fits model: G20. make: Infiniti. year: 1991–1996.

( Manufacturer Part Number: 5623058J00 ), ( Part Type: Infinity Bracket Stabilizer Bar ), ( Id: F7a70e79-a37a-4c33-a85f-879a7a93f2ea ), ( Interchange: 524-58490 ), ( Year: 1993 )
The **Infiniti 5623058J00 (1991 1996 Nissan/Infiniti G20 Rear Stabilizer Bar Sway Brackets)** is a precision-engineered suspension component designed to enhance the handling, stability, and ride quality of the iconic G20 platform, which underpins the Infiniti G20, Nissan 300ZX (Z32), and related models from the early '90s. These sway brackets are a critical part of the rear stabilizer bar assembly, serving as the direct connection points between the bar itself and the vehicle s chassis or subframe. Crafted from high-strength, heat-treated steel, these brackets are built to withstand the rigors of daily driving, spirited cornering, and even off-road excursions, ensuring consistent performance and longevity. The design incorporates a robust mounting interface with reinforced ears and precision-machined holes, allowing for a secure and vibration-dampening attachment to the vehicle s suspension components. Over time, these brackets can wear out due to fatigue, rust, or excessive stress from aggressive driving, leading to clunks, rattles, or a loss of stability particularly during hard braking or quick lane changes. Replacing them with this OEM-quality part restores the intended suspension geometry, reducing body roll and improving overall vehicle control. Whether you're restoring a classic G20 to showroom condition or maintaining a high-performance daily driver, these sway brackets are an essential upgrade to preserve the integrity of your suspension system and ensure a refined, responsive ride.
### **Pros and Cons of buying a Infiniti G20 Rear Stabilizer Bar Sway Brackets (Part Number: 5623058J00, 1991-1996 Models)**
#### **Pros:**1. **Improved Handling and Stability** Worn or damaged sway bar brackets can lead to excessive body roll, poor cornering, and an unstable ride. Replacing them restores proper suspension geometry, enhancing stability, especially during aggressive driving or high-speed maneuvers.
2. **Prevents Further Damage** If the brackets are cracked, bent, or broken, they can cause additional wear on bushings, control arms, or even the sway bar itself. Replacing them early prevents more costly repairs down the line.
3. **Better Ride Comfort** Worn brackets can introduce unwanted vibrations and clunks, particularly over rough roads. New brackets eliminate these issues, leading to a smoother ride.
4. **Compatibility and Fitment** This part is a direct OEM replacement for the Infiniti G20 (and Nissan 300ZX, based on the same platform), ensuring an exact fit without modifications.
5. **Easy Installation** The brackets are relatively straightforward to replace, requiring basic tools and minimal mechanical skill. Many owners or even inexperienced DIYers can complete the job in under an hour.
6. **Cost-Effective Solution** Compared to full suspension overhauls or alignment issues caused by worn brackets, replacing just the brackets is a budget-friendly fix.
7. **Extends Suspension Life** By maintaining proper alignment and reducing stress on other suspension components, new brackets help prolong the lifespan of bushings, shocks, and struts.
---
#### **Cons:**1. **Potential for Counterfeit Parts** Some aftermarket or third-party sellers may offer low-quality or fake parts that fail prematurely. Buying from a reputable dealer or directly from Nissan/Infiniti ensures authenticity.
2. **Labor Time Required** While the part itself is simple, lifting the vehicle and accessing the rear sway bar may require a lift, jack stands, and possibly removing the rear wheel. Those without a garage or proper tools may need to pay for shop labor.
3. **Bushing Wear May Persist** If the sway bar bushings (not the brackets) are worn, replacing just the brackets won t fully resolve handling issues. The bushings may need replacement as well.
4. **Limited Longevity Without Maintenance** Even new brackets will degrade over time with wear and tear. Regular inspections and eventual replacement of bushings will be necessary.
5. **Possible Misalignment After Installation** If the brackets are not installed correctly or if the vehicle was previously out of alignment, replacing them alone may not fully restore optimal handling. A post-installation alignment is recommended.
6. **Noise from Bushings (If Not Replaced)** If the original bushings are shot, new brackets may still allow for rattles or clunks unless the bushings are upgraded or replaced simultaneously.
---
### **Conclusion:**Replacing the rear stabilizer bar sway brackets on a 1991-1996 Infiniti G20 is a **highly recommended maintenance task** for owners experiencing handling issues, excessive body roll, or unusual noises. The benefits better stability, improved ride quality, and prevention of further damage far outweigh the minor drawbacks, particularly if the part is sourced from a trusted supplier and installed correctly. However, it s important to pair this repair with a check of the sway bar bushings and consider an alignment afterward to ensure optimal performance.
If the vehicle shows signs of worn brackets (e.g., clunks, poor cornering, or visible cracks), **procrastinating on this repair could lead to more expensive problems later**. On the other hand, if the brackets appear fine but the bushings are worn, prioritizing bushing replacement may be more cost-effective.
---
### **Recommendation:**- **Buy from a trusted source** (Nissan/Infiniti dealer, reputable online retailer, or a known parts supplier) to avoid counterfeit or low-quality brackets.
- **Inspect the sway bar bushings** if they are cracked or compressed, replace them at the same time for best results.
- **Perform an alignment after installation** to ensure the suspension is properly balanced.
- **Consider upgrading to polyurethane or rubber bushings** if the originals are worn, as they offer better durability and reduced noise.
- **If unsure about installation**, consult a mechanic or follow a detailed step-by-step guide to avoid mistakes.
**Final Verdict:** **Worth the investment** for any G20 owner experiencing handling issues or suspecting bracket wear. A simple, cost-effective fix that pays dividends in safety and ride quality.
Search for more parts INFINITI G20. INFINITI G20 93 Rear, from 1/93. INFINITI G20 93 Rear, thru 12/92, AT. This part will fit the following: INFINITI G20 91-92 Rear, AT.