fits model: E350, Rwd. make: Mercedes. year: 2004–2009.

( Manufacturer Part Number: A2114109606 ), ( Type: Driveshaft ), ( Transmission Type: Automatic ), ( Universal Fitment: No ), ( Tag : 21923 ), ( Item Warranty: 1 Year )
The **Mercedes-Benz A2114109606 Rear Drive Shaft (Propeller Shaft) for the E-Class (W211) model series, spanning the production years 2004 through 2009**, is a precision-engineered component designed to transmit torque from the rear differential to the rear axle in the 4MATIC all-wheel-drive (AWD) and rear-wheel-drive (RWD) configurations of the E350 sedan. Crafted from high-grade, heat-treated alloy steel, this drive shaft is built to withstand the demanding stresses of high-performance driving while ensuring smooth, vibration-free power delivery. The shaft features a robust universal joint (U-joint) at both ends, allowing for angular movement and accommodating the suspension s travel, which is critical for maintaining optimal drivetrain alignment during cornering, braking, and acceleration. The outer joint is typically a tripod-type design, known for its durability and ability to handle significant torque loads without premature wear, while the inner joint is often a double-cardan configuration, providing enhanced flexibility and longevity. The shaft itself is dynamically balanced to minimize vibrations, contributing to a refined driving experience and reducing fatigue on the vehicle s suspension and drivetrain components. This part is a direct-fit replacement for the original equipment manufacturer (OEM) component, ensuring compatibility with the E350 s drivetrain system, including the 5.0L V8 engine and 7-speed automatic transmission (7G-Tronic) found in later model years. Whether used in a restoration project, routine maintenance, or as a replacement for a worn or damaged shaft, this drive shaft is a critical component that upholds the E350 s reputation for luxury, performance, and reliability. Its robust construction and precise engineering make it an essential upgrade or replacement for owners seeking to maintain or enhance their vehicle s drivetrain integrity.
### **Pros and Cons of Buying a Mercedes-Benz E350 (A2114109606, 2004 2009) Rear Drive Shaft (RWD/Propeller Shaft)**
#### **Pros**
1. **Strong Engine and Performance**
The E350 from this era is powered by a **5.4L V8 (M113) engine**, which produces around **302 333 horsepower** depending on the year and model. This engine is known for its **durability, smooth power delivery, and strong towing capacity**, making it suitable for heavy loads or towing trailers. The V8 s torque is well-suited for highway driving and spirited acceleration.
2. **Luxury and Comfort**
Mercedes-Benz is synonymous with **premium interior quality**, ergonomic seating, and refined ride comfort. The E350 s cabin is spacious, well-insulated, and equipped with high-quality materials (leather, wood trim, etc.), making long drives more enjoyable. Features like **heated seats, power-adjustable seats, and advanced climate control** add to the luxury experience.
3. **Reliability of the V8 Engine**
The **M113 V8** is a well-proven engine, especially in the E350 model. With proper maintenance (regular oil changes, timing belt replacement, and cooling system checks), these engines can easily exceed **200,000 250,000 miles**. The **rear-wheel-drive (RWD) layout** also contributes to a more balanced and engaging driving experience compared to front-wheel drive.
4. **Strong Resale Value**
Mercedes-Benz luxury sedans, particularly the E-Class, hold their value relatively well compared to many other luxury brands. The E350 s V8 variant is often sought after by collectors and enthusiasts, which can help if you decide to sell later.
5. **Classic Mercedes-Benz Driving Dynamics**
The RWD configuration gives the E350 a **more engaging and sporty feel** compared to AWD or FWD models. The **manual transmission option** (if available) enhances the driving experience for enthusiasts, while the **automatic (5-speed or 7-speed) is smooth and responsive**.
6. **Towing and Hauling Capability**
With its **high torque output**, the E350 is capable of towing **up to 5,000 6,000 lbs** (depending on model year and equipment), making it a practical choice for those who need a vehicle for work or recreational towing.
7. **Availability of Parts and Service Support**
As a well-established model, **Mercedes-Benz dealerships and independent mechanics** have extensive experience working on these vehicles. Parts are widely available, and specialized workshops can handle complex issues like **transmission, suspension, or electrical systems**.
8. **Potential for Modifications and Tuning**
The V8 engine is **easily tunable**, allowing owners to increase power through **ECU remapping, cold air intakes, or exhaust upgrades**. Aftermarket support is strong, and performance parts are readily available.
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#### **Cons**
1. **High Maintenance Costs**
Mercedes-Benz vehicles, especially luxury models, are **notoriously expensive to maintain**. Routine services like **oil changes, brake jobs, and suspension work** cost significantly more than on average cars. Major repairs (transmission, suspension, electrical) can be **extremely costly**, often requiring dealership labor.
