MERCEDES A2074601400 Power Steering Rack Pinion Tie Rod W207-E400-E550 Benz A1778

( Manufacturer Part Number: A2074601400 ), ( Type: Tie Rod Assembly ), ( Ipn: W207 E400 E550 ), ( Oe/oem Part Number: E-class E Class Mercedes Benz Mb Original Oem ), ( Manufacturer Warranty: 1 Month ), ( Vintage Part: No ), ( Country Of Origin: Germany )

Review MERCEDES benz Coupe Power Steering Rack And Pinion Tie Rod fits E350 E550 2012–2017

The **Mercedes-Benz A2074601400 W207 E350/E550 Power Steering Rack Pinion Tie Rod Assembly (Part Number A1778)** is a precision-engineered component designed exclusively for the iconic **W207 generation (2007 2017) Mercedes-Benz E-Class sedans**, including the E350 and E550 models. This high-performance tie rod assembly is a critical part of the vehicle s hydraulic power steering system, ensuring smooth, responsive, and accurate steering control while maintaining optimal alignment and handling. Crafted from durable, corrosion-resistant materials, this tie rod integrates seamlessly with the **W207 power steering rack (A2074601400)**, providing a direct connection between the steering wheel and the front wheels, thereby enhancing both driver precision and vehicle stability.

The **A1778 tie rod assembly** features a robust **pinion-to-rack interface**, which is engineered to minimize play and backlash, delivering a taut, direct steering feel that is characteristic of Mercedes-Benz engineering. Its design incorporates a **ball-joint connection** at the wheel end, allowing for smooth articulation as the suspension moves, while the **steering arm** is precision-machined to ensure proper alignment angles, reducing unnecessary wear on tires and bushings. This assembly is compatible with both **E350 (V6) and E550 (V8) variants**, making it a versatile upgrade or replacement option for owners seeking to restore factory-like performance or address steering-related issues such as excessive play, fluid leaks, or binding.

For maintenance and longevity, the **A2074601400 power steering rack** which pairs with this tie rod relies on a **closed-loop hydraulic system**, meaning the tie rod assembly must maintain a tight seal to prevent power steering fluid leaks, which can compromise steering efficiency and lead to costly damage over time. This tie rod is designed to be **direct-fit**, eliminating the need for extensive modifications, though proper installation requires careful attention to torque specifications and alignment procedures to ensure optimal performance. Whether used in a **restoration project, accident repair, or routine maintenance**, this component upholds the high standards of Mercedes-Benz engineering, ensuring that the E-Class continues to deliver the refined, effortless steering experience that owners expect.

### **Pros and Cons of Buying a Mercedes-Benz A2074601400 (W207 E350/E550 Power Steering Rack, Pinion, Tie Rod A1778, 2012 2017)**

1. **High Quality and Durability** Mercedes-Benz components are known for precision engineering and longevity, especially in critical systems like power steering racks. The A2074601400 is a genuine OEM part, meaning it meets the manufacturer s exact specifications, reducing the risk of premature failure or compatibility issues.

2. **Improved Steering Performance** A faulty or worn power steering rack can cause sluggish, imprecise, or even dangerous steering. Replacing it with an OEM part restores smooth, responsive, and accurate steering, which is crucial for safety and driving comfort.

3. **Compatibility with W207 Models** This part is specifically designed for the Mercedes-Benz W207 platform (E350, E550, etc., from 2012 2017). Using an OEM part ensures a perfect fit without modifications, avoiding potential leaks, misalignment, or electrical issues that can arise with aftermarket or non-genuine parts.

4. **Warranty Coverage** Purchasing from an authorized dealer or a reputable supplier often includes a warranty (typically 12 60 months, depending on the seller). This provides peace of mind in case of defects or premature failure.

5. **Resale Value Protection** Keeping a vehicle with OEM parts intact helps maintain its resale value. Potential buyers often prefer cars that have been maintained with genuine components, as it signals reliability.

6. **Easier Maintenance and Repairs** OEM parts are designed to work seamlessly with the vehicle s existing systems. This simplifies future repairs, as mechanics are more familiar with handling genuine Mercedes-Benz components.

7. **Reduced Risk of Voiding Warranty** Some manufacturers (including Mercedes-Benz) may void the vehicle s warranty if aftermarket or non-genuine parts are installed. Using an OEM part avoids this risk.

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1. **High Cost** OEM parts from Mercedes-Benz are significantly more expensive than aftermarket alternatives. The A2074601400 can cost **$800 $1,500 **, depending on the supplier, region, and whether it s new or refurbished. This is a major upfront investment, especially for owners on a budget.

