1. Sway Bars Suspension Steering For Sale
  2. sku: 14608090015336632
  3. BUICK 25558117

BUICK 25558117 Ave Ultra Rear Stabilizer Bar Sway Brackets

fits model: Park. make: Buick. year: 1991–1996.

25558117 Buick 1991-1996 Park Ave Ultra Rear Stabilizer Bar Oem Sway With Brackets

( Manufacturer Part Number: 25558117 ), ( Part Type: Bracket Stabilizer Bar ), ( Id: 75a3387d-26b5-4b86-adc4-9d98b033f97c ), ( Interchange: 524-296b ), ( Year: 1992 )

Review BUICK Ave Ultra Rear Stabilizer Bar Oem Sway Brackets fits PARK 1991–1996

The **Buick 25558117 Rear Stabilizer Bar Sway Brackets (1991 1996 Park Avenue Ultra)** are a precision-engineered suspension component designed to enhance the handling, stability, and overall driving dynamics of this iconic luxury sedan. These brackets form an integral part of the rear stabilizer bar assembly, which works in tandem with the vehicle s suspension system to minimize body roll during cornering, aggressive lane changes, or uneven road conditions. Crafted from high-strength steel, these brackets are built to withstand the rigors of daily driving while maintaining structural integrity under heavy loads, ensuring consistent performance over time. The design is tailored specifically for the **1991 through 1996 Buick Park Avenue Ultra**, a model known for its refined ride quality and premium build, making these brackets a critical upgrade for owners seeking to restore factory-level handling or improve upon it. By securely mounting the rear stabilizer bar to the chassis, these brackets prevent excessive lateral movement, reducing wear on bushings, tires, and other suspension components while delivering a more responsive and composed driving experience. Whether used in a full suspension refresh, a performance-oriented modification, or as part of a routine maintenance upgrade, these brackets are an essential component for maintaining or enhancing the Park Avenue Ultra s legendary balance between comfort and control. Their compatibility with the original stabilizer bar ensures a seamless fit, allowing for easy installation with standard tools, while their durable construction promises long-lasting reliability making them a must-have for enthusiasts and restorers alike.

Buying the **Buick Park Avenue Ultra rear stabilizer bar sway brackets (part number 25558117, for models 1991 1996)** involves weighing several factors to determine if it s the right choice for your vehicle. Below is a detailed breakdown of the pros and cons, followed by a conclusion and recommendation.

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### **Pros of Buying These Sway Bar Brackets**

1. **Improved Handling and Stability**

The rear stabilizer bar helps reduce body roll during cornering, especially on uneven roads or when carrying heavy loads. Replacing worn or broken brackets can restore the intended suspension geometry, leading to more predictable and stable handling.

2. **Prevents Further Damage**

If the existing brackets are cracked, bent, or broken, they can cause excessive wear on other suspension components, such as bushings, control arms, or even the sway bar itself. Replacing them early prevents secondary damage and costly repairs down the line.

3. **Compatibility and Fitment**

These brackets are designed specifically for the **1991 1996 Buick Park Avenue Ultra**, ensuring a proper fit without modification. Using OEM or high-quality aftermarket parts reduces the risk of installation issues.

4. **Cost-Effective Solution**

Replacing sway bar brackets is generally a low-cost repair compared to other suspension upgrades. The parts themselves are relatively inexpensive, and labor costs are minimal since they are straightforward to install.

5. **Enhanced Ride Comfort**

While sway bars primarily affect handling, worn brackets can contribute to a harsher ride by allowing excessive movement. Replacing them can restore a smoother, more controlled ride, especially over bumps or rough pavement.

6. **Maintenance and Longevity**

If the brackets are part of a routine suspension maintenance plan, replacing them proactively can extend the life of the entire suspension system. This is particularly useful for vehicles used frequently on highways or in stop-and-go traffic.

7. **Ease of Installation**

These brackets are typically bolt-on replacements, requiring only basic tools (socket set, wrench, and possibly a torque wrench). Many DIYers can complete the job in under an hour, depending on their mechanical experience.

8. **OEM Quality (If Purchasing Original Parts)**

If you opt for genuine Buick parts, you benefit from the same materials and engineering standards used in the original vehicle. While aftermarket options may be cheaper, OEM parts often provide better durability and fit.

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### **Cons of Buying These Sway Bar Brackets**

1. **Potential for Counterfeit or Low-Quality Parts**

If purchasing from an unknown seller (especially online), there is a risk of receiving counterfeit or substandard parts. These may fail prematurely or not fit correctly, leading to handling issues or further damage. Always buy from reputable suppliers or dealerships.

2. **Additional Wear May Exist**

Simply replacing the brackets does not address other worn suspension components, such as bushings, ball joints, or sway bar links. If these are also degraded, the improvement in handling may be limited until those parts are replaced as well.

3. **Labor Costs if Not DIY**

While the parts are inexpensive, labor costs at a shop can add up, especially if the vehicle requires a lift or additional diagnostics. For some buyers, this may not be cost-effective compared to other suspension upgrades.

4. **Limited Performance Gain for Casual Drivers**

If you primarily drive on smooth roads or in urban areas, the benefits of replacing sway bar brackets may be minimal. The improvement in handling is more noticeable on highways, rough roads, or when towing.

