MAZDA K128-39-010 Engine Rear Passenger Mount Bracket 2.5L

( Manufacturer Part Number: K128-39-010 ), ( Items Included: Bracket ), ( Type: Engine Mount ), ( Placement On Vehicle: Rear, Right ), ( Oe/oem Part Number: K12839010, K128-39-010 ), ( Manufacturer Warranty: 1 Month ), ( Performance Part: No ), ( Universal Fitment: Yes ), ( Mounting Style: Bolt-on ), ( Finish: Uncoated )

Review MAZDA 2.5l Engine Rear Passenger Mount Bracket Support Oem fits CX-5 AWD 2019–2025

The **Mazda K128-39-010 Engine Rear Passenger Mount Bracket (2019 2025 CX-5 2.5L AWD)** is a precision-engineered, high-strength component designed specifically for Mazda s second-generation CX-5 models equipped with the **SKYACTIV-G 2.5L turbocharged four-cylinder engine** paired with an all-wheel-drive (AWD) system. This bracket serves as a critical structural link within the engine bay, anchoring the rear passenger-side engine mount to the vehicle s subframe, ensuring optimal alignment, stability, and vibration dampening during operation. Crafted from **high-grade steel**, this bracket is engineered to withstand the rigorous demands of daily driving, including acceleration, braking, and off-road conditions, while maintaining durability under varying thermal and mechanical stresses. Its robust construction minimizes flex and resonance, contributing to a quieter cabin environment and improved drivetrain efficiency. The bracket s design also incorporates precise fitment tolerances to align seamlessly with the factory mounting points, preventing misalignment that could lead to premature wear on associated components such as the engine mounts, subframe, or drivetrain linkages. Whether installed during routine maintenance, a performance upgrade, or a restoration project, this **OEM-replacement part** ensures compatibility with Mazda s stringent quality standards, delivering the same level of reliability and performance as the original equipment. Ideal for mechanics, DIY enthusiasts, and fleet operators, this bracket is a straightforward yet essential component for maintaining the structural integrity and longevity of the CX-5 s powertrain system.

### **Pros and Cons of buying a Mazda CX-5 (2019-2025) 2.5L AWD Engine Rear Passenger Mount Bracket (Part # K128-39-010)**

1. **Authentic Mazda Replacement Part** This is an original equipment (OEM) or high-quality aftermarket part designed to match Mazda s factory specifications, ensuring proper fitment and durability.

2. **Prevents Excessive Vibration and Noise** A worn or damaged rear passenger mount can cause rattling, clunking noises, or excessive movement in the cabin, especially over rough roads. Replacing it restores stability and comfort.

3. **Extends Suspension Lifespan** A failing mount can place undue stress on other suspension components (shocks, struts, bushings), leading to premature wear. Replacing it helps maintain overall suspension health.

4. **Improves Ride Quality** A properly functioning mount helps isolate road imperfections, leading to a smoother, more controlled ride.

5. **Easy Installation** This part is typically straightforward to replace, requiring basic tools and minimal mechanical skill. Many owners or even inexperienced DIYers can complete the job in under an hour.

6. **Cost-Effective Long-Term Solution** While the part itself is reasonably priced, replacing it early prevents more expensive suspension or drivetrain repairs down the line.

7. **Warranty Coverage (If Purchased from Authorized Dealer or Reputable Supplier)** Some aftermarket parts come with warranties, and OEM parts may still be available under extended warranty programs.

1. **Potential Counterfeit Parts** If purchasing from an untrusted seller (e.g., eBay, Craigslist, or unknown online marketplaces), there s a risk of receiving a low-quality or fake part that fails prematurely.

2. **Labor Costs if Not DIY** If taking the vehicle to a mechanic, labor charges (typically $100 $200) can add to the total cost, making DIY installation more economical.

3. **Limited Availability of OEM Parts** Mazda may not stock this exact part for older models, requiring sourcing from third-party suppliers, which could introduce quality concerns.

4. **Possible Additional Wear** If the mount has been damaged for some time, other suspension components (like bushings or control arms) may also need replacement, increasing long-term costs.

5. **Time-Consuming for Beginners** While not extremely difficult, lifting the vehicle and accessing the rear mounts requires basic automotive knowledge. Mistakes (e.g., overtightening bolts) could damage the mount or surrounding components.

---

The **Mazda CX-5 (2019-2025) 2.5L AWD rear passenger mount bracket (K128-39-010)** is a **practical and necessary replacement** for vehicles experiencing excessive cabin noise, vibration, or suspension instability. The benefits improved ride quality, extended suspension life, and prevention of further damage far outweigh the minor drawbacks, provided the part is **authentic and installed correctly**.

The **biggest risks** stem from **purchasing a counterfeit part or hiring an unskilled mechanic**, both of which can lead to wasted money or recurring issues. However, for most owners, this is a **simple, cost-effective fix** that enhances comfort and reliability.

---

1. **Source the Part from a Trusted Supplier**

- Buy from **Mazda-authorized dealers, reputable aftermarket suppliers (e.g., RockAuto, Dorman, or local Mazda specialty shops), or verified online marketplaces** (e.g., Amazon, eBay with seller ratings).

