1. Car/Truck Fenders Parts
  2. sku: 12584416493958751
  3. GM 20723449

GM 20723449 Rear Reinforced Brace

fits year: 1989–1991.

20723449 Gm Genuine Rear Reinforced Brace

( Brand: Gm ), ( Manufacturer Part Number: 20723449 ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Buick ), ( Year: 1989 1990 1991 ), ( Parts Included: Only Part Reference 4 On The Diagram Is Included )

Review GM Genuine Rear Reinforced Brace fits 1989–1991

The GM 20723449 Rear Reinforced Brace is an essential component for enhancing the durability and stability of your vehicle's rear suspension system. This brace is specifically designed for use in select GM vehicles and is engineered to address common issues related to weaknesses in the factory rear suspension design.

The brace is made of high-strength steel, ensuring it can withstand the rigors of daily driving while also providing additional support to the rear suspension components. Its reinforced design helps to reduce the twisting and flexing that can occur in the rear suspension, particularly during aggressive driving or when towing heavy loads.

The GM 20723449 Rear Reinforced Brace is a direct replacement for the factory suspension brace and is designed to fit seamlessly into your vehicle. It comes with all necessary hardware for installation, making the process straightforward and hassle-free. The brace also undergoes rigorous testing to ensure it meets or exceeds OEM specifications for fit, function, and finish.

By installing the GM 20723449 Rear Reinforced Brace in your vehicle, you can enjoy improved handling, better stability, and increased confidence on the road. It's an excellent investment for those who demand the best performance from their vehicle, whether they're driving daily or tackling more challenging conditions.

Additionally, the brace can help prevent common rear suspension issues, such as excessive sway or body roll, which can make your vehicle feel less responsive or less stable. By addressing these issues, the brace can help improve your driving experience and make your vehicle feel more connected to the road.

In conclusion, the GM 20723449 Rear Reinforced Brace is an essential upgrade for any GM vehicle owner looking to improve the performance, durability, and stability of their suspension system. Its high-strength steel construction, reinforced design, and straightforward installation process make it a smart investment for anyone who demands the best from their vehicle.

Rear Reinforced Brace (GM 20723449): A Comprehensive Analysis

The GM 20723449 rear reinforced brace is a popular aftermarket suspension component designed to enhance the stability and rigidity of the rear suspension system in certain vehicles. This analysis aims to provide an unbiased assessment of the product, outlining its potential advantages and disadvantages.

Pros:

1. Enhanced stability: The primary function of a rear reinforced brace is to increase the structural rigidity of the vehicle's rear suspension system. This results in improved handling and stability, especially during high-speed cornering and aggressive driving.

2. Reduced body roll: By connecting the body and the rear suspension, the brace helps to minimize body roll, which is the unwanted leaning or swaying of the vehicle during cornering. This can lead to a more enjoyable driving experience and better performance.

3. Durability: The GM 20723449 rear reinforced brace is manufactured from high-quality materials and is designed to withstand the rigors of regular use. It is expected to last longer than the OEM (original equipment manufacturer) component it replaces.

4. Improved ride quality: The increased rigidity of the rear suspension system can lead to a smoother ride, as the vehicle's body is better supported and less prone to unwanted movements.

Cons:

1. Installation complexity: Installing the rear reinforced brace may require some mechanical knowledge and experience. This is not a DIY (do-it-yourself) project for the average vehicle owner.

2. Cost: The price of the GM 20723449 rear reinforced brace may be higher than the cost of the OEM component it replaces. This is a common issue with aftermarket performance parts.

3. Potential impact on ride comfort: While the increased rigidity can lead to a smoother ride, some drivers have reported that the brace can make the ride feel stiffer or harsher. This may be a trade-off worth making for those who prioritize handling and performance over ride comfort.

Conclusion:

The GM 20723449 rear reinforced brace is a performance-oriented suspension component that offers several advantages, including enhanced stability, reduced body roll, and improved durability. However, it may require professional installation and carries a higher cost compared to the OEM component. Additionally, it could potentially impact ride comfort negatively. Ultimately, the decision to purchase this part depends on individual priorities and driving preferences.

Recommendation:

If you are a performance-focused driver seeking improved handling and stability, the GM 20723449 rear reinforced brace is an excellent upgrade option for your vehicle. However, if you prioritize ride comfort above all else, it may be worth considering alternative solutions or modifications. As always, it's essential to consult with a professional mechanic or performance specialist to ensure a successful installation and optimal results.

part # 20723449 prices

  • $22.68-$37.80

specifications fenderfolly:

  • for years: 1989-1991
  • brand: Gm
  • manufacturer part number: 20723449
  • genuine oem: Yes
  • warranty: 1 Year
  • fitment type: Direct Replacement
  • make: Buick
  • year: 1989 1990 1991
  • parts included: Only Part Reference 4 On The Diagram Is Included

returns fenderfolly:

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

general fenderfolly:

  • Exterior Parts Accessories > Panels > Body Side Quarter Panels
  • condition: New

offer fenderfolly:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • started: April 24, 2026
  • quantity: 2

shipping fenderfolly:

  • type: Fixed
  • class: Standard, Expedited
  • carrier: UPS
  • cost: $0.00
  • service: UPS Ground, UPS 2nd Day Air
  • transit: 4-7 Days

payments fenderfolly:

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

seller fenderfolly:

  • rating: 100.0%
  • # reviews: 831
for years: 1989-1991, genuine oem: yes, warranty: 1 year, fitment type: direct replacement, year: 1989 1990 1991, parts included: only part reference 4 on the diagram is included,
manufacturer: buick, category: auto parts > exterior parts accessories > panels > body side quarter panels, sku: 12584416493958751,

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5 offers $22.68–$37.80 USD
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