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  3. MERCEDES 1666900787

MERCEDES 1666900787 Rear Left Driver Door Window Molding Benz X166

fits model: Gl450. make: Mercedes. year: 2013–2016.

1666900787 Mercedes-benz 13-16 Gl450 X166 Rear Left Driver Side Door Window Molding Oem

( Manufacturer Part Number: 1666900787 ), ( Country Of Origin: Germany ), ( Color: Black ), ( Material: Acrylic ), ( Vintage Part: No ), ( Placement On Vehicle: Left, Rear, Rear Left ), ( Type: Window Molding ), ( Manufacturer Warranty: 3 Months ), ( Attachment Type: Oem ), ( Features: Easy Installation ), ( Finish: Gloss )

Review MERCEDES benz Rear Left Driver Side Door Window Molding Oem fits GL450 2013–2016

The **Mercedes-Benz 1666900787 rear left driver door window molding** for the **GL-Class (W166) models produced between 2013 and 2016** is a precision-engineered component designed to seamlessly integrate with the vehicle s sleek, high-end aesthetic while ensuring optimal functionality. Crafted from high-quality, durable materials, this molding features a polished chrome finish that enhances the car s luxurious appeal, complementing the premium interior of the GL450 and other variants within this generation. The design incorporates smooth, flowing contours that align perfectly with the door s ergonomic curves, providing both a visually cohesive look and a tactile experience that aligns with Mercedes-Benz s signature attention to detail. This window molding is not merely an ornamental piece but also serves a practical purpose, offering a protective barrier between the glass and the door panel to prevent scratches, moisture, and debris from compromising the integrity of the window mechanism. Its robust construction ensures long-term durability, resisting wear from frequent opening and closing, as well as exposure to environmental elements like UV rays and humidity. For enthusiasts and owners seeking to maintain or restore the original factory appearance of their W166 GL-Class, this OEM replacement part is an essential component that upholds the vehicle s resale value and aesthetic integrity. Whether used in a full restoration project or as part of a routine maintenance upgrade, this molding exemplifies Mercedes-Benz s commitment to excellence in both form and function.

### **Pros and Cons of Buying a Mercedes-Benz GL450 X166 Rear Left Driver Door Window Molding (Part Number: 1666900787)**

#### **Pros:**

1. **Authentic Fit and Finish** This is an original Mercedes-Benz part, meaning it will match the exact design, material, and quality standards of the vehicle s factory molding. It ensures a seamless aesthetic without visible mismatches.

2. **Durability and Longevity** Mercedes-Benz parts are built to last, often using high-quality plastics, adhesives, and metal reinforcements. This reduces the risk of premature wear or detachment compared to aftermarket alternatives.

3. **Warranty Coverage** If purchased directly from an authorized Mercedes-Benz dealer or through an approved supplier, the part may come with a warranty, providing peace of mind against defects.

4. **Resale Value Protection** Using OEM parts helps maintain the vehicle s value, as buyers often prefer cars with original components. This is particularly important for luxury vehicles like the GL450.

5. **Professional Installation Compatibility** The part is designed to work with Mercedes-Benz service protocols, reducing the risk of installation errors that could void warranties or damage the door mechanism.

6. **Avoiding Counterfeit Risks** Purchasing directly from a trusted source minimizes the chance of receiving a low-quality or fake part that could fail quickly.

#### **Cons:**

1. **High Cost** Original Mercedes-Benz parts are significantly more expensive than aftermarket alternatives. The price may be prohibitive for budget-conscious buyers or those replacing a single component.

2. **Limited Availability** Depending on the region, finding this specific part may require ordering from an authorized dealer or a specialized supplier, which could involve longer lead times.

3. **Potential Overkill for Minor Damage** If the molding is only cracked or slightly damaged rather than completely broken, some owners might opt for a cheaper repair (e.g., filling cracks with body filler) instead of a full replacement.

4. **Installation Complexity** While the part itself is high-quality, improper installation (e.g., misalignment, improper sealing) can lead to issues like water leaks, rattling, or difficulty in operation. This may require professional labor, adding to costs.

5. **Environmental and Ethical Concerns** Purchasing new OEM parts contributes to e-waste and resource consumption. Some buyers may prefer refurbished or recycled parts as a more sustainable option, though these may not always be available for Mercedes-Benz components.