2. **Complexity and Reliability Issues**
While the **V8 engine is robust**, other systems like the **transmission (especially the 5-speed or 7-speed automatic), electrical components, and suspension** can be **prone to failures**. Common issues include:
- **Transmission slipping or delayed shifting** (especially in older 5-speed automatics).
- **Suspension wear** (struts, bushings, and control arms degrade over time).
- **Electrical gremlins** (infotainment glitches, sensor failures, or wiring issues).
- **Cooling system failures** (water pump, thermostat, or radiator leaks can lead to engine damage if ignored).
3. **Fuel Efficiency is Poor**
The **5.4L V8 is thirsty**, with **MPG ratings around 14 16 city / 20 22 highway**. Fuel costs can add up quickly, especially if you drive frequently or tow often.
4. **Depreciation Over Time**
While the E350 holds value better than many luxury cars, it still **loses significant value** over time. If you plan to keep it long-term, the **high upfront cost** (especially for a well-maintained example) may not be fully recovered in resale.
5. **RWD Can Be Less Practical in Snow/Icy Conditions**
Unlike AWD or FWD models, the **rear-wheel-drive layout** can struggle in **snow, ice, or poor traction conditions**. While it drives well in dry or warm climates, winter driving may require **extra caution or winter tires**.
6. **Noise and Vibration Issues**
Some E350 models (especially later ones) have been criticized for **excessive wind noise, road noise, and vibration** at higher speeds. The **rear drive shaft (propeller shaft) can also develop a hum or vibration** over time, requiring attention.
7. **Parts and Labor Costs Can Be Prohibitive**
Even for a used vehicle, **Mercedes-Benz parts are expensive**, and labor rates at dealerships are high. Independent mechanics may offer better rates, but **specialized knowledge** is often required for complex repairs.
8. **Potential for Hidden Problems**
Buying a used E350 requires **thorough inspection** to avoid:- **Timing belt or water pump failure** (critical for the V8).
- **Transmission fluid leaks or internal wear**.
- **Suspension or steering component wear**.
- **Electrical system malfunctions** (common in older models).
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### **Ending Conclusion**
The **Mercedes-Benz E350 (A2114109606, 2004 2009) RWD** is a **powerful, luxurious, and engaging luxury sedan** that excels in **performance, towing, and long-distance comfort**. Its **V8 engine is reliable if well-maintained**, and the **RWD layout provides a driving experience** that enthusiasts appreciate. However, **high ownership costs, potential reliability issues, and poor fuel efficiency** make it a **less practical choice** for budget-conscious buyers or those who prioritize low maintenance.
This vehicle is **best suited for:**- **Enthusiasts who enjoy driving a premium luxury car** and are willing to invest in maintenance.
- **Owners who need a strong towing vehicle** for work or recreation.
- **Buyers who prioritize comfort, luxury, and driving dynamics** over fuel economy.
- **Those who can afford the higher cost of ownership** and are prepared for potential repairs.
If you are **not willing to budget for maintenance, prefer better fuel efficiency, or need a more practical daily driver**, then a **modern luxury sedan or a well-maintained used AWD model** might be a better choice.
### **Recommendation**
If you decide to proceed with purchasing this E350:1. **Get a pre-purchase inspection (PPI) from a Mercedes specialist** to check for **engine, transmission, suspension, and electrical issues**.
2. **Verify maintenance records**, especially for **timing belt, water pump, transmission fluid, and cooling system**.
3. **Budget for regular maintenance** (oil changes, brake work, suspension refresh) to prevent costly failures.
4. **Consider financing carefully**, as high ownership costs can make payments more expensive than a newer, more efficient vehicle.
5. **Test drive thoroughly** to ensure the **drive shaft, transmission, and suspension** are in good condition.
For most buyers, **a newer luxury sedan with better fuel economy and lower maintenance costs** (e.g., a BMW 5 Series, Audi A6, or Lexus GS) may be a more practical long-term choice. However, if you **love the E350 s character and are prepared for its demands**, it remains a **fantastic luxury driving experience**.
Quality Assurance. All parts are tested and inspected for reliability performance. This is the sole and exclusive warranty provided for this part. Tag Number 21923, Year/Year Range 2007 -2009, Make Mercedes-Benz, model E350, Sub model, Series.
Locations without a dock or forklift require lift gate service, which must be disclosed at time of purchase. Wide Range of Parts. Sheet metal parts are warranted only against factory corrosion under normal use. Warranty This part includes a 1-Year Limited from the date of purchase.
Fast Reliable. Airbags and SRS components are sold AS IS with no warranty. If damage occurs during shipping, buyers must provide sufficient documentation to support a carrier claim.