MERCEDES A2316940191 Rear Trunk Left Frame Benz R231

( Manufacturer Part Number: A2316940191 ), ( Part Type: Trunk Frame ), ( Oe/oem Part Number: A2316940191, A231-694-01-91, A-231-694-01-91, 231-694-01-91, R231, Sl550, Sl400, Sl500, Original Genuine, Mbz ), ( Color: Black ), ( Country Of Origin: Germany )

Review MERCEDES benz Rear Trunk Left Frame Trim Oem fits SL400 SL550 2013–2016

The **Mercedes-Benz A2316940191 (R231 SL-Class, 2013 2016) rear trunk left frame** is a precision-engineered structural component designed exclusively for the iconic SL 400 and SL 550 models within the R231 generation, a series celebrated for its blend of timeless elegance and cutting-edge automotive engineering. This left-hand side trunk frame, identified by its unique part number, serves as a critical load-bearing element, anchoring the rear hatch mechanism, luggage compartment reinforcement, and critical wiring harnesses while ensuring structural integrity under dynamic driving conditions. Crafted from high-strength steel, the frame undergoes rigorous computer-aided design (CAD) optimization to balance weight efficiency with durability, a hallmark of Mercedes-Benz s commitment to both performance and longevity. Its design incorporates seamless integration with the surrounding body panels, including the rear hatch, side sills, and floor structure, ensuring a flush, aerodynamic profile that minimizes wind resistance while maintaining the SL s signature sporty silhouette. The frame also houses mounting points for the rear suspension components, contributing to the vehicle s precise handling and stability, particularly during high-speed maneuvers or aggressive cornering. For restoration or replacement projects, this part is essential for maintaining the original factory specifications, as it directly influences the vehicle s crashworthiness, ride quality, and overall structural soundness. Whether used in a full-body restoration, a targeted repair following an accident, or as a preventive replacement to preempt corrosion, this component exemplifies Mercedes-Benz s dedication to craftsmanship and engineering excellence, ensuring that the SL s legendary driving dynamics remain uncompromised.

### **Analysis of Purchasing a Mercedes-Benz A-Class (R231) Rear Trunk Left Frame (Part Number: 13-16 R231 SL400/SL550)**

#### **Pros of buying a Part**

1. **Original Equipment Quality (OEM)**

The part is a genuine Mercedes-Benz component, ensuring high build quality, durability, and compatibility with the vehicle s systems. OEM parts are designed to meet the manufacturer s exact specifications, reducing the risk of premature wear or failure.

2. **Reliability and Longevity**

Mercedes-Benz frames are engineered for strength and structural integrity. A well-maintained R231 chassis, even with a damaged rear trunk frame, can still provide a solid foundation for repairs. Replacing the frame with an OEM part ensures the vehicle retains its structural soundness.

3. **Resale Value Preservation**

If the rest of the vehicle is in good condition, restoring the frame with an OEM part helps maintain the car s value, especially for enthusiasts or collectors who prioritize originality and authenticity.

4. **Warranty and Support**

Purchasing from an authorized Mercedes-Benz dealer or a reputable aftermarket supplier often comes with a warranty, offering peace of mind against defects. Some OEM parts may also qualify for extended coverage if the vehicle is under warranty.

5. **Aesthetic and Functional Consistency**

The R231 A-Class (2013 2016) has a distinctive design, and using an OEM frame ensures the rear trunk area remains visually and functionally consistent with the rest of the car. This is particularly important for owners who value the vehicle s original appearance.

6. **Safety Implications**

The rear trunk frame plays a role in the vehicle s overall structural integrity, especially in side-impact collisions. Replacing it with an OEM part ensures the car meets safety standards and retains its crashworthiness.

7. **Compatibility with Aftermarket Parts**

OEM frames are easier to work with when integrating aftermarket components (e.g., lift kits, custom bodywork, or reinforced panels). The part will align perfectly with other factory-fit elements.

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#### **Cons of buying a Part**

1. **High Cost**

OEM parts from Mercedes-Benz are significantly more expensive than aftermarket alternatives. The price can range from **$800 to $1,500 **, depending on availability, condition, and supplier. This cost may be prohibitive for budget-conscious buyers or those restoring multiple components.

2. **Limited Availability and Lead Times**

OEM parts, especially for older models like the R231, may not always be in stock. Purchasing from a dealer could result in long wait times, delaying repairs. Aftermarket suppliers may offer faster turnaround but with trade-offs in quality.

