MERCEDES A1239940148 Mb Hood Bonnet Hinge Right Benz

( Manufacturer Part Number: A1239940148 ), ( Type: Hood Hinge ), ( Oe/oem Part Number: 1239940148, 1238800477, 1238801077, 1238870474 ), ( Color: Multicolor ), ( Attachment Type: Bolt-on, Riveted, Screw-on ), ( Material: Stainless Steel, Steel ), ( Features: Easy Installation ), ( Finish: Painted ), ( Country Of Origin: Germany ), ( Placement On Vehicle: Front, Right )

Review MERCEDES benz Genuine Original Mb Hood Bonnet Hinge Support Right Side Oem fits W123

The **Mercedes-Benz W123 Hood Bonnet Hinge (Part Number: A1239940148)** is a precision-engineered component integral to the iconic reliability and performance of the legendary W123 series, spanning models from the 1975 to 1985 production eras. Crafted from high-grade, corrosion-resistant steel, this right-side bonnet hinge is designed to withstand the rigorous demands of daily driving while maintaining seamless functionality over decades of use. The hinge features a robust, two-piece construction, combining a sturdy pivot mechanism with a durable mounting bracket, ensuring smooth articulation and consistent alignment of the hood panel. Its design incorporates a spring-loaded mechanism, allowing for effortless manual operation while preventing unintended opening or sagging, a common issue in aging vehicles. The hinge s precise fitment is tailored to the W123 s iconic front grille and body structure, accommodating the classic Mercedes-Benz aesthetic while providing the structural integrity necessary for safe and secure hood closure. Over time, this hinge may exhibit signs of wear such as rust, loosened fasteners, or degraded spring tension, but when properly maintained or replaced, it restores the hood s smooth operation, enhancing both the vehicle s functionality and its timeless appeal. Ideal for restoration projects, classic car enthusiasts, or owners seeking to preserve the original integrity of their W123, this hinge is a critical replacement part that bridges the gap between mechanical reliability and automotive heritage.

### **Pros and Cons of Buying a Mercedes-Benz W123 Hood Bonnet Hinge (Part Number: A1239940148)**

1. **Original Equipment Quality** The W123 series (1980 1996) was known for its robust construction, and Mercedes-Benz parts like this hinge were designed to last under normal conditions. Using an OEM part ensures proper fit, function, and durability, reducing the risk of premature failure.

2. **Reliability and Longevity** The W123 was a well-engineered model, and its components were built to withstand years of use. Replacing a hinge with an authentic part helps maintain the car s structural integrity, preventing rust or misalignment issues that can arise from aftermarket or mismatched parts.

3. **Aesthetic and Functional Fit** The hood hinge is a critical component for proper hood operation. A genuine part ensures smooth opening/closing, prevents squeaking or rattling, and maintains the car s original appearance. Aftermarket parts may not align perfectly, leading to cosmetic or functional issues.

4. **Resale Value Preservation** For classic car enthusiasts or those aiming to keep their W123 in showroom condition, using OEM parts helps preserve resale value. Potential buyers or restorers will appreciate the attention to detail, especially if the car is intended for concours or high-end sales.

5. **Ease of Installation** Since it s an OEM part, it should be straightforward to install, assuming the necessary tools and mechanical knowledge are available. No modifications or adapters are typically required, unlike some aftermarket alternatives.

6. **Compatibility with Other W123 Components** The hinge is part of the hood assembly, which may include other critical parts like latches, struts, or gaskets. Using an original part ensures compatibility with these components, reducing the chance of secondary failures.

7. **Reduced Risk of Counterfeit Parts** Purchasing directly from a reputable Mercedes-Benz parts dealer or authorized distributor minimizes the risk of receiving a fake or low-quality replica, which can fail quickly or cause damage to the hood mechanism.

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1. **Cost** OEM parts, especially for a classic Mercedes-Benz like the W123, can be significantly more expensive than aftermarket alternatives. Prices may range from $100 to $300 or more, depending on availability, condition, and source. This can be a barrier for budget-conscious buyers or those restoring multiple components.

2. **Limited Availability** While the W123 is a popular classic, genuine OEM parts may not always be in stock at local dealers. Some parts may require ordering from specialty suppliers, which can extend lead times. In rare cases, parts may be discontinued, forcing reliance on used or rebuilt units.

