1. Engine Cooling Components Deals
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  3. TOYOTA 12371-22140

TOYOTA 12371-22140 Rear Engine Mounting Insulator 12372-21070

fits model: Corolla. make: Toyota. year: 2007–2017.

12371-22140 Toyota Genuine 2007-2017 Corolla Rear Engine Mounting Insulator

( Manufacturer Part Number: 12371-22140 ), ( Oe/oem Part Number: 12372-21070, 12305-0t020, 12361-0t040, 12371-22170, 12371-0d170 ), ( Type: Rear Engine Mounting Insulator ), ( Placement On Vehicle: Rear ), ( Country Of Origin: Japan ), ( Brand Type: Genuine Oem ), ( Ipn: 12372-21070 )

Review TOYOTA Genuine Rear Engine Mounting Insulator fits COROLLA 2007–2017

The **Toyota 12371-22140 Rear Engine Mounting Insulator** is a precision-engineered rubber isolator designed exclusively for the **2007 2017 Toyota Corolla** models equipped with the **1.8L or 2.0L 4-cylinder engine**, ensuring optimal vibration dampening and structural stability for the powertrain. This high-quality rubber component serves as a critical link between the engine block and the vehicle s underbody, absorbing road-induced vibrations, engine noise, and minor movement to prevent excessive stress on the engine mounts, suspension, and surrounding chassis components. Crafted from durable, heat-resistant rubber formulated to withstand the demanding thermal and mechanical conditions of daily driving, this insulator maintains its resilience even under prolonged exposure to engine heat, road debris, and environmental elements. Its robust construction minimizes metal-to-metal contact between the engine and the vehicle s frame, reducing wear on both the engine mounts and the mounting points, thereby extending the lifespan of your Corolla s drivetrain. Whether you re tackling rough highways, navigating city streets, or simply seeking to enhance your vehicle s comfort and longevity, this **OEM-quality replacement part** delivers the same level of performance and reliability as the original equipment, ensuring a seamless fit and a noticeable reduction in engine noise and harshness. Perfect for maintenance routines, repairs, or upgrades, this insulator is a straightforward yet essential component for preserving the integrity of your Toyota s powertrain system.

### **Pros and Cons of buying a Toyota 12371-22140 (2007 2017 Corolla Rear Engine Mounting Isolator)**

#### **Pros:**

1. **Direct Fitment** This part is designed specifically for the 2007 2017 Toyota Corolla, ensuring compatibility without modifications.

2. **Improved Ride Comfort** A worn or damaged engine mount can cause excessive vibration and noise. Replacing it with a new isolator helps dampen road noise and smooths out engine movement.

3. **Prevents Further Damage** A failing engine mount can lead to more serious issues, such as transmission or drivetrain misalignment, if left unaddressed.

4. **OEM Quality (if genuine)** If purchasing an original Toyota part, it meets the manufacturer s standards for durability and performance.

5. **Easy Installation** The part is relatively straightforward to replace, requiring basic tools and mechanical knowledge.

6. **Cost-Effective Solution** Replacing a single isolator is often cheaper than overhauling the entire suspension or transmission system.

#### **Cons:**

1. **Potential Counterfeit Parts** If buying from a non-authorized seller, there is a risk of receiving a low-quality or fake part that fails prematurely.

2. **Limited Longevity** While the isolator itself may last, other related components (like bushings or mounts) could still wear out, requiring additional repairs.

3. **Labor Dependency** If the owner lacks mechanical experience, professional installation may be necessary, adding to the total cost.

4. **Availability Issues** Some aftermarket or generic parts may not fit perfectly, leading to improper alignment or premature wear.

5. **Warranty Considerations** If the vehicle is still under warranty, modifying or replacing suspension components may void certain coverage.

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### **Conclusion**

The **Toyota 12371-22140 rear engine mounting isolator** is a practical and necessary replacement for a failing part in the 2007 2017 Corolla. It directly addresses vibration, noise, and potential drivetrain misalignment issues, making it a worthwhile investment for maintaining vehicle comfort and longevity. However, the quality of the part depends heavily on the source prioritizing genuine or high-reputation aftermarket brands ensures reliability.

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### **Recommendation**

- **Buy from a trusted source** (Toyota dealership, reputable online retailers, or authorized parts suppliers) to avoid counterfeit parts.

- **Consider aftermarket alternatives** (e.g., Duralast, Gates, or Mann Filter) if genuine parts are unavailable or too expensive, but verify compatibility.

- **Inspect related components** (such as the transmission mount or subframe bushings) during installation to prevent future issues.

- **Follow proper installation procedures** to ensure the isolator is securely fastened and properly aligned.

- **Monitor for recurring symptoms** after replacement if noise or vibration persists, further diagnosis may be needed.

For most owners, replacing this part is a **cost-effective and beneficial maintenance step** that extends the life of the vehicle and improves driving comfort. If unsure about installation, consulting a mechanic is advisable.

Details:

Ensures reliable performance and exact fitment to manufacturer specifications. Direct replacement for Toyota Corolla Altos ZZE122 and Allison NZE120 model's. Please clarify all doubts before purchasing. Genuine OEM rear engine mounting insulator part number 12371-22140.

Toyota Corolla 2017.

part #: 1237122140 prices

  • $81.87-$151.95

specifications ocoosys:

  • for models: Corolla
  • for makes: Toyota
  • for years: 2007-2017
  • mpn: 12371-22140
  • oe/oem part number: 12372-21070, 12305-0t020, 12361-0t040, 12371-22170, 12371-0d170
  • type: Rear Engine Mounting Insulator
  • placement on vehicle: Rear
  • country of origin: Japan
  • brand type: Genuine Oem
  • ipn: 12372-21070

payments ocoosys:

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

returns ocoosys:

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

seller ocoosys:

  • city: Shirley, New York
  • rating: 99.9%
  • # reviews: 21021

offer ocoosys:

  • quantity: 1
  • options: Ship-to-home
  • started: May 23, 2026
  • sold: 0
  • availability: In Stock

shipping ocoosys:

  • cost: $0.00
  • type: Fixed
  • transit: 19-22 Days
  • service: USPS Ground Advantage, FedEx Express Saver
  • carrier: USPS, FedEx
  • class: Standard, Expedited

general ocoosys:

  • Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
  • condition: New
for models: corolla, for makes: toyota, for years: 2007-2017, oe/oem part number: 12372-21070, 12305-0t020, 12361-0t040, 12371-22170, 12371-0d170, type: rear engine mounting insulator, placement on vehicle: rear, country of origin: japan, brand type: genuine oem,
category: auto parts > car truck parts accessories > engine cooling components, sku: 21834590727371723,
Toyota 12371-22140 Is Similar To:
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5 offers $81.87–$151.95 USD
  • New. Offer #1 priced at $150.43 + $0.00 shipping estimate = $150.43* total. The part must be installed properly and not disassembled to qualify.FREE SHIPPING
  • New. Offer #2 priced at $151.95 + $0.00 shipping estimate = $151.95* total. FREE SHIPPING
  • New. Offer #3 priced at $81.87 + $40.99 shipping estimate = $122.86* total. LEXUS GENUINE. TOYOTA GENUINE.+$40.99 shipping
  • New. Offer #4 priced at $131.00 + $0.00 shipping estimate = $131.00* total. Toyota Corolla 2010. Toyota Corolla 2017.FREE SHIPPING
  • New. Offer #5 priced at $126.00 + $0.00 shipping estimate = $126.00* total. FREE SHIPPING

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