AUDI 4L0839901Y9B Rear Right Door Exterior Pillar Molding 137.AU1507

( Manufacturer Part Number: 4L0839901Y9B ), ( Model: Q7-AUDI ), ( Part Type: Door Molding ), ( Conditions Options: Scratches Rr Dr Rh B Pilla ), ( Genuine Oem: Yes ), ( Ipn: 137.au1507 ), ( Placement On Vehicle: Rear, Right )

Review AUDI Rear Right Door Exterior Pillar Trim Molding fits Q7 2007–2015

The **Audi 4L0839901Y9B rear right door exterior pillar molding** is a precision-engineered component designed exclusively for Audi s fourth-generation **Q7 (2007 2015)** models, ensuring a seamless and factory-finish aesthetic while maintaining structural integrity. Crafted from high-quality **polypropylene or reinforced thermoplastic**, this molding is engineered to withstand environmental stressors, including UV exposure, temperature fluctuations, and minor impacts, ensuring long-term durability without warping or discoloration. The design features a **sleek, integrated contour** that harmonizes with the Q7 s bold, angular styling, blending seamlessly into the bodywork between the rear door and the C-pillar while reinforcing the vehicle s premium, sporty silhouette. Its **matte black or metallic finish** (depending on the original specification) is applied via a high-gloss powder-coating process, delivering a flawless, chip-resistant surface that matches Audi s stringent quality standards. Beyond its aesthetic role, this molding also serves a functional purpose by protecting the underlying body panels from scratches, stone chips, and minor abrasions, thereby preserving the vehicle s resale value. For enthusiasts and restorers, this part is a critical component in achieving a **showroom-worthy finish**, as it bridges the gap between the door s exterior and the roofline, completing the Q7 s distinctive, commanding presence on the road. Whether replacing a damaged section or upgrading during a full exterior refresh, this molding ensures a perfect fit with Audi s **original equipment manufacturer (OEM) tolerances**, backed by the reliability expected from Audi s meticulous engineering.

### Pros and Cons of buying a Audi 4L0839901Y9B (07-15 Q7 Rear Right Door Exterior Pillar Molding)

1. **Exact Fitment** This part is specifically designed for the 2007 2015 Audi Q7, ensuring a seamless and professional installation without gaps or misalignment. It matches the vehicle s styling cues perfectly, maintaining the factory look.

2. **Durability** Audi parts, even aftermarket or replacement components, are typically built to high standards. The molding is likely made from durable plastic or composite materials resistant to UV damage, cracking, and warping over time.

3. **Aesthetic Improvement** If the original molding is damaged, faded, or misaligned, replacing it can restore or enhance the vehicle s appearance. A clean, well-fitted molding contributes to a polished and premium look.

4. **Prevents Further Damage** Ignoring a cracked or broken molding can lead to water ingress, rust, or further deterioration of the surrounding body panels. Replacing it early can save money and effort in the long run.

5. **Ease of Installation** While some Audi parts can be tricky to install, this molding is a relatively straightforward replacement for those with basic mechanical or bodywork skills. It may require adhesive, clips, or screws, depending on the model year.

6. **Warranty or Guarantee** Reputable sellers (e.g., official Audi dealers, trusted aftermarket suppliers) may offer warranties or return policies, providing peace of mind against defects.

7. **Cost-Effective Alternative** Buying a new or high-quality used part from a reliable source is often cheaper than paying for professional installation or dealing with long-term damage from neglect.

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1. **Cost** While not excessively expensive, the part may still be a significant investment, especially if purchased from an authorized dealer. Prices can vary widely depending on the seller (e.g., $50 $150 depending on condition and source).

2. **Potential Counterfeit Parts** If buying from untrusted sources (e.g., eBay sellers with no reviews or unknown brands), there s a risk of receiving a low-quality, mismatched, or counterfeit part. This can lead to poor fitment, premature failure, or voiding of any warranty.

3. **Installation Challenges** Some Audi models have tight tolerances or unique mounting systems. If the installer lacks experience, they may struggle with alignment, adhesive application, or securing the molding properly, leading to a poor finish.

