BUICK 21452 Automatic Transmission Flexplate 6-173 2.8

( Manufacturer Part Number: 21452 ), ( Manufacturer Warranty: 90 Day ), ( Genuine Oem: Yes ), ( Seller Notes: 3.9 ), ( Interchange Item Code: 409 ), ( Color: Gold ), ( Type: Clutch Flywheel ), ( Partout Id: A-84604298 )

Review BUICK Used Automatic Transmission Flexplate At 2.8 Grad fits LUCERNE 2009

Buick 21452 Automatic Transmission Flexplate for 2009 Lucerne (6-173 2.8)

The Buick 21452 Automatic Transmission Flexplate is a crucial component in the powertrain system of your 2009 Lucerne 6-173 2.8. Designed specifically for Buick vehicles, this flexplate ensures the smooth and efficient operation of your automatic transmission.

The flexplate is a heavy-duty steel component that connects the engine crankshaft to the transmission input shaft. It functions as a pulley for the transmission torque converter clutch assembly, allowing the engine and transmission to synchronize their rotational speeds during vehicle starts and shifts.

This particular flexplate, part number 21452, is manufactured to OEM (Original Equipment Manufacturer) specifications to ensure a perfect fit and function in your 2009 Buick Lucerne with the 2.8L engine and 6-speed automatic transmission. It is engineered to withstand the rigors of daily driving, delivering reliable performance and durability.

The Buick 21452 Automatic Transmission Flexplate is also designed with a balanced and vibration-dampening feature to reduce unwanted engine noise and improve overall driving comfort. The smooth surface finish of the flexplate ensures a secure engagement with the torque converter clutch, minimizing the risk of transmission slippage or damage.

When it comes to installation, the Buick 21452 Automatic Transmission Flexplate is designed to be a straightforward replacement. The new part comes complete with all necessary hardware, making the installation process as hassle-free as possible for the average DIY mechanic or professional technician.

By choosing the Buick 21452 Automatic Transmission Flexplate for your 2009 Lucerne, you're investing in a high-quality, reliable, and cost-effective solution to maintain the performance and longevity of your vehicle's powertrain system.

Buying a Buick 21452 automatic transmission flexplate for a 2009 Lucerne with a 6-173 2.8L engine involves weighing the potential benefits against the costs. Here are some pros and cons to consider:

1. Improved Transmission Performance: A new flexplate can lead to smoother shifts and better overall performance of your automatic transmission.

2. Reliability: A new flexplate can increase the lifespan of your transmission by preventing leaks and reducing wear on other transmission components.

3. Peace of Mind: Replacing a worn-out or failing flexplate can give you peace of mind knowing that you have addressed a potential issue before it causes more significant problems.

1. Cost: The price of a new Buick 21452 automatic transmission flexplate can be relatively expensive, especially when compared to the cost of labor for the installation.

2. Installation Complexity: Installing a new flexplate can be a complex process that requires specialized tools and knowledge. It is recommended that you have a professional mechanic perform the installation to ensure proper alignment and torque.

3. Potential for Additional Repairs: Replacing a flexplate can sometimes uncover other transmission issues that require additional repairs, which can add to the overall cost.

While a new Buick 21452 automatic transmission flexplate can provide improved performance, reliability, and peace of mind, the cost and installation complexity are significant considerations. If you notice symptoms of a failing flexplate, such as transmission slipping or vibrations, it is recommended that you have a professional mechanic inspect your transmission and provide a diagnosis. If the diagnosis confirms that the flexplate needs to be replaced, weigh the benefits against the costs before making a decision.

If you are experiencing symptoms of a failing flexplate and the cost of a new one is within your budget, it may be a worthwhile investment to improve the performance and reliability of your transmission. However, if the cost is a significant concern, it may be worth exploring alternative options, such as used or rebuilt transmission components, or even considering selling the vehicle and investing in a new one with a more reliable transmission. Ultimately, the decision should be based on your individual circumstances and priorities.

Details:

Every part is cleaned, tested and inspected by experts. Original parts mean a perfect fit. This part fits vehicles made in the following years 1987 ,1988,1989,1990,1991,1992,1993,1994,1995,1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006,2007,2008, 2009 ,2010,2011. Unless specified as Universal this is a direct fit Clutch Flywheel.

All parts are covered by warranty. Parts go back into cars rather than landfill. Automatic Transmission Flexplate.

part #: 21452 prices

• $80.79-$135.70

specifications flwheflepla:

• for models: Lucerne
• for makes: Buick
• for years: 2009
• mpn: 21452
• manufacturer warranty: 90 Day
• genuine oem: Yes
• seller notes: 3.9
• interchange item code: 409
• color: Gold
• type: Clutch Flywheel
• partout id: A-84604298

returns flwheflepla:

• policy: Returns Accepted
• time: 60 Days
• paid by: Seller

seller flwheflepla:

• rating: 97.0%
• city: Cape Girardeau, Missouri
• # reviews: 569

general flwheflepla:

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

payments flwheflepla:

• wallet: Paypal
• credit card: Diners-club
• other

offer flwheflepla:

• quantity: 1
• sold: 0
• started: July 29, 2025
• options: Ship-to-home
• best offers: True
• availability: In Stock

shipping flwheflepla:

• cost: $20.00
• type: Fixed
• transit: 3-8 Days
• carrier: USPS
• service: USPS Priority Mail
• class: Expedited

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