- Avoid suspiciously cheap deals that may indicate counterfeit goods.

2. **DIY Installation if Comfortable**

- Gather the necessary tools (jack, jack stands, socket set, torque wrench).

- Follow Mazda s service manual or a **detailed YouTube guide** (e.g., from **ChrisFix or Mazda-specific channels**) for step-by-step instructions.

- If unsure, consult a **mechanic for a second opinion** before proceeding.

3. **Check for Accompanying Wear**

- While replacing the mount, inspect **rear bushings, sway bar links, and shock mounts** for signs of wear. Replace any damaged components to prevent future issues.

4. **Consider a Full Suspension Inspection**

- If the mount failure is part of a broader suspension degradation (e.g., leaking shocks, worn control arms), address those issues simultaneously for long-term reliability.

5. **Budget for Potential Additional Costs**

- If the mount is part of a larger problem (e.g., a failing subframe or drivetrain mount), be prepared for extra expenses. However, a single mount replacement should cost **$50 $150 for the part** and **$0 $200 for labor**, depending on DIY vs. professional installation.

**Final Verdict:** **Worth the investment** if the symptoms (noise, vibration, or instability) are present. Prioritize **quality over price** to avoid future headaches. For most owners, this is a **quick, affordable fix** that significantly improves driving comfort and vehicle longevity.

Details:

They are of ONE-TIME USE and very often get damaged when the part is removed. Do not think that they can be reused during installation. Such components must be purchased ONLYNEW and are not included into the kit. In other words, they may be present anther parts but require mandatory replacement with the NEW ones.

Products sold in quantities will show a single image representing the others equal or greater condition.

part #: k12839010 prices

• $40.00-$49.99

specifications engimou:

• for models: Cx-5, Awd
• for makes: Mazda
• for years: 2019-2025
• mpn: K128-39-010
• items included: Bracket
• type: Engine Mount
• placement on vehicle: Rear, Right
• oe/oem part number: K12839010, K128-39-010
• manufacturer warranty: 1 Month
• performance part: No
• universal fitment: Yes
• mounting style: Bolt-on
• finish: Uncoated

offer engimou:

• started: May 20, 2026
• quantity: 1
• availability: In Stock
• sold: 0
• options: Ship-to-home
• best offers: True

general engimou:

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

returns engimou:

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

seller engimou:

• city: Trenton, New Jersey
• # reviews: 10445
• rating: 99.9%

shipping engimou:

• carrier: UPS
• service: UPS Ground Saver
• type: Fixed
• transit: 6-8 Days
• class: Economy
• cost: $0.00

payments engimou:

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

Mazda K128-39-010 Is Similar To:

• 104-1938 Manual Trans Mount Fits Mazda (29.9% similar) ...(November 15th, 2018)
• 104-2188 Engine Mount Front Fits Mazda Mpv (35.1% similar) You won't be disappointed. So forget the rest and try Best. Our team of certified car quest counter pros are Best in the biz...(September 2nd, 2018)
• 13928447 Aftermarket Products New Transmission Mount Mazda (21.8% similar) The items are brand new parts that look and fit same as original, except at a much better price...(July 5th, 2018)
• 20180912104 Pcs Motor Trans Mount Fit Mazda Turbo (27.5% similar) This is usually 3 months. Please by using the messaging system...(September 16th, 2018)
• 230 32057 001 Wd Express Engine Fits Mazda (33.6% similar) ...(October 10th, 2018)
• 4291 Eagle Bhp Transmission Motor Mount For Mazda 841257111435 (31.8% similar) Please for more details...(March 21st, 2019)
• 4343h Autozone Engine Mount Front Right Rodatech Fits Mazda (31.1% similar) Postal service. Or Canadian drivers license, us. State id, Canadian province us. Postal service or FedEx. Military id, Mexican voter registration card, passport, us...(September 10th, 2018)
• 5698 Aftermarket Products Engine Transmission Mounts Fit For Mazda Tribute (36.8% similar) Your id will retain in a company wide database of customer return activity file. J make model year engine size eng. Warranty on replacement parts cover the unused portion of original or 3 months whichever is longer. The length of limited warranty varies with each part...(November 5th, 2018)
• 604402 Pioneer Engine Mount Fits Mazda Inc (32.1% similar) Pioneer inc. 24X7 online. Listing data is catalog provider. Engine mount fits mazda 3 pioneer inc. Supplied your vehicles manufacturer with the engine mount. All products are covered by manufacturers warranty...(April 16th, 2018)
• 604403 Pioneer Engine Mount Front Right Fits Mazda (31.7% similar) Our 6,000 global employees support a catalog of 46,000 new and sustainably-remanufactured parts. Cardin industries, inc. We build it better...(October 22nd, 2018)
• 604405 Pioneer Engine Mount Rear Fits Mazda (31.8% similar) If your looking to increase gas mileage, get better engine performance, or help the environment 123AUTOPARTS on motors is place buy now...(February 16th, 2019)