MOPAR 409-128 Plate Automatic 5.9L

( Brand: Mopar ), ( Type: Flexplate ), ( Ipn: 409-128 ), ( Universal Fitment: No ), ( Transmission Type: Automatic )

Review MOPAR Aftermarket Plate Dodge 5.9l Automatic fits FLEX RAM CUMMINS 2500 3500 2006–2007

The Mopar 409-128 flex plate is an essential component in the powertrain system of select 2006 and 2007 Dodge Ram 2500 and 3500 models equipped with the 5.9L Cummins automatic transmission. This part is designed to provide a robust connection between the engine's crankshaft and the transmission's torque converter, ensuring efficient power transfer and reliable performance.

The Mopar 409-128 flex plate boasts several key features that make it an ideal choice for these applications. Its robust design is engineered to handle the high torque output of the Cummins engine, ensuring that it can withstand the rigors of heavy-duty use. The plate is also precision-machined to ensure a perfect fit and alignment with the crankshaft and torque converter, minimizing any potential vibrations or noise.

One of the standout features of this flex plate is its dual-mass design. This means that it consists of two separate masses connected by a clutch system. The first mass is responsible for absorbing low-frequency vibrations, while the second mass handles high-frequency vibrations. By separating the two masses, the Mopar 409-128 flex plate is able to provide superior vibration damping, resulting in a smoother and quieter operating engine.

The Mopar 409-128 flex plate is also designed with durability in mind. It is made from high-strength materials that can withstand the intense heat and pressure generated by the Cummins engine. Additionally, the clutch system is designed to provide a secure connection between the engine and transmission, even under heavy loads.

In summary, the Mopar 409-128 flex plate is an essential component for any 2006 or 2007 Dodge Ram 2500 or 3500 with the 5.9L Cummins automatic transmission. Its robust design, dual-mass technology, and high-quality materials make it an ideal choice for those seeking reliable and efficient power transfer in their heavy-duty vehicle.

Mopar 409-128 Flex Plate for 2006-2007 Dodge Ram 5.9L Cummins: Pros, Cons, and Conclusion

The Mopar 409-128 flex plate is an aftermarket upgrade for the automatic transmission in 2006-2007 Dodge Ram 2500 and 3500 models with a 5.9L Cummins engine. This part aims to improve the performance and durability of the transmission system. In this article, we will discuss the pros and cons of purchasing this flex plate.

1. Enhanced Torque Capability: The Mopar 409-128 flex plate can handle increased torque levels, making it an ideal upgrade for those who plan to make power modifications to their engine, such as adding larger turbos or performance chips.

2. Improved Durability: The OEM flex plate is known to fail under heavy torque loads. The aftermarket Mopar flex plate is designed to be more robust and withstand the stress of power upgrades.

3. Smoother Transmission Operation: The upgraded flex plate can lead to smoother shifts and reduced vibrations, resulting in a better driving experience.

1. Cost: The Mopar 409-128 flex plate is a premium aftermarket part, which can be quite expensive compared to the stock OEM component.

2. Installation Complexity: Installing the Mopar flex plate requires professional expertise and specialized tools. It is not a DIY job for most vehicle owners.

3. Potential Noise: Some users have reported hearing a minor noise coming from the transmission after installing the Mopar flex plate. This noise is usually not a cause for concern but can be annoying for some.

The Mopar 409-128 flex plate is an excellent upgrade for Dodge Ram 2500 and 3500 owners with 5.9L Cummins engines who plan to make power modifications to their vehicles. The enhanced torque capacity, improved durability, and smoother transmission operation make it a worthwhile investment. However, the cost and installation complexity are significant drawbacks. Ultimately, the decision to purchase this upgrade depends on your individual needs, budget, and technical expertise.

For Dodge Ram 2500 and 3500 owners with 5.9L Cummins engines who are planning power modifications, the Mopar 409-128 flex plate is a recommended upgrade due to its torque handling capabilities and durability improvements. If you are not planning any power modifications, the stock OEM flex plate should suffice. However, if you want a smoother driving experience, the Mopar flex plate could still be a worthwhile investment. It is essential to consult with a professional mechanic for installation to ensure proper fitment and function.

Details:

This item appears to be in good used condition. This item also has two sets of torque converter mounting holes indicating it may fit multiple years and transmissions. Please view all pictures to assure fit. Stock # 7R8574.

This is a used aftermarket automatic transmission Flex plate removed from 2007 Dodge Ram 3500 with 5.9L Cummins diesel. Manufacturer is unknown but item has markings 47/48 indicating a possible mashup to 47RE or 48RE transmissions.

specifications flwheflepla:

• for models: 2500, 3500, Flex, Ram, Cummins
• for makes: Dodge, Mopar
• for years: 2006-2007
• brand: Mopar
• type: Flexplate
• ipn: 409-128
• universal fitment: No
• transmission type: Automatic

shipping flwheflepla:

• cost: $40.53
• type: Calculated
• class: Standard, Expedited
• transit: 2-5 Days
• service: UPS Ground, USPS Ground Advantage, USPS Priority Mail
• carrier: UPS, USPS

offer flwheflepla:

• quantity: 1
• availability: In Stock
• options: Ship-to-home
• started: December 1, 2025
• sold: 0

returns flwheflepla:

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

payments flwheflepla:

• wallet: Paypal
• other
• credit card: Visa

seller flwheflepla:

• city: Bowling Green, Kentucky
• # reviews: 2765
• rating: 99.9%

general flwheflepla:

• condition: Used
• Car Truck Parts Accessories > Transmission Drivetrain > Flywheels Flexplates

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