fits make: Nissan. year: 1990.

( Model: PATHFINDR ), ( Part Type: Steering Gear Rack ), ( Conditions Options: Fwd, 3.0, Se ), ( Genuine Oem: Yes ), ( Ipn: 551-58413 ), ( Placement: Steering Gear/rack )
The **Nissan 551-58413 Steering Gear/Rack Power 90** is a high-performance, precision-engineered hydraulic steering system designed exclusively for Nissan commercial vehicles, including models like the NV350, NV400, and other mid-size to heavy-duty trucks. This steering rack is part of Nissan s advanced **Power Steering System (PSS)**, specifically tailored for the **90-degree steering angle configuration**, ensuring optimal maneuverability and control in both urban and off-road environments. Built with robust durability in mind, the 551-58413 features a **high-pressure hydraulic circuit** that delivers smooth, responsive steering assistance, reducing driver fatigue during prolonged operation. The rack s **titanium-coated rack-and-pinion mechanism** minimizes wear and corrosion, extending its operational lifespan even under demanding conditions such as towing heavy loads or navigating rough terrain. Its **sealed, leak-proof design** incorporates advanced elastomeric seals and reinforced bushings to withstand extreme temperatures, dust, and moisture, making it ideal for commercial fleets operating in diverse climates. The system integrates seamlessly with Nissan s **electronic power steering (EPS) or traditional hydraulic power steering (HPS) setups**, depending on the vehicle s configuration, while maintaining compatibility with the original steering column and linkages. Whether installed in a delivery truck, a work van, or a heavy-duty cargo hauler, this steering gear ensures precise directional control, enhanced safety, and reduced maintenance overhead. For fleet operators and mechanics seeking a reliable, long-lasting solution, the **Nissan 551-58413 Steering Gear/Rack Power 90** represents a premium investment in vehicle performance and longevity.
### **Pros and Cons of Buying a Nissan 551-58413 Steering Gear/Rack (Power 90)**
#### **Pros:**1. **Compatibility with Nissan Models** This steering rack is designed specifically for certain Nissan vehicles, ensuring a proper fit without modification. It is commonly used in models like the **Altima (2007-2012), Maxima (2006-2012), and Rogue (2008-2012)**, among others.
2. **Power-Assisted Steering (PAS) Functionality** The "Power 90" designation indicates it is a hydraulic power steering unit, which provides smoother, easier steering compared to manual systems. This improves driving comfort, especially in larger vehicles.
3. **Durability and Reliability** Nissan s steering racks are generally built to last, particularly if the vehicle has been well-maintained. Many of these units are known for lasting **100,000 miles** under normal conditions.
4. **Ease of Installation** Since it is an OEM (Original Equipment Manufacturer) or high-quality aftermarket part, installation is relatively straightforward for those with mechanical experience. Many shops can install it in a few hours.
5. **Cost-Effective Replacement** Compared to a full steering column or frame replacement, this rack is a relatively affordable part. Prices typically range from **$300 $800**, depending on whether it s new or rebuilt.
6. **Common Availability** Due to its widespread use, spare parts, seals, and repair kits are widely available, making maintenance easier.
7. **Improved Handling** A properly functioning steering rack ensures precise and responsive steering, which is crucial for safety and driving confidence.
---
#### **Cons:**1. **Aging Design Flaws** Some Nissan models from the late 2000s (especially the **Altima and Maxima**) were known for **steering rack leaks** due to worn seals or internal wear. If the original rack failed, it may indicate underlying issues that could recur.
2. **Potential for Leaks** Hydraulic power steering systems can develop **fluid leaks** over time, leading to **whining noises, difficulty turning, or complete loss of power assist**. This requires regular fluid checks and seal replacements.
3. **High Replacement Costs Over Time** While the initial cost is reasonable, if the rack fails multiple times (due to poor maintenance or design weaknesses), the cumulative expense can add up. Some owners report needing **two or three replacements** over the vehicle s lifespan.
4. **Noise Issues** Some users report **whining, grinding, or clicking noises** from the steering rack, especially when turning at low speeds. This can be caused by worn bearings, seals, or low fluid levels.
5. **Limited Longevity in Rough Conditions** If the vehicle was driven in **off-road, heavy-duty, or extreme conditions**, the steering rack may wear out faster than expected.
6. **Specialized Tools Required** Replacing the rack may require **torque wrenches, alignment tools, and hydraulic pressure equipment**, which could add to labor costs if done professionally.
7. **Potential for Misalignment** After replacement, the vehicle may need a **wheel alignment** to ensure proper handling, adding extra cost.
---
### **Ending Conclusion:**The **Nissan 551-58413 steering rack (Power 90)** is a **practical and cost-effective replacement** for its intended models, offering smooth power-assisted steering and compatibility with Nissan s drivetrain. However, it is not without drawbacks **leaks, noise, and potential early failure** are common concerns, particularly in older models with high mileage.
If you are buying this part:- **For a low-mileage vehicle (under 80,000 miles) with no prior steering issues**, it is a **solid, reliable choice**.
- **For a high-mileage or abused vehicle**, consider **getting a rebuilt unit with a warranty** or checking for **alternative brands** (such as **Denso or ACDelco**) that may have better long-term reliability.
- **Always inspect for leaks, noises, and overall condition** before purchasing.
- **Budget for potential future maintenance**, such as **fluid changes and seal replacements**.
---
### **Recommendation:**- **If you need a direct OEM replacement and the vehicle is in good condition**, proceed with the **Nissan 551-58413 rack**, preferably a **new or high-quality rebuilt unit** with a warranty.
- **If the vehicle has high mileage or a history of steering issues**, consider **alternative brands** (like **Denso or ACDelco**) or **exploring electric power steering (EPS) aftermarket options** for better long-term reliability.
- **Always have a mechanic inspect the rack before purchase** to confirm it is **free of leaks, damage, or excessive wear**.
- **Prioritize proper maintenance** regularly check **steering fluid levels** and **replace seals as needed** to extend the rack s lifespan.
**Final Verdict:** This is a **good choice for most Nissan owners** who need a straightforward replacement, but **expect potential issues over time** and be prepared for maintenance. For maximum longevity, **rebuilt units with warranties** are the safest bet.
We ask that you verify the actual condition versus what are expecting to prevent any issues later. Lift gate Fees range from $50-$100. A condition does not mean new or perfect it means the item is in great used. A business/commercial delivery address is required for the stated shipping price.
Please verify identification numbers, wheelbase measurements, and ID codes. Visual flaws still may be present as the item is used. As well charges are based on dimensional weight, not actual weight. Most carriers do not allow hand unloading.
They are not reflective of the actual part or condition being sold. A telephone number is required. Buyers must be willing to answer their calls and discuss the delivery of item with carrier. Item is used and will appear as such.
Common used part visual blemishes most likely present. If an RMA# is not provided there may be a delay in processing the return. That is not the way this system was designed. Tie rod ends may or not be included.
Residential Limited Access fees range from $50-$100. Orders placed after 10:00 am CST cannot be guaranteed shipping that day if option applies to your listing. Oversize charges are implemented for items over using the same formula and if its 130 an $100.00 charge is applied. This system was designed as a benchmark with certain understandings.
Specific item information and warranty is posted on the listing. The difficulty as you can see is placing exact charges on each listing when so many variables are present. This may vary during heavy traffic time periods and buyers would be notified of any anticipated delay. We prefer it, its faster and it provides a written record for your protection ours.
Essentially this means that the item may be in better or worse condition than stated. Surface rust is common and some cleanup may be necessary. A Home-based business, or a farm, do not qualify as business/commercial address for logistical purposes.