3. **Potential for Used/Rebuilt Parts** If purchasing from a third-party seller, there s a risk of receiving a part that has been previously damaged, repaired, or mismatched. Used parts may not function as well as new ones, and their condition may not be immediately apparent without inspection.

4. **Weight and Material Considerations** The W123 hood hinge is made from metal (likely steel or zinc-plated), which adds weight to the hood. While this contributes to durability, it may not be ideal for those seeking lighter modifications or those concerned about hood balance (e.g., if the hood feels unbalanced after replacement).

5. **Installation Challenges for Non-Mechanics** While the part itself is straightforward, removing the old hinge may require disassembling the hood latch, struts, or surrounding panels. Those without mechanical experience may find the process time-consuming or frustrating, potentially leading to mistakes (e.g., stripping screws or damaging the hood).

6. **Rust and Corrosion Risks** If the car has been exposed to harsh environments (salt, humidity, etc.), the old hinge may be corroded, making removal difficult. In such cases, the new part may also be susceptible to rust if not properly treated or sealed during installation.

7. **Overkill for Minor Use** If the car is primarily used for casual driving and not restored to showroom condition, the expense of an OEM part may not be justified. For such cases, a high-quality aftermarket part (from reputable brands like **Merit, ECS, or ACDelco**) could offer a cost-effective alternative with similar performance.

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The **Mercedes-Benz W123 hood bonnet hinge (A1239940148)** is a high-quality, reliable part that is ideal for owners seeking to maintain or restore their car to original specifications. Its advantages in terms of fit, function, and longevity make it the best choice for enthusiasts prioritizing authenticity and long-term durability. However, the higher cost and potential availability issues may deter budget-conscious buyers or those restoring multiple components.

For most **W123 owners aiming for a concours-level restoration or those who value OEM integrity**, this part is a worthwhile investment. Conversely, those on a tight budget or with a car used primarily for daily driving might consider a **high-quality aftermarket alternative** after weighing the trade-offs.

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- You are restoring or maintaining a W123 to showroom condition.

- You prioritize long-term reliability and originality.

- You have access to a reputable dealer or supplier (e.g., **Mercedes-Benz Classic Parts, Classic Parts Warehouse, or eBay from verified sellers**).

- You are comfortable with the cost and potential lead times.

- You are working with a limited budget and the car is not intended for high-end restoration.

- You can find a **high-quality aftermarket hinge** (e.g., from **Merit, ECS, or a trusted classic car parts supplier**) that matches the OEM in durability and fit.

- You are confident in your ability to inspect the part for quality before purchase (e.g., checking for proper plating, no cracks, and smooth operation).

**Final Tip:** Always inspect the part upon receipt (if possible) and ensure it matches the original in terms of material, plating, and functionality. If purchasing used, verify its history to avoid potential issues. For maximum peace of mind, opt for a **new OEM part from an authorized source**.

Details:

It is an OEM part made of stainless steel and steel, featuring a painted finish in multicolor. OEM Mercedes part. The product being described is a genuine original Mercedes-Benz hood bonnet hinge support for the right side of MB W123 model. The hinge support is designed for easy installation with a screw-on, riveted, and bolt-on attachment type.

Manufactured in Germany, this part comes with manufacturer numbers A, A, A, and A, ensuring a perfect fit for the specified vehicle model.

part #: a1239940148 prices

• $175.00-$195.00

specifications dooexter:

• for models: W123
• for makes: Mercedes
• mpn: A1239940148
• type: Hood Hinge
• oe/oem part number: 1239940148, 1238800477, 1238801077, 1238870474
• color: Multicolor
• attachment type: Bolt-on, Riveted, Screw-on
• material: Stainless Steel, Steel
• features: Easy Installation
• finish: Painted
• country of origin: Germany
• placement on vehicle: Front, Right

general dooexter:

• Exterior Parts Accessories > Hoods > Hinges, Latches Additional Hood Components
• condition: Used

offer dooexter:

• quantity: 1
• best offers: True
• availability: In Stock
• sold: 0
• started: May 30, 2026
• options: Ship-to-home

seller dooexter:

• city: Silver Spring, Maryland
• # reviews: 117
• rating: 100.0%

payments dooexter:

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

returns dooexter:

• time: 14 Days
• policy: Returns Accepted
• paid by: Buyer

shipping dooexter:

• transit: 4-9 Days
• cost: $15.00
• service: USPS Ground Advantage
• carrier: USPS
• class: Standard
• type: Fixed

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