and availability. This may not be cost-effective for budget-conscious buyers or those replacing multiple parts.

2. **Limited Availability** Genuine Mazda parts may be harder to find, especially for older or discontinued models. Purchasing from unauthorized sellers or online marketplaces can pose risks of counterfeit or damaged parts.

3. **Longer Lead Times** Ordering from Mazda or an authorized dealer may result in longer wait times compared to aftermarket suppliers, which often have faster shipping options.

4. **Overkill for Minor Repairs** If the part is only slightly damaged or worn, an OEM replacement might be excessive. In such cases, a high-quality aftermarket part could suffice without the added cost.

5. **Potential for Overstock or Refurbished Parts** Some sellers may offer "new" OEM parts that are actually refurbished or overstock inventory. Without proper inspection, this could lead to hidden issues.

6. **Environmental and Ethical Concerns** Purchasing OEM parts contributes to the demand for new manufacturing, which may have environmental implications. Some buyers prefer aftermarket parts to reduce this impact.

7. **Risk of Counterfeit Parts** Buying from untrusted sources (e.g., eBay, random online stores) increases the risk of receiving fake OEM parts. These may fail quickly or cause damage to other components.

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### **Conclusion**

The Mazda KR9P-39-040A rubber engine mount is a high-quality, reliable part that offers long-term benefits in terms of fit, durability, and compatibility. However, its significantly higher cost and potential availability issues make it less practical for casual buyers or those on a tight budget. If the part is essential for safety or performance and the vehicle is still under warranty, investing in the OEM option is justified. For routine wear-and-tear replacements or non-critical applications, aftermarket alternatives (from reputable brands like Fel-Pro, Duralast, or Mann) can provide a cost-effective solution without sacrificing quality.

If you prioritize **long-term reliability, warranty coverage, and peace of mind**, the OEM part is the best choice. If you are **budget-conscious or replacing a non-critical component**, a high-quality aftermarket part may be sufficient. Always verify the seller s reputation and the part s authenticity before purchasing.

- The part is critical to engine or vehicle safety.

- You have access to a trusted source (authorized Mazda dealer or verified online retailer).

- You are willing to pay the premium for guaranteed quality and warranty.

- The part is not safety-critical and the vehicle is not under warranty.

- You are working with a reputable aftermarket brand (e.g., Fel-Pro, Duralast).

- Budget constraints make the OEM part impractical.

Details:

Electrical parts are not returnable. Product Genuine Mazda Rubber No.1 Eng.Mtg KR9P-39-040A. Parts must be resalable and in the original packaging. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

part #: kr9p39040a prices

• $110.62-$189.32

specifications engimou:

• for makes: Mazda
• mpn: Kr9p-39-040a
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• parts included: Only Part Reference 1 On The Diagram Is Included
• replaces part number: Kr9p-39-040

shipping engimou:

• transit: 4-10 Days
• service: Standard
• cost: $22.55
• class: Standard
• type: Fixed

payments engimou:

• wallet: Google-pay
• credit card: Diners-club
• other

returns engimou:

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

general engimou:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Engine Mounts

offer engimou:

• options: Ship-to-home
• started: March 30, 2026
• availability: In Stock
• sold: 0
• quantity: 4

seller engimou:

• # reviews: 2485
• city: Fairhaven, Massachusetts
• rating: 99.2%

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