MERCEDES A21369411009051 Rear High Brake Light Lamp Benz W213 3RD

( Manufacturer Part Number: A21369411009051 ), ( Listed: Ud88 ), ( Placement On Vehicle: Rear ), ( Type: Third Brake Light Assembly ), ( Oe/oem Part Number: A2136946900649051, 2136946900 / 2136946900649051 / 213 694 69 00 64 9051 ), ( Housing Color: Black ), ( Id: 2450fc61-30dd-4e5d-9ba8-e05d682c076a ), ( Location: Nwai6h4 )

Review MERCEDES benz Rear High Mounted 3rd Brake Stop Light Lamp Oem fits E350 2020–2023

The **Mercedes-Benz A21369411009051 2020 2023 W213 E350 Rear High 3rd Brake Light Lamp** is a precision-engineered, high-performance lighting component designed exclusively for the luxury Mercedes-Benz E-Class (W213) models, including the E350 variant produced between 2020 and 2023. This third brake light, also known as the "stop lamp" or "tail lamp," plays a critical role in ensuring optimal visibility and safety during braking, particularly in low-light conditions or when driving in heavy traffic. Crafted to meet Mercedes-Benz s stringent quality standards, this lamp features a robust, durable construction with a high-impact plastic housing that resists cracking, yellowing, or degradation from prolonged exposure to UV rays, moisture, or temperature fluctuations. The lens is engineered with a clear, anti-fog coating to maintain clarity under all weather conditions, while the internal LED or halogen bulb assembly depending on the specific model year and trim delivers a bright, consistent illumination that meets or exceeds OEM specifications for visibility and response time. This lamp is a direct-fit replacement, ensuring seamless integration with the original wiring harness and mounting bracket, eliminating the need for additional modifications or adaptations. Whether installed as part of a routine maintenance check or to restore the original aesthetic and functionality of the vehicle s rear lighting system, this component guarantees reliable performance, enhancing both the E350 s safety and its signature Mercedes-Benz elegance.

### **Pros and Cons of Buying a Mercedes-Benz A21369411009051 (2020 2023 E350 W213 Rear High 3rd Brake Light Lamp)**

1. **Compatibility and Fitment** This part is specifically designed for the **Mercedes-Benz W213 (E-Class, 2020 2023 models)**, ensuring a perfect fit without modifications. It is a **direct replacement** for the factory high-mount brake light, reducing the risk of installation errors.

2. **Improved Visibility** A properly functioning high-mount brake light enhances rear visibility for following drivers, especially in stop-and-go traffic or when braking hard. This can contribute to **safety** by alerting other motorists sooner.

3. **OEM Quality (If Authentic)** If purchasing from a reputable dealer or directly from Mercedes-Benz, this part may be **OEM (Original Equipment Manufacturer) quality**, meaning it meets the same high standards as the factory component. This ensures durability and proper function.

4. **Aesthetic Consistency** Replacing a faulty or missing high-mount brake light restores the vehicle s **factory appearance**, preventing a "broken" look that could deter potential buyers if selling the car later.

5. **Potential Resale Value Protection** A well-maintained E-Class with all functional lights (including the high-mount brake light) may hold its **resale value better** than one with missing or non-functional components.

6. **Aftermarket Options Available** If you prefer a **custom look**, aftermarket high-mount brake lights (LED, RGB, or clear lenses) are often available, allowing for personalization while maintaining compatibility.

7. **Easy Installation (For DIYers)** The high-mount brake light is typically an **easy plug-and-play replacement** for those with basic mechanical skills. Most require only **disconnecting the wiring harness, removing the old bulb holder, and installing the new one**.

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1. **Cost (Compared to Bulb Replacement)**

- If the issue is simply a **burnt-out bulb** rather than a faulty lamp assembly, replacing just the bulb (often **$10 $30**) would be cheaper than buying the entire lamp module (**$100 $300 **, depending on source).

- Pricing varies widely: **OEM parts** (from Mercedes dealerships) are expensive, while **aftermarket or used parts** may be more affordable but risk lower quality.

2. **Potential Counterfeit Parts**

- Buying from **unverified sellers** (eBay, Amazon, or unknown marketplaces) increases the risk of **fake or low-quality parts**, which may fail prematurely or not fit correctly.

- Always check for **authenticity** (e.g., Mercedes-Benz part number matching, seller reviews, or return policies).

3. **Wiring or Harness Issues**

- If the **wiring harness** or **switch** controlling the high-mount brake light is damaged, replacing just the lamp may not solve the problem. A **full electrical diagnostic** may be needed, adding to costs.

4. **LED vs. Halogen Compatibility**

- Some aftermarket high-mount brake lights use **LEDs**, which may not trigger the **brake light switch** properly in all cases. If the vehicle relies on **mechanical switch activation**, an LED lamp might not work as intended.