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### **Conclusion:**

The **Mercedes-Benz GL450 X166 rear left driver door window molding (1666900787)** is a premium choice for owners who prioritize authenticity, longevity, and resale value. It is ideal for those who want a flawless finish, are willing to invest in high-quality components, and can source the part reliably. However, the high cost and potential overkill for minor issues make it less suitable for budget repairs or cosmetic fixes.

For most owners, this part is the **best long-term solution**, especially if the molding is severely damaged or the vehicle is kept in pristine condition. If cost is a major concern, alternatives like high-quality aftermarket parts (from reputable brands like ACDelco, Dorman, or Mann) could be considered, though they may not match the exact fit or durability.

### **Recommendation:** - **Buy the OEM part (1666900787) if:**

- You want the best possible fit and finish for your luxury vehicle.

- The molding is completely broken or beyond repair.

- You plan to keep the car long-term and value its original components.

- You have access to an authorized Mercedes-Benz dealer or trusted supplier.

- **Consider alternatives if:**

- The damage is minor (e.g., small cracks), and you prefer a cheaper repair method.

- You re on a tight budget and can find a high-quality aftermarket part with good reviews.

- You re comfortable with installation and willing to research reputable aftermarket brands.

For most Mercedes-Benz owners, **the OEM part is the recommended choice** due to its reliability and impact on the vehicle s value. Always verify the part s authenticity and source it from a trusted dealer to avoid counterfeit issues.

Details:

Fitment and Compatibility. All of the parts are tested either before or after removal from vehicle. All electronic items are tested before being listed. As a result of it being used part, the item may show light scuffs, scratches, or other imperfections.

Please match part number to ensure fitment. This part may fit one or all of the described vehicles. Shipping prices for ground apply only to the continental states of USA.

part #: 1666900787 prices

  • $10.49-$34.99

specifications cartrimmouldings:

  • for models: Gl450
  • for makes: Mercedes
  • for years: 2013-2016
  • mpn: 1666900787
  • country of origin: Germany
  • color: Black
  • material: Acrylic
  • vintage part: No
  • placement on vehicle: Left, Rear, Rear Left
  • type: Window Molding
  • manufacturer warranty: 3 Months
  • attachment type: Oem
  • features: Easy Installation
  • finish: Gloss

returns cartrimmouldings:

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

offer cartrimmouldings:

  • availability: In Stock
  • best offers: True
  • started: March 7, 2026
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

payments cartrimmouldings:

  • wallet: Paypal
  • other
  • credit card: Mastercard

general cartrimmouldings:

  • condition: Used
  • Car Truck Parts Accessories > Exterior Parts Accessories > Body Moldings Trims

seller cartrimmouldings:

  • rating: 99.8%
  • city: Lincoln, California
  • # reviews: 10392

shipping cartrimmouldings:

  • cost: $0.00
  • class: Standard
  • type: Fixed
  • service: USPS Ground Advantage
  • carrier: USPS
  • transit: 5-11 Days
for models: gl450, for makes: mercedes, for years: 2013-2016, country of origin: germany, vintage part: no, placement on vehicle: left, rear, rear left, type: window molding, manufacturer warranty: 3 months, attachment type: oem, features: easy installation, finish: gloss,
category: auto parts > car truck parts accessories > exterior parts accessories > body moldings trims, color: black, material: acrylic, sku: 13864842996542722,
Mercedes 1666900787 Is Similar To:
cartrimmouldings logo
5 offers $10.49–$34.99 USD
  • Used. Offer #1 priced at $34.99 + $0.00 shipping estimate = $34.99* total. Shipped with FedEx Ground or FedEx Home Delivery 2013 - 2016 MERCEDES GL450 GL550 REAR LEFT DOOR WINDOW MOLDING OEM.FREE SHIPPING
  • Used. Offer #2 priced at $29.70 + $10.00 shipping estimate = $39.70* total. All of the parts are tested either before or after removal from the vehicle As a result of itbeing a used part, the item may show light scuffs, scratches, or other imperfections.+$10.00 shipping
  • Used. Offer #3 priced at $10.49 + $11.73 shipping estimate = $22.22* total. A Perfect Working condition. DRIVER REAR WINDOW TRIM.+$11.73 shipping
  • Used. Offer #4 priced at $23.09 + $13.73 shipping estimate = $36.82* total. VIN Number: 4JGDF7CE2DA196681 PASSENGER WINDOW TRIM STRIP.+$13.73 shipping
  • Used. Offer #5 priced at $43.29 + $0.00 shipping estimate = $43.29* total. . LAND ROVER.FREE SHIPPING

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