fits model: Durango. make: Dodge. year: 2011–2026.

( Manufacturer Part Number: 55399171AH ), ( Type: Window Run Channel ), ( Oe/oem Part Number: 55399171aj / 55399171-aj ), ( Color: Black ), ( Material: Rubber ), ( Features: Easy Installation ), ( Vintage Part: No ), ( Placement On Vehicle: Left, Rear ), ( Country Of Origin: United States )
The **Dodge 55399171AH 2011 2026 Ram 1500/2500/3500 Heavy Duty Rear Left Door Glass Channel Weatherstrip Seal** is a precision-engineered rubber and polyurethane composite seal designed to provide an airtight, waterproof, and dust-resistant barrier between the rear left door of select Dodge Ram models and the vehicle s body structure. This high-performance weatherstrip is crafted to withstand the rigorous demands of heavy-duty truck applications, ensuring long-term durability while maintaining optimal sealing efficiency. Engineered to fit models spanning from the 2011 to 2026 Ram 1500, 2500, and 3500 series including both standard cab and crew cab configurations the seal features a robust, flexible design that conforms seamlessly to the door s contours, preventing leaks, wind noise, and unwanted debris intrusion. Its reinforced construction resists cracking, compression set, and environmental degradation from exposure to UV rays, extreme temperatures, and road salt, making it an ideal replacement for worn or damaged factory seals. The weatherstrip s integrated glass channel ensures a snug fit around the rear door glass, preventing water seepage and maintaining a tight seal during aggressive driving conditions. Whether used in commercial fleets, off-road adventures, or daily commuting, this seal enhances the truck s interior comfort, resale value, and overall structural integrity by preserving the door s weatherproofing capabilities.
### Pros and Cons of buying a **Dodge 55399171AH 2011 2016 Durango Rear Left Door Glass Channel Weatherstrip Seal**
#### **Pros:**1. **Direct Fitment** This part is designed specifically for the 2011 2016 Dodge Durango, ensuring compatibility without modifications.
2. **Prevents Water Leaks** A worn or damaged weatherstrip seal allows moisture to enter the door, leading to rust, mold, and electrical issues. Replacing it restores proper sealing.
3. **Improves Door Operation** A failing weatherstrip can cause the door to stick or squeak, improving functionality when replaced.
4. **Prevents Drafts** A good seal keeps cold air out in winter and hot air out in summer, improving cabin comfort.
5. **Easy Installation** Many weatherstrips are designed for straightforward removal and replacement, often requiring only basic tools.
6. **Cost-Effective** Replacing a single seal is far cheaper than repairing water damage or replacing electrical components damaged by moisture.
7. **Extends Vehicle Lifespan** Preventing rust and water intrusion helps maintain the structural integrity of the door and surrounding metal.
#### **Cons:**1. **Potential Quality Issues** Aftermarket parts may not match the durability of OEM (Original Equipment Manufacturer) seals, especially if the original was high-quality.
2. **Mismatched Materials** Some aftermarket seals may use cheaper rubber or plastic, leading to premature wear or cracking in extreme temperatures.
3. **Installation Challenges** If the door frame or surrounding areas are damaged (e.g., rusted or warped), the new seal may not fit perfectly, requiring additional repairs.
4. **Limited Availability** Depending on the supplier, finding the exact part number (55399171AH) may be difficult, especially if purchasing from a lesser-known seller.
5. **Time-Consuming for DIYers** If the door is heavily corroded or the seal is stubborn, installation may take longer than expected, especially for those without mechanical experience.
6. **Possible Counterfeit Parts** Some online sellers may offer fake or low-quality replicas, which could fail quickly or not fit correctly.
7. **Additional Costs** If the door frame or adjacent seals (e.g., window regulator) are also damaged, extra repairs may be needed beyond just the weatherstrip.
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### **Conclusion**
Replacing the rear left door glass channel weatherstrip seal on a 2011 2016 Dodge Durango is a **practical and cost-effective solution** to prevent water leaks, improve door function, and extend the vehicle s lifespan. The benefits such as better sealing, reduced drafts, and avoidance of costly rust damage outweigh the minor drawbacks, provided the part is genuine and installed correctly.
However, if the door frame is severely corroded or the original seal was part of a larger issue (e.g., a failing window regulator), addressing those problems simultaneously may be necessary for a complete fix. Always verify the part s authenticity and quality before purchasing, and consider professional installation if unsure about DIY repairs.
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### **Recommendation**
- **Buy from a reputable supplier** (e.g., RockAuto, AutoZone, or a trusted online retailer) to ensure the part is genuine and matches the OEM specifications.
- **Check the door frame and adjacent seals** before installation repair any rust or damage to ensure a proper fit.
- **Follow installation instructions carefully** to avoid damaging the door or seal during removal and replacement.
- **Consider professional help** if the door is difficult to access or if you lack mechanical experience.
- **Replace both sides if needed** weatherstrips degrade uniformly, so addressing the opposite door may prevent future issues.
For most owners, this is a **worthwhile and straightforward repair** that pays off in long-term vehicle reliability.
This item has been previously used. Color: RED PRV-OCTANE PEARLCOAT EXTERIOR / BLACK ZLX9 INTERIOR. Please verify it fits and is compatible with your specific model before purchasing. Mileage: 39K MILES.
Donor vehicle: 2022 DODGE DURANGO PLUS 3.6L V6 RWD AUTOMATIC TRANSMISSION. Shipping FREE SHIPPING available for most items within lower 48 states.