MOPAR 5090020AA Isolator

( Manufacturer Part Number: 5090020AA ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 0 On The Diagram Is Included )

Review MOPAR Genuine Isolator

The **Mopar 5090020AA Isolator** is a high-performance, precision-engineered component designed specifically for Chrysler, Dodge, Jeep, and Ram vehicles equipped with the iconic 5.7L and 6.1L Hemi V8 engines, as well as the 6.4L Hemi V10 found in select models like the Ram 1500 and 3500 trucks, as well as the Dodge Challenger and Charger. This isolator serves as a critical vibration-dampening and noise-reduction device, strategically positioned between the engine and the transmission or drivetrain to minimize harshness, rattles, and unwanted vibrations that can compromise ride comfort and long-term drivetrain integrity. Crafted from durable, high-grade materials, the Mopar 5090020AA isolator features a robust rubber compound reinforced with internal steel reinforcements, ensuring optimal resilience against the extreme forces generated by high-performance engines while maintaining flexibility under varying load conditions. Its unique design incorporates a precise mounting interface, allowing for seamless installation without the need for additional modifications, making it an ideal replacement for OEM isolators that may degrade over time due to exposure to heat, oil, and road debris. Whether used in stock applications or high-performance setups, this isolator helps maintain drivetrain alignment, reduces transmission tunnel noise, and extends the lifespan of related components by absorbing and dissipating vibrational energy efficiently. Built to Mopar s rigorous quality standards, the 5090020AA isolator delivers reliable performance, ensuring a smoother, quieter, and more durable driving experience for enthusiasts and daily drivers alike.

### **Pros and Cons of buying a Mopar 5090020AA Isolator**

1. **OEM Quality** This part is manufactured by Mopar, the official equipment manufacturer for Chrysler, Dodge, Jeep, and Ram vehicles. As an OEM component, it is designed to meet the exact specifications of the original equipment, ensuring proper fitment and performance.

2. **Reliability** Mopar parts are known for their durability and long-term reliability. The isolator is engineered to handle the stress of suspension movement without premature wear, reducing the risk of failure over time.

3. **Compatibility** The 5090020AA isolator is designed for specific applications, such as the rear suspension of certain Chrysler, Dodge, and Jeep models (e.g., 2000 2007 Dodge Durango, 2006 2010 Jeep Grand Cherokee). Using an OEM part minimizes the risk of compatibility issues that can arise with aftermarket alternatives.

4. **Warranty Coverage** Mopar parts often come with manufacturer warranties, providing peace of mind in case of defects. This can be particularly valuable if the part fails shortly after installation.

5. **Maintenance of Resale Value** Using OEM parts in repairs or modifications can help maintain or even increase the resale value of a vehicle, especially for enthusiasts or collectors who prioritize authenticity.

6. **Ease of Installation** Since it is an OEM part, it is designed to fit seamlessly into the vehicle s suspension system without requiring extensive modifications. This can simplify the installation process compared to some aftermarket alternatives that may require additional tools or adjustments.

7. **Consistency with Factory Performance** The isolator is designed to replicate the original vehicle s handling and ride characteristics. This can be important for drivers who prioritize a familiar driving experience or for those who want to avoid altering the vehicle s suspension dynamics.

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1. **Higher Cost** OEM parts like the Mopar 5090020AA isolator are typically more expensive than aftermarket alternatives. The premium price reflects the brand reputation, quality control, and warranty backing, which may not be necessary for all buyers.

2. **Limited Customization** Unlike aftermarket parts, OEM isolators do not offer custom tuning options (e.g., different stiffness levels for off-road or sport applications). If a driver wants to modify the suspension for specific performance needs, aftermarket alternatives may provide more flexibility.

3. **Potential Overkill for Minor Issues** If the isolator is failing due to a minor issue (e.g., a small crack or wear), replacing it with an OEM part may be more expensive than necessary. In such cases, some drivers might opt for a budget aftermarket replacement or even a DIY repair if they have mechanical experience.

4. **Longer Lead Times** OEM parts can sometimes have longer lead times compared to aftermarket parts, especially if they are ordered directly from Mopar or an authorized dealer. This delay could be inconvenient for drivers who need the part urgently.

5. **Environmental and Ethical Considerations** Some consumers prefer aftermarket parts made from recycled or eco-friendly materials. OEM parts, while high-quality, may not always align with these preferences, though this is less of a practical concern than a moral one for most buyers.

6. **Potential for Overstock or Discontinued Models** In rare cases, OEM parts may become discontinued or difficult to source if the vehicle model is no longer in production. While this is unlikely for a part as common as the 5090020AA, it is a theoretical risk that aftermarket parts might mitigate.

7. **No Additional Features** OEM isolators are functional but do not include additional features such as built-in vibration dampening or reinforced materials that some aftermarket brands offer. For drivers seeking enhanced performance or comfort, these extras may be appealing.

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### **Conclusion**

The Mopar 5090020AA isolator is a high-quality, reliable OEM part that offers peace of mind through its durability, warranty, and exact fitment. It is an excellent choice for drivers who prioritize authenticity, long-term reliability, and the maintenance of their vehicle s original performance characteristics. However, the higher cost and lack of customization options may make it less ideal for budget-conscious buyers or those seeking performance modifications.

For most owners of compatible Chrysler, Dodge, or Jeep vehicles, the benefits of using an OEM part outweigh the drawbacks, especially if the isolator is part of a routine maintenance or repair process. If cost is a significant concern, aftermarket alternatives can be considered, but they may not offer the same level of assurance or longevity.

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### **Recommendation**

- You own a compatible Chrysler, Dodge, or Jeep vehicle and want to maintain OEM standards.

- You prioritize reliability, warranty coverage, and long-term performance.

- You are replacing the part as part of a routine suspension maintenance or repair.

- You do not require customization or additional features beyond the original specifications.

- You are on a tight budget and can find a high-quality aftermarket isolator with good reviews.

- You are looking for customization options (e.g., stiffer or softer isolators for off-road or sport applications).

- You need the part urgently and can source an aftermarket option faster without compromising quality.

For the average driver, the Mopar 5090020AA isolator is the best choice due to its proven performance and compatibility. However, always verify the part s fitment for your specific vehicle model and year before purchasing.

Details:

Theres a lot of variation for seemingly simple items. Electrical parts are not returnable. If a part is not in stock and must be ordered from the manufacturer, availability will depend on which depot country it can sourced. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.

Genuine Mopar Isolator 5090020AA: Parts: ENGINE MOUNT. 720 600 4333. Parts must be resalable and in the original packaging. Give me a ring.

Got a question. Cancelling an order that has shipped is likely to make Scott very angry, and ill-advised unless you want bad luck for the next 5 years.

part #: 5090020aa prices

• $10.25-$11.07

specifications engimou:

• for makes: Mopar
• mpn: 5090020aa
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• parts included: Only Part Reference 0 On The Diagram Is Included

seller engimou:

• # reviews: 342
• city: Longmont, Colorado
• rating: 100.0%

offer engimou:

• availability: In Stock
• started: April 28, 2026
• sold: 0
• quantity: 4
• options: Ship-to-home

returns engimou:

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

general engimou:

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

payments engimou:

• wallet: Paypal
• other
• credit card: Mastercard

shipping engimou:

• cost: $9.95
• transit: 3-8 Days
• service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air Saver
• class: Standard, Expedited, One-day
• type: Fixed
• carrier: UPS

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