5. **Risk of Over-Tightening During Installation**

If the brackets are not installed correctly particularly if bolts are over-tightened they can strip threads or warp the mounting points. This requires careful attention during installation to avoid damaging the vehicle.

6. **Age of the Vehicle May Affect Overall Condition**

If the Buick is already showing signs of wear in other areas (e.g., rust, worn tires, failing shocks), addressing sway bar brackets alone may not significantly improve the driving experience. A holistic suspension check is advisable.

7. **Aftermarket Parts May Not Match OEM Durability**

While many aftermarket brackets are high-quality, some cheaper alternatives may use softer materials or inferior manufacturing processes. These could wear out faster than OEM parts, requiring more frequent replacements.

8. **Potential for Misalignment After Installation**

If the vehicle was previously out of alignment or had other suspension issues, replacing the brackets without addressing those problems may not yield the expected results. A post-installation alignment is recommended.

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### **Conclusion**

Replacing the **Buick Park Avenue Ultra rear stabilizer bar sway brackets (25558117, 1991 1996)** is a **practical and cost-effective upgrade** for improving handling, stability, and ride quality. The benefits such as reduced body roll, prevention of further suspension damage, and ease of installation outweigh the drawbacks for most owners, particularly those who prioritize safety and longevity.

However, the decision should be made with awareness of potential pitfalls, such as purchasing counterfeit parts, ignoring other worn suspension components, or overlooking alignment needs. If you are comfortable with basic mechanical work, this is a **rewarding DIY project**. For those less experienced, consulting a mechanic to assess the rest of the suspension system is wise.

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### **Recommendation**

1. **Verify the Condition of Other Suspension Parts**

Before purchasing, inspect or have a mechanic check the sway bar bushings, control arm bushings, ball joints, and shocks. If these are worn, address them simultaneously for the best results.

2. **Purchase from a Trusted Source**

Buy the brackets from an **authorized Buick dealer, reputable online retailer (e.g., RockAuto, PartsGeek, or local auto parts stores with return policies), or a known aftermarket brand (e.g., Mann, Monroe, or ACDelco)**. Avoid unknown sellers to avoid counterfeit parts.

3. **Consider OEM vs. Aftermarket**

- **OEM (Original Equipment Manufacturer)** parts (e.g., genuine Buick brackets) offer the best fit and durability but may be pricier.

- **High-quality aftermarket** (e.g., ACDelco, Monroe, or Mann) provides a good balance of cost and performance. Avoid no-name brands unless thoroughly researched.

4. **Install Properly**

Follow the manufacturer s torque specifications (typically 25 35 ft-lbs for sway bar brackets) and ensure the vehicle is on a level surface. If unsure, consult a mechanic for installation.

5. **Get an Alignment After Installation**

Replacing sway bar brackets can alter suspension geometry, so a post-installation wheel alignment is essential for optimal handling and tire wear.

6. **Budget for Additional Maintenance**

If the vehicle has other suspension issues, allocate funds for those repairs to maximize the lifespan and performance of your Buick.

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**Final Verdict:** **Yes, buy and replace these sway bar brackets** if your goal is to improve handling, prevent further suspension damage, and maintain your Buick s ride quality. Pair this with a thorough suspension inspection to ensure long-term reliability. For most owners, the investment is justified and straightforward.

Details:

Search for more parts BUICK PARK AVE. Model: BUICK PARK AVE. This part will fit the following: BUICK PARK AVENUE 80 UP 91-96 Rear, 21mm.

part #: 25558117 price

  • $142.50

specifications swabasus:

  • for models: Park
  • for makes: Buick
  • for years: 1991-1996
  • mpn: 25558117
  • part type: Bracket Stabilizer Bar
  • id: 75a3387d-26b5-4b86-adc4-9d98b033f97c
  • interchange: 524-296b
  • year: 1992

seller swabasus:

  • rating: 99.3%
  • city: Brush, Colorado
  • # reviews: 14287

offer swabasus:

  • sold: 0
  • started: February 12, 2026
  • best offers: True
  • options: Ship-to-home
  • availability: In Stock
  • quantity: 1

returns swabasus:

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

payments swabasus:

  • credit card: Visa
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  • wallet: Paypal

shipping swabasus:

  • cost: $0.00
  • type: Fixed
  • class: Standard
  • service: Standard
  • transit: 2-6 Days

general swabasus:

  • Car Truck Parts Accessories > Steering Suspension > Sway Bars, Links Bushings
  • condition: Used
for models: park, for makes: buick, for years: 1991-1996, part type: bracket stabilizer bar, id: 75a3387d-26b5-4b86-adc4-9d98b033f97c, interchange: 524-296b, year: 1992,
category: auto parts > car truck parts accessories > steering suspension > sway bars, links bushings, sku: 14608090015336632,
Buick 25558117 Is Similar To:
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1 offer $142.50 USD
  • Used. Offer #1 priced at $142.50 + $0.00 shipping estimate = $142.50* total. This part will fit the following: BUICK PARK AVENUE (80&UP) 91-96 Rear, 21mm Stabilizer Bar.FREE SHIPPING

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