4. **Material Quality Variability** Cheaper aftermarket parts may use inferior materials that yellow over time, crack in cold weather, or require frequent reapplication of adhesive. High-end parts are less likely to suffer these issues.

5. **Time-Consuming for DIYers** If the owner lacks experience with bodywork, the process of removing old caulk, cleaning surfaces, and applying new adhesive can be time-consuming and frustrating.

6. **Compatibility Concerns** While this part is listed for the 2007 2015 Q7, slight variations exist between model years (e.g., facelifts in 2011 or 2014). Double-checking the exact year and trim level is crucial to avoid mismatches.

7. **Hidden Damage** If the surrounding area (e.g., body panel, adhesive residue) is already damaged, replacing just the molding may not fully resolve the issue. A thorough inspection is needed to address underlying problems.

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Buying the **Audi 4L0839901Y9B rear right door exterior pillar molding** for your 2007 2015 Q7 is generally a **worthwhile investment** if done correctly. The part offers a precise fit, improves aesthetics, and prevents further deterioration. However, the success of the purchase depends heavily on **sourcing a high-quality, genuine (or trusted aftermarket) part** and ensuring proper installation.

For those comfortable with DIY projects, this is a manageable repair that can save money compared to professional labor. However, if the owner lacks confidence in their ability to install it properly, hiring a body shop or Audi specialist is advisable to avoid costly mistakes.

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- **Authorized Audi dealers** or **OE suppliers** (e.g., Audi Parts, Mopar, or local Audi service centers) are the safest options for genuine parts.

- **Reputable aftermarket brands** (e.g., Mann Filter, Duralast, or parts from trusted online retailers like RockAuto, eBay with verified sellers, or local auto parts stores) can also be reliable if they have good reviews and clear descriptions.

- Avoid suspiciously cheap parts from unknown sellers, as they may not fit or last.

- Confirm the exact **model year, trim level, and market** (e.g., US, EU) of your Q7, as some parts vary slightly. For example, the 2011 facelift models may have different moldings than pre-2011 versions.

- Gather the necessary tools: body filler, sandpaper, adhesive (e.g., 3M 5200 or similar), a heat gun (for softening old caulk), and a plastic scraper.

- If unsure, watch **YouTube tutorials** specific to your Q7 model year for guidance.

- If the surrounding area (e.g., body panel, adhesive) is damaged, a professional body shop can ensure a clean, long-lasting repair. This may cost more upfront but avoids future issues.

- Apply a **UV-resistant clear coat** (e.g., 3M Clear Sealant) to protect the molding from fading or cracking over time.

- Inspect the molding annually for signs of peeling or damage, especially in areas exposed to sunlight or road debris.

**Final Verdict:** **Proceed with confidence** if you source the part from a trusted supplier and take the time to install it correctly. For most owners, the benefits of a restored or improved appearance and long-term protection outweigh the costs and effort. However, if the part is not installed properly, it could lead to further problems, so prioritize quality over price.

Details:

Provides unrestricted 53 ft truck access no residential streets, gates, or limited entry areas. No expedited shipping options are available at this time.

part #: 4l0839901y9b prices

• $55.99-$208.80

specifications cartrimmouldings:

• for makes: Audi
• for years: 2007-2015
• mpn: 4l0839901y9b
• model: Q7-audi
• part type: Door Molding
• conditions options: Scratches Rr Dr Rh B Pilla
• genuine oem: Yes
• ipn: 137.au1507
• placement on vehicle: Rear, Right

general cartrimmouldings:

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

shipping cartrimmouldings:

• class: Economy, Standard
• type: Fixed
• cost: $0.00
• transit: 5-10 Days
• service: Economy, Standard

seller cartrimmouldings:

• city: North Brunswick, New Jersey
• rating: 99.9%
• # reviews: 30738

payments cartrimmouldings:

• credit card: Mastercard
• other
• cash
• wallet: Google-pay

returns cartrimmouldings:

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

offer cartrimmouldings:

• sold: 0
• started: April 19, 2026
• availability: In Stock
• best offers: True
• options: Ship-to-home
• quantity: 1

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