INFINITI 54613AQ021 Rear Sway Bar Stabilizer Bushing
fits model: G35, 350z, K1f. make: Nissan, Infiniti. year: 2003–2008.
( Brand: Infiniti ), ( Manufacturer Part Number: 54613AQ021 ), ( Part Type: Bar Stabilizer Bushing ), ( Country Of Origin: Japan )
Review INFINITI Nissan Rear Sway Bar Stabilizer Bushing Oem fits G35 350Z K1F 2003–2008
The **Infiniti 54613AQ021 (03-07 G35) / Nissan 350Z (03-08) Rear Sway Bar Stabilizer Bushing (K1F)** is a precision-engineered suspension component designed to enhance the handling, stability, and overall driving dynamics of these high-performance sports sedans and coupes. Crafted from durable, high-grade rubber and reinforced with a robust steel insert, this bushing serves as a critical link between the rear sway bar and the vehicle s chassis, ensuring smooth yet firm articulation under cornering forces, body roll, and road irregularities. The **K1F** designation indicates a direct-fit replacement part, meticulously calibrated to match the original equipment manufacturer s specifications, eliminating the need for modification or adaptation. Whether navigating tight curves at high speeds or maintaining composure over uneven pavement, this bushing helps minimize unwanted body lean while preserving the G35 s and 350Z s signature agile, responsive feel. Its robust construction resists premature wear from constant flexing, contributing to long-term reliability and consistent performance. Ideal for both stock and modified applications, this bushing is a straightforward yet impactful upgrade for drivers seeking refined handling without compromising comfort or durability.
### **Pros and Cons of Buying a Used Rear Sway Bar Stabilizer Bushing (K1F) for a 2003-2007 Infiniti G35 / 2003-2008 Nissan 350Z**
#### **Pros:**1. **Improved Handling Stability** A worn or damaged sway bar bushing can cause excessive body roll, leading to a less responsive and potentially unsafe driving experience. Replacing it restores proper suspension geometry, enhancing cornering stability and reducing unwanted movement.
2. **Reduced Noise and Rattling** Worn bushings often produce clunking or rattling noises over bumps, rough roads, or during acceleration/deceleration. A new bushing eliminates these irritating sounds, improving overall ride comfort.
3. **Extended Suspension Life** If the bushing is failing, it can put excessive stress on other suspension components (e.g., sway bar links, bushings, or even the subframe). Replacing it early prevents further damage and costly repairs down the line.
4. **Better Alignment Retention** Sway bar bushings help maintain proper wheel alignment under dynamic conditions. A failing bushing can cause misalignment, leading to uneven tire wear and reduced fuel efficiency.
5. **Affordable Repair** Compared to major suspension overhauls, replacing a sway bar bushing is a relatively inexpensive fix, often costing between **$50 $150** (parts only, depending on brand and quality). Labor is minimal since it typically requires only basic tools.
6. **DIY-Friendly** The installation is straightforward for those with basic mechanical skills. No specialized equipment is needed, and many owners can complete the job in under an hour.
7. **Prevents Further Damage** Ignoring a failing bushing can lead to more severe issues, such as bent sway bar ends or damaged mounting points. Addressing it early is a proactive measure to avoid bigger problems.
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#### **Cons:**1. **Potential for Counterfeit or Low-Quality Parts** Some aftermarket bushings may be made from inferior materials, leading to premature failure. Buying from reputable brands (e.g., **Monroe, Gabriel, or OEM-equivalent**) helps mitigate this risk.
2. **Time-Consuming if DIYing** While the job itself is simple, locating the correct part and ensuring proper installation (especially if the bushing is stuck) can be frustrating for inexperienced hands. Some owners may need to remove the sway bar entirely for easier replacement.
3. **Possible Misalignment After Installation** If the sway bar was bent or the mounting points were damaged before replacement, simply installing a new bushing won t fully correct alignment issues. A wheel alignment may still be needed afterward.
4. **Limited Longevity Compared to OEM** Aftermarket bushings, even high-quality ones, may not last as long as OEM components. However, they still provide a significant improvement over worn-out original parts.
5. **Accessibility Challenges** On some vehicles, the sway bar bushings are located in tight spaces, making removal and installation slightly more difficult, especially for those without suspension tools.
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### **Conclusion:**Replacing a rear sway bar stabilizer bushing on a **2003-2007 Infiniti G35 / 2003-2008 Nissan 350Z** is a **highly recommended maintenance task** if the bushing is worn, cracked, or causing noise. The benefits **improved handling, reduced noise, and prevention of further damage** far outweigh the minor drawbacks, which are mostly related to part quality and installation ease.
For best results:- **Use an OEM or high-quality aftermarket bushing** (e.g., **Monroe, Gabriel, or a direct-fit replacement**).
- **Inspect the sway bar and mounting points** for damage before installation.
- **Consider a wheel alignment** if the vehicle has been driven with a bad bushing for an extended period.
- **Follow proper installation procedures** to avoid premature wear.
**Final Recommendation:****Buy and replace the sway bar bushing immediately if it shows signs of wear.** The cost is minimal compared to the potential handling issues and further suspension damage. If unsure about installation, consult a mechanic, but the job is simple enough for most DIYers with basic tools. Prioritize quality parts to ensure longevity and optimal performance.
Details:
Engine: V6 VQ35DE. On Point Parts:: Part Details: Item is a Used part that in condition and will have normal wear/tear surface scratches, chips, dents, tears, stains, debris. Item has been tested and works as it should unless noted here. Large items pictured may be broken down for shipping and need assembly.
Mileage: 122,597. Body Style: Coupe. Transmission: Automatic. Part Number: 54613AQ021.
part #: 54613aq021 prices
- $16.86-$31.95
specifications swabasus:
- for models: G35, 350z, K1f
- for makes: Nissan, Infiniti
- for years: 2003-2008
- brand: Infiniti
- mpn: 54613aq021
- part type: Bar Stabilizer Bushing
- country of origin: Japan
offer swabasus:
- started: April 28, 2026
- sold: 0
- availability: In Stock
- quantity: 4
- options: Ship-to-home
shipping swabasus:
- type: Fixed
- service: Standard
- transit: 3-8 Days
- cost: $0.00
- class: Standard
payments swabasus:
- credit card: Discover
- other
- wallet: Paypal
seller swabasus:
- city: Reidsville, North Carolina
- # reviews: 3835
- rating: 99.8%
general swabasus:
- condition: Used
- Car Truck Parts Accessories > Steering Suspension > Sway Bars, Links Bushings
returns swabasus:
- paid by: Seller
- policy: Returns Accepted
- time: 30 Days
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