2. **Longer Wait Times** Genuine OEM parts may not be immediately available, particularly if ordered directly from Mercedes-Benz or an authorized dealer. Some suppliers may require pre-ordering, leading to delays in repairs.

3. **Labor Costs** Replacing a power steering rack is a labor-intensive job that typically requires **4 8 hours** of work, depending on the vehicle s condition and the mechanic s experience. Labor rates for Mercedes-Benz specialists can range from **$100 $150/hour**, adding significantly to the total cost.

4. **Potential for Counterfeit Parts** If purchasing from untrusted sellers (e.g., eBay, Facebook Marketplace, or unlicensed online stores), there s a risk of receiving **counterfeit or refurbished parts** that may not function as intended. Always verify the seller s authenticity and part provenance.

- **Tie rods (A1778)** If they are worn or damaged.

- **Bushings or seals** To prevent leaks.

- **Fluid flush** Power steering fluid should be changed after rack replacement to ensure proper lubrication.

These extras can increase the total cost.

6. **Complex Installation** The power steering rack is a critical component, and improper installation can lead to **steering misalignment, leaks, or even failure**. This makes it a job best left to a **certified Mercedes-Benz technician** with experience in W207 models.

7. **Environmental and Ethical Concerns** OEM parts are not always the most eco-friendly option, as they contribute to electronic waste. However, this is less of a practical concern for the buyer than a moral consideration.

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The **Mercedes-Benz A2074601400 (W207 E350/E550 Power Steering Rack)** is a **high-quality, reliable, and necessary replacement part** for vehicles experiencing steering issues. Its **OEM status ensures compatibility, durability, and safety**, making it the best long-term solution for restoring proper steering function. However, the **high cost, potential delays, and labor expenses** make it a significant financial commitment.

For owners who prioritize **reliability, warranty coverage, and resale value**, the OEM part is the **best choice**, despite the higher cost. For those on a tighter budget, **high-quality aftermarket alternatives** (e.g., **Kneble, Febi, or Mopar**) may offer a cost-effective solution, though they may lack the same longevity or warranty protection.

---

1. **If Budget Allows** **Purchase the OEM part (A2074601400) from an authorized Mercedes-Benz dealer or a trusted supplier** (e.g., **Mercedes-Benz Parts, RockAuto, or local dealerships**). Ensure the part is **new and comes with a warranty**. Have the replacement done by a **certified W207 specialist** to guarantee proper installation.

2. **If Budget is a Concern** **Compare aftermarket options** (e.g., **Kneble 100000, Febi 36470, or Mopar 51000**) for cost savings. However, **verify reviews and compatibility** to avoid poor-quality parts. If going aftermarket, **stick to reputable brands** and ensure the part includes all necessary seals, bushings, and tie rods.

3. **Always Check for Leaks or Additional Wear** Before purchasing, inspect the **power steering fluid level, hoses, and tie rods** to avoid surprise costs. A **fluid flush** should be performed after installation to prevent future issues.

4. **Get Multiple Quotes** Compare labor costs from **at least 3 Mercedes-Benz specialists** to ensure you re not overpaying. Some shops may offer package deals for rack replacement tie rods fluid flush.

5. **Consider Used/OEM Refurbished Parts** If available, **refurbished OEM parts** (from suppliers like **Mercedes-Benz Recalls or eBay verified sellers**) can be **30 50% cheaper** while still offering reliability. Just ensure the part has been **fully tested and comes with a warranty**.

**For most W207 owners, the OEM power steering rack (A2074601400) is the best long-term investment** due to its **reliability, safety, and compatibility**. While expensive, it **avoids future steering-related issues** and **preserves the vehicle s value**. If cost is a major factor, **high-quality aftermarket parts** can be a viable alternative, but **due diligence is required** to ensure quality. Always prioritize **proper installation** by a skilled technician to maximize the part s lifespan.

Details:

part #: a2074601400 prices

• $98.75-$520.00

specifications tirolik:

• for models: E350, E550
• for makes: Mercedes
• for years: 2012-2017
• mpn: A2074601400
• type: Tie Rod Assembly
• ipn: W207 E400 E550
• oe/oem part number: E-class E Class Mercedes Benz Mb Original Oem
• manufacturer warranty: 1 Month
• vintage part: No
• country of origin: Germany

payments tirolik:

• wallet: Apple-pay
• credit card: Discover
• other

returns tirolik:

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

offer tirolik:

• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• best offers: True
• started: March 20, 2026

shipping tirolik:

• transit: 4-7 Days
• service: Standard
• class: Standard
• cost: $0.00
• type: Fixed

seller tirolik:

• rating: 100.0%
• # reviews: 8013
• city: Sacramento, California

general tirolik:

• Car Truck Parts Accessories > Steering Suspension > Tie Rods Steering Linkages
• condition: Used

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