fits model: Cla250. make: Mercedes. year: 2017–2019.
( Manufacturer Part Number: 117-885-47-00 ), ( Part Type: Bar ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Mercedes-benz ), ( Year: 2017 2018 2019 ), ( Parts Included: Only Part Reference 275 On The Diagram Is Included )
The **Mercedes-Benz 117-885-47-00** is a high-performance, precision-engineered **O-ring seal kit** specifically designed for the **E22 W124 engine bay**, a critical component in maintaining optimal engine function and preventing fluid leaks in classic Mercedes-Benz models such as the **190E 2.3-16, 190E 2.5-16, and 190E 2.8**, as well as later iterations of the W124 series. Crafted from **high-grade nitrile rubber (NBR)**, this seal exhibits exceptional resistance to oil, gasoline, and automotive fluids while delivering superior durability under high-temperature and high-pressure conditions common in performance and daily-driven applications. The **O-ring s precise 1.77mm (0.070") cross-section** ensures a perfect, leak-free seal when properly installed, making it ideal for applications such as **fuel line connections, oil filter housings, and intake manifold gaskets** where even the slightest breach could compromise engine performance or lead to costly contamination. Engineered to meet **OEM specifications**, this seal is compatible with the **E22 fuel injection system**, a hallmark of the W124 s advanced fuel delivery mechanism, ensuring reliability in both stock and modified setups. Its **black, smooth finish** not only enhances aesthetic consistency within the engine bay but also reduces friction during installation, minimizing the risk of damage during handling. Whether used in a meticulously restored classic or a high-mileage daily driver, this **117-885-47-00 O-ring** serves as an indispensable component for maintaining engine integrity, preventing fluid leaks, and preserving the longevity of critical engine systems. For optimal results, it is recommended to use **high-quality silicone grease** during installation to further enhance sealing performance and reduce wear over time.
### **Analysis of buying a Mercedes-Benz Part Number 117-885-47-00**
This part number corresponds to the **Mercedes-Benz 117-885-47-00**, which is a **rear suspension arm (control arm) for certain models**, likely from the **W203 (E-Class) or W210 (E-Class) generations**, depending on the year and engine configuration. Below is a detailed breakdown of the pros and cons of purchasing this part, followed by a conclusion and recommendation.
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### **Pros of buying a Mercedes-Benz 117-885-47-00**
1. **OEM Quality and Fitment**
- As an original equipment manufacturer (OEM) part, it is designed to match the exact specifications of the vehicle s suspension system. This ensures proper alignment, handling, and durability compared to aftermarket alternatives that may not fit perfectly.
- Reduces the risk of premature wear or misalignment issues that can arise from non-OEM parts.
2. **Reliability and Longevity**
- Mercedes-Benz suspension components are built to withstand the stresses of daily driving, especially in European or high-performance models. The 117-885-47-00 is likely constructed from high-grade steel or reinforced materials, providing long-term durability.
- Fewer compatibility issues with other suspension components (e.g., bushings, ball joints) compared to aftermarket parts that may not integrate seamlessly.
3. **Warranty Coverage**
- Purchasing from an authorized Mercedes-Benz dealer or a reputable online retailer (e.g., MBPartStore, MBBparts) often includes a warranty, typically ranging from **12 months to a lifetime** (depending on the seller). This provides peace of mind against defects or premature failure.
- Some sellers offer extended warranties for an additional cost, further protecting the investment.
4. **Performance Consistency**
- The suspension arm plays a critical role in vehicle stability, ride quality, and handling. An OEM part ensures that the suspension behaves as intended by Mercedes-Benz engineers, which is particularly important for models with sport-tuned suspensions (e.g., E 350 Sport, AMG trims).
- Avoids potential handling degradation that can occur with aftermarket parts that may not meet the same tolerances.
5. **Resale Value Preservation**
- Using OEM parts in repairs or replacements helps maintain the vehicle s original condition, which can be beneficial if you plan to sell the car in the future. Buyers often prefer cars that have been maintained with genuine parts.
6. **Ease of Installation**
- OEM parts are designed to be installed with the same tools and procedures as the original component. This reduces the likelihood of complications during installation, especially for mechanics unfamiliar with aftermarket alternatives.
- Comes with necessary hardware (e.g., bolts, nuts) or may be compatible with existing fasteners, simplifying the replacement process.
7. **Compatibility with Diagnostic Systems**
- Modern Mercedes-Benz vehicles use advanced diagnostic systems that may flag non-OEM parts as "unrecognized" or "non-compatible." Using the correct OEM part ensures that the vehicle s computer systems (e.g., ABS, ESP, suspension monitoring) function correctly without error codes.
8. **Access to Technical Support**
- Purchasing from an authorized dealer or a trusted supplier often includes access to technical documentation, installation guides, or customer support. This can be invaluable for DIYers or mechanics encountering installation challenges.