- Always verify **compatibility** with your specific model year.

5. **Installation Challenges (For Some)**

- While generally straightforward, **roof-mounted components** can be tricky to access, especially in tight spaces. Those without **basic automotive skills** may need a mechanic, adding labor costs (**$50 $150**).

6. **Potential for Theft or Damage**

- High-mount brake lights are **exposed and easily removable**, making them a target for theft. If the lamp is missing, it could indicate **previous theft** rather than just failure.

7. **Warranty Considerations**

- If the car is **under warranty**, replacing the lamp with an **aftermarket part** may void coverage for related issues. Always check with the dealership before proceeding.

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Buying a **Mercedes-Benz A21369411009051 (2020 2023 E350 W213 rear high 3rd brake light lamp)** is a **practical and necessary repair** if the current lamp is **broken, missing, or malfunctioning**. The part ensures **proper fitment, safety, and aesthetic consistency**, making it a worthwhile investment if done correctly.

However, the **cost, risk of counterfeit parts, and potential underlying electrical issues** must be considered. If the problem is simply a **bulb failure**, replacing just the bulb is the **most cost-effective solution**. For a **full replacement**, prioritize **authentic or high-quality aftermarket parts** from trusted sellers to avoid future problems.

1. **Diagnose the Issue First** Before purchasing, confirm whether the **lamp itself is faulty** or if the problem lies with the **bulb, wiring, or brake light switch**.

2. **Buy from a Reputable Source**

- **OEM (Mercedes-Benz dealership)** for guaranteed quality (but higher cost).

- **Authorized aftermarket suppliers** (e.g., **Akebono, Hella, or trusted online retailers**) for a balance of quality and price.

- Avoid **unknown sellers** unless thoroughly vetted.

3. **Consider LED Upgrades (If Compatible)** If you want **better visibility and longevity**, an **LED high-mount brake light** (e.g., **Akebono LED**) is a good upgrade, provided it triggers the brake light properly.

4. **DIY Installation (If Comfortable)** If you have basic mechanical skills, replacing the lamp yourself saves labor costs. If not, a **mechanic s help** ( $50 $150) is reasonable.

5. **Check for Theft or Damage** If the lamp is missing, investigate whether it was **stolen or intentionally removed** (e.g., for customization).

- **Worth it if:** The lamp is broken, missing, or non-functional, and you want a **reliable, factory-fit replacement**.

- **Not worth it if:** The issue is just a **bulb failure**, and you can find a **cheaper, compatible bulb** instead.

For most owners, **purchasing a genuine or high-quality aftermarket replacement** from a trusted source is the best approach to ensure **longevity, safety, and resale value**.

Details:

Items are sold in good, working condition and have been inspected prior to listing. This MUST be specified AT TIME OF PURCHASE. All listed parts have already been removed from donor vehicles and are on the shelf ready to be shipped. 2020 - 2023 MERCEDES E350 W213 REAR HIGH MOUNTED 3RD BRAKE STOP LIGHT LAMP OEM Menu.

High quality pictures are provided for each item so you can see its exact condition. Pulsate Template v3.2 2026/02/23 3RD BRAKE LIGHT AVOIDANCE LAMP. Orders are shipped via USPS, UPS, or FedEx. Are final sale.

Locations without a dock or forklift will incur lift gate fee. 60-day return period begins on the day part is delivered. Shipping charges are based on delivery zip code and apply to the lower 48 states.

part #: a21369411009051 prices

• $125.00-$200.00

specifications lightinglam:

• for models: E350
• for makes: Mercedes
• for years: 2020-2023
• mpn: A21369411009051
• listed: Ud88
• placement on vehicle: Rear
• type: Third Brake Light Assembly
• oe/oem part number: A2136946900649051, 2136946900 / 2136946900649051 / 213 694 69 00 64 9051
• housing color: Black
• id: 2450fc61-30dd-4e5d-9ba8-e05d682c076a
• location: Nwai6h4

shipping lightinglam:

• service: Standard
• class: Standard
• type: Fixed
• cost: $0.00
• transit: 3-6 Days

returns lightinglam:

• time: 60 Days
• paid by: Seller
• policy: Returns Accepted

offer lightinglam:

• quantity: 1
• sold: 0
• best offers: True
• options: Ship-to-home
• availability: In Stock
• started: March 14, 2026

general lightinglam:

• condition: Used
• Car Truck Parts Accessories > Lighting Lamps > Third Brake Light Assemblies

seller lightinglam:

• rating: 100.0%
• # reviews: 73989
• city: Nicholasville, Kentucky

payments lightinglam:

• credit card: Diners-club
• wallet: Google-pay
• other

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