1. Steering Racks & Gear Boxes For Sale
  2. sku: 19512356165293891
  3. INFINITI LKQ453578726

INFINITI Steering Gear Rack Pinion 551-50414 G37 143K LKQ453578726

fits make: Infiniti. year: 2009.

Lkq453578726 Infiniti 551-50414 2009 G37 Steering Gear Rack And Pinion Oem 143k Miles -

( Part Type: Steering Pinion Gear Rack ), ( Ipn: 551-50414 ), ( Oe/oem Part Number: 490011nd1a ), ( Manufacturer Warranty: 6 Month ), ( Warranty Length: 6 Month Warranty ), ( Partout Id: A-130676528 )

Review INFINITI G37 Steering Gear Rack And Pinion Oem 143k Miles fits 2009

The **Infiniti G37 Steering Gear Rack and Pinion Assembly (Part Number: 551-50414, LKQ OEM Replacement: 453578726)** is a precision-engineered component designed exclusively for the 2009 model year Infiniti G37 sedan, ensuring seamless steering performance and long-term reliability. This high-quality aftermarket replacement part is meticulously crafted to meet or exceed the original equipment manufacturer (OEM) specifications, delivering the same level of durability and responsiveness as the factory-installed unit. The steering rack and pinion assembly is a critical component of the vehicle s steering system, translating driver input from the steering wheel into precise lateral movement of the front wheels, which is essential for both comfort and control. Constructed from robust, corrosion-resistant materials, this assembly features a sealed design to protect internal components from dust, moisture, and road debris, thereby extending its operational lifespan and reducing the likelihood of premature wear or failure. The rack and pinion mechanism incorporates a ball-screw drive system, which provides smooth, linear motion with minimal play, ensuring a direct and responsive steering feel critical for both urban maneuverability and highway stability. This part is fully compatible with the 2009 G37 s electrical and mechanical interfaces, including the steering angle sensor and tie rod connections, guaranteeing a seamless fit during installation. Whether replacing a worn-out original component or upgrading as part of a steering system refresh, this LKQ International replacement part offers a cost-effective yet high-performance solution, allowing owners to restore their vehicle s handling characteristics without compromising on quality. Ideal for professional mechanics and DIY enthusiasts alike, this steering rack and pinion assembly is backed by LKQ s reputation for reliability, ensuring that drivers can enjoy confident, predictable steering performance for years to come.

### **Pros and Cons of Buying a 2009 Infiniti G37 Steering Rack (Part Number: 551-50414, LKQ453578726)**

#### **Pros:**

1. **OEM Quality** This is an original equipment manufacturer (OEM) part, meaning it meets Infiniti s exact specifications for fit, function, and durability. It should integrate seamlessly with the vehicle s steering system without compatibility issues.

2. **Reliability** Infiniti s steering racks are generally well-built, and an OEM replacement ensures you re getting a part that has undergone the same quality control as the original. This reduces the risk of premature failure or poor performance.

3. **Longevity** A high-quality steering rack should last the lifespan of the vehicle if properly maintained. Since this is an OEM part, it s less likely to wear out quickly compared to aftermarket knockoffs.

4. **Warranty Coverage** If purchased from a reputable dealer or salvage yard, this part may still come with some form of warranty or return policy, providing peace of mind in case of defects.

5. **Resale Value** Using OEM parts can be beneficial if you plan to sell the vehicle later, as it reassures buyers that the car has been maintained with genuine components.

6. **Precision Fit** OEM parts are designed to match the exact specifications of the vehicle, reducing the risk of misalignment or improper function that can occur with aftermarket alternatives.

7. **Compatibility with Other Systems** The steering rack interacts with the power steering pump, tie rods, and suspension. An OEM part ensures all these components work harmoniously without causing secondary issues.

---

#### **Cons:**

1. **Cost** OEM parts are significantly more expensive than aftermarket alternatives. The price of this steering rack (around $300 $500 depending on the source) can be a substantial investment, especially if labor costs are factored in.

2. **Limited Availability** OEM parts may not always be in stock at local auto parts stores. You may need to order it from a specialty supplier, which could delay repairs.

3. **Potential for Counterfeit Parts** If purchasing from a third-party seller (e.g., eBay, Craigslist, or salvage yards), there is a risk of receiving a counterfeit or refurbished part that doesn t meet OEM standards. Always verify the part s authenticity.

4. **Mileage and Wear Concerns** If the part is sourced from a salvage vehicle, it may have been in an accident or driven extensively before removal. While it could still be functional, it may have hidden damage (e.g., bent housing, worn seals) that isn t immediately visible.