3. **Potential for Counterfeit or Salvage Parts**

Buying from unauthorized sellers increases the risk of receiving a **salvage, repainted, or counterfeit part**. Always verify the part s history (e.g., via a **Carfax or Mercedes-Benz part number database**) to ensure it s not from a wrecked vehicle.

4. **Installation Complexity**

Replacing a rear trunk frame requires **welding, alignment, and possibly repainting** to ensure a seamless finish. This job is best left to a **Mercedes-Benz specialist or a body shop with experience in R231 repairs**, adding to labor costs.

5. **Weight Considerations**

OEM frames are heavier than some aftermarket alternatives, which could slightly affect the vehicle s handling or fuel efficiency. However, for most owners, this difference is negligible.

6. **Environmental and Ethical Concerns**

If the part is sourced from a **junkyard or dismantler**, there may be ethical concerns about the vehicle s origin (e.g., accident damage, salvage yards with questionable practices). Opting for a **certified pre-owned (CPO) or refurbished part** mitigates this issue.

7. **Potential for Hidden Damage**

Even if the frame appears intact, there may be **hidden rust, dents, or manufacturing defects** that weren t visible during inspection. A thorough **ultrasonic inspection or X-ray** may be needed to confirm structural integrity.

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### **Conclusion**

Buying an **OEM Mercedes-Benz A-Class (R231) rear trunk left frame** is the **best choice for owners who prioritize quality, longevity, and authenticity**. The part ensures a **perfect fit, structural integrity, and compatibility** with the rest of the vehicle, making it ideal for **restoration projects, safety-critical repairs, or maintaining resale value**.

However, the **high cost, potential lead times, and installation challenges** make it less ideal for **budget-conscious buyers or casual DIY enthusiasts**. If the primary concern is **cost savings**, aftermarket alternatives (e.g., **Magna, AutoBody Parts, or reputable European suppliers**) can offer comparable quality at a fraction of the price though with slightly reduced warranty coverage.

For **serious collectors, performance tuners, or those restoring a classic**, the OEM part is **highly recommended**. For others, a **verified aftermarket part from a trusted supplier** may be a practical compromise.

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### **Final Recommendation**

- **If budget is not a concern and authenticity is key** **Purchase the OEM part from an authorized Mercedes-Benz dealer or a reputable OEM supplier** (e.g., **Mercedes-Benz Parts Store, AutoZone OEM, or specialized European importers**).

- **If cost efficiency is prioritized but quality is still important** **Choose a high-quality aftermarket part from a trusted brand** (e.g., **Magna, AutoBody Parts, or a Mercedes-Benz-approved aftermarket supplier**) and have it professionally installed.

- **Always verify the part s history** (e.g., **no salvage title, no accident damage**) before purchasing.

- **Consult a Mercedes-Benz specialist** before installation to assess whether **welding, repainting, or alignment** is required.

For the **R231 A-Class (SL400/SL550)**, investing in an OEM frame is justified if the vehicle is a **long-term project or a cherished asset**. For a **short-term fix or a non-collector s car**, an aftermarket option may suffice.

Details:

13-16 MERCEDES R231 SL400 SL550 REAR TRUNK LEFT FRAME TRIM: A OEM: THIS ITEM LIKE NEW. For any of your Mercedes Benz, BMW, Audi, Lexus, Bentley, Ferrari, and other car needs, don't hesitate to call Hi Teak Foreign.: A OEM.

part #: a2316940191 prices

• $39.99-$99.00

specifications carlockiio:

• for models: Sl400, Sl550
• for makes: Mercedes
• for years: 2013-2016
• mpn: A2316940191
• part type: Trunk Frame
• oe/oem part number: A2316940191, A231-694-01-91, A-231-694-01-91, 231-694-01-91, R231, Sl550, Sl400, Sl500, Original Genuine, Mbz
• color: Black
• country of origin: Germany

general carlockiio:

• condition: Used
• Car Truck Parts Accessories > Exterior Parts Accessories > Exterior Locks Lock Hardware

returns carlockiio:

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

seller carlockiio:

• # reviews: 3253
• city: North Hollywood, California
• rating: 99.5%

shipping carlockiio:

• service: Standard
• cost: $0.00
• type: Fixed
• class: Standard
• transit: 5-9 Days

payments carlockiio:

• wallet: Paypal
• other
• credit card: Mastercard

offer carlockiio:

• best offers: True
• quantity: 1
• sold: 0
• availability: In Stock
• started: May 21, 2026
• options: Ship-to-home

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