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### **Cons of buying a Mercedes-Benz 117-885-47-00**
1. **Higher Cost**
- OEM parts are significantly more expensive than aftermarket alternatives. The 117-885-47-00 can cost **$200 $500 **, depending on the source, whereas aftermarket equivalents may range from **$50 $150**.
- This cost can be prohibitive for budget-conscious buyers or those repairing older vehicles where aftermarket parts may suffice.
2. **Longer Lead Times**
- OEM parts, especially those sourced directly from Mercedes-Benz or authorized dealers, may have longer lead times compared to aftermarket parts. This can delay repairs if you need the part urgently.
- Some online retailers may stock this part, but others may require special ordering, adding to the wait time.
3. **Potential for Overkill**
- For older vehicles (e.g., pre-2000 models) or high-mileage cars, an OEM part may be more robust than necessary. In such cases, aftermarket parts that are still high-quality (e.g., Febi Bilstein, Meyle) may offer a cost-effective alternative without sacrificing performance.
- If the original part was already worn out, an OEM replacement may not extend the life of the suspension significantly beyond what an aftermarket part could.
4. **Limited Customization**
- OEM parts are not designed for modification or upgrading. If you are looking to enhance suspension performance (e.g., stiffer arms for sportier handling), aftermarket parts with adjustable or reinforced designs may be more suitable.
- Custom suspension setups (e.g., coilovers, poly bushings) often require aftermarket components that are not compatible with OEM parts.
5. **Potential for Counterfeit Parts**
- When purchasing from third-party sellers (especially online marketplaces like eBay or Amazon), there is a risk of receiving **counterfeit or refurbished parts** that may not meet OEM standards. This can lead to premature failure or safety concerns.
- Always verify the seller s reputation, certifications (e.g., MBSS, MBPartStore), and return policies to mitigate this risk.
6. **Environmental and Ethical Concerns**
- OEM parts contribute to electronic waste (e-waste) and resource consumption. While this is a minor concern for individual purchases, it may be a consideration for environmentally conscious buyers who prefer aftermarket or recycled parts.
- Some aftermarket manufacturers use recycled materials or sustainable production processes, which may appeal to eco-conscious consumers.
7. **Installation Complexity**
- While OEM parts are designed for easy installation, some Mercedes-Benz models (especially those with complex suspension geometries or electronic adjustments) may require specialized tools or expertise. DIYers may need to invest in additional equipment or hire a mechanic, adding to the overall cost.
8. **Depreciation of Older Models**
- For very old Mercedes-Benz models (e.g., pre-2000 W203), OEM parts may become increasingly difficult and expensive to source over time. In such cases, aftermarket parts or used OEM parts (from salvage yards) may be more practical.
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### **Conclusion**
The **Mercedes-Benz 117-885-47-00 suspension arm** is a high-quality OEM component that offers superior fitment, reliability, and performance for vehicles where it is intended. It is the best choice for owners who prioritize **original equipment standards, warranty coverage, and long-term durability**, especially for newer or high-performance models. However, the **higher cost, longer lead times, and potential overkill for older vehicles** make it less ideal for budget-conscious buyers or those repairing high-mileage cars.
For most **modern Mercedes-Benz models (post-2000)**, the benefits of using an OEM part outweigh the drawbacks, particularly if you value **consistency, safety, and resale value**. For **older or high-mileage vehicles**, aftermarket alternatives (e.g., Meyle, Febi, or reputable brands like Dorman) can offer a cost-effective solution without sacrificing quality.
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### **Recommendation**
- **Buy the OEM 117-885-47-00 if:**- You own a **modern Mercedes-Benz (W203, W210, W211, etc.)** and need a reliable, long-lasting replacement.
- You prioritize **warranty coverage, exact fitment, and performance consistency**.
- You are repairing a **high-value or high-performance model** (e.g., E 350 Sport, AMG, or luxury trims).
- You plan to **keep the vehicle long-term** and want to preserve its original condition.
- You are purchasing from a **trusted authorized dealer or reputable online retailer** (e.g., MBPartStore, MBBparts, or local Mercedes-Benz service centers).
- **Consider an aftermarket alternative if:**- You are working on an **older or high-mileage vehicle** where an OEM part may be overkill.
- You are on a **tight budget** and can find a high-quality aftermarket part (e.g., Meyle 117-885-47-00 equivalent) that meets your needs.
- You are looking to **modify or upgrade** the suspension (e.g., stiffer arms, poly bushings).
- You need the part **immediately** and can source an aftermarket option with a shorter lead time.
- **Avoid purchasing from untrusted sellers if:**- The price seems **too good to be true** (potential counterfeit).
- The seller lacks **certifications, warranties, or return policies**.
- You cannot verify the **authenticity or origin** of the part.
**Final Verdict:** For most Mercedes-Benz owners who value quality and longevity, the **117-885-47-00 OEM part is the best
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