5. **Installation Complexity** Steering racks require precise installation, including alignment of the tie rods, wheel bearings, and suspension components. Improper installation can lead to uneven tire wear, poor handling, or even steering failure.

6. **Alternative Options** Aftermarket parts (e.g., from ACDelco, Dorman, or Mopar) are often cheaper and may offer comparable performance. Some high-quality aftermarket racks come with warranties and are just as reliable as OEM parts.

7. **Environmental and Ethical Concerns** Purchasing from a salvage yard contributes to the used parts market, which some argue supports vehicle disposal rather than recycling. If sustainability is a concern, consider buying from a dealer with a parts recycling program.

---

### **Ending Conclusion:**

Buying an **OEM Infiniti G37 steering rack (551-50414, LKQ453578726)** is a solid choice if you prioritize **reliability, longevity, and exact fit** for your vehicle. The part is built to Infiniti s standards, reducing the risk of compatibility issues or premature failure. However, the **high cost** and potential for **counterfeit or worn parts** (if sourced from salvage) are significant drawbacks.

If you re working on a budget or don t mind slightly lower-cost alternatives, a **high-quality aftermarket rack** (e.g., ACDelco or Dorman) could be a viable option, provided it meets your vehicle s specifications. Always **verify the part s authenticity** before purchasing, especially from online or salvage sources.

For most owners, the **peace of mind** from an OEM part justifies the expense, especially if the vehicle is a daily driver or holds significant value. If you re unsure, consult a trusted mechanic to assess whether the part is necessary or if a cheaper alternative would suffice.

### **Recommendation:**

- **If you can afford it and want the best long-term solution**, purchase the **OEM steering rack** from a **reputable dealer or salvage yard with a return policy**. Ensure the part is new and not salvaged from an accident-damaged vehicle.

- **If cost is a concern**, research **aftermarket alternatives** (e.g., ACDelco Genuine Parts or Mopar) and compare warranties, reviews, and compatibility.

- **Always have the installation done by a professional** to ensure proper alignment and avoid steering issues.

- **Check for leaks or damage** before purchasing, especially if buying from a salvage source.

Ultimately, the **OEM part is the safest choice** for most Infiniti G37 owners, but weigh the pros and cons carefully based on your budget and priorities.

Details:

IMPORTANT FITMENT INFORMATION, Depending on your application, vehicle is equipped with either a rack and pinion or steering gear box; it will not have both. ATTENTION: Stock photo shows multiple items. This is NOT a manufacturer part number, and can be disregarded. Will fit: Infiniti G37 2009 - 2009 Power Rack Pinion; Cape, AWD, thru 4/09. This listing is for 1 ITEM ONLY, If receiving the rack and pinion: boots tie rods are routine maintenance items should be inspected prior to installation.

part #: lkq453578726 prices

  • $331.39-$386.90

specifications steragebo:

  • for makes: Infiniti
  • for years: 2009
  • part type: Steering Pinion Gear Rack
  • ipn: 551-50414
  • oe/oem part number: 490011nd1a
  • manufacturer warranty: 6 Month
  • warranty length: 6 Month Warranty
  • partout id: A-130676528

payments steragebo:

  • wallet: Google-pay
  • credit card: Diners-club
  • other

returns steragebo:

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

seller steragebo:

  • # reviews: 511005
  • rating: 98.7%
  • city: Redding, California

offer steragebo:

  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • started: May 31, 2026
  • quantity: 1

general steragebo:

  • condition: Used
  • Car Truck Parts Accessories > Steering Suspension > Gearboxes, Rack Pinions

shipping steragebo:

  • class: Standard
  • carrier: UPS
  • transit: 4-9 Days
  • type: Fixed
  • service: UPS Ground
  • cost: $0.00
for makes: infiniti, for years: 2009, part type: steering pinion gear rack, oe/oem part number: 490011nd1a, manufacturer warranty: 6 month, warranty length: 6 month warranty, partout id: a-130676528,
category: auto parts > car truck parts accessories > steering suspension > gearboxes, rack pinions, sku: 19512356165293891,
Infiniti LKQ453578726 Is Similar To:
steragebo logo
2 offers $331.39–$386.90 USD
  • Used. Offer #1 priced at $386.90 + $0.00 shipping estimate = $386.90* total. FREE SHIPPING
  • Used. Offer #2 priced at $331.39 + $0.00 shipping estimate = $331.39* total. Dealers often provide part numbers that are not physically marked on the part as they update part numbers for existing parts INFINITI G37 09 Power Rack and Pinion; Cpe, AWD, thru 4/09.FREE SHIPPING

Copyright © steragebo.com