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          Hella 263036551 - Headlight Assembly (Front Left)

          MPN: 263036551
          The Hella 263036551 Headlight Assembly improves nighttime visibility and safety for select Mercedes-Benz models. Engineered for reliable performance with adaptive lighting.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $366.95
          In stock

          Product Overview

          Upgrade your vehicle's visibility and aesthetics with the Hella 263036551 Headlight Assembly, designed specifically for the front left side of select Mercedes-Benz models. This premium assembly utilizes advanced Xenon technology for enhanced brightness and adaptive lighting, ensuring optimal performance and safety on the road. Engineered to OE standards, this headlight assembly replaces the traditional sealed beam headlamps, allowing for easier bulb replacements without needing to replace the entire unit. The assembly features high-quality construction, including durable lens and housing, ensuring long-lasting reliability. Choose Hella 263036551 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Hella 263036551 is equivalent to or replaces the following part numbers: 164 820 61 61, MB2502170, 50821L.

          Vehicle Compatibility

          • Mercedes-Benz ML320 3.0 V6 Diesel (2007–2011)
          • Mercedes-Benz ML350 3.5 V6 Gas (2006–2011)
          • Mercedes-Benz ML450 3.5 V6 Hybrid (2010–2011)
          • Mercedes-Benz ML550 5.5 V8 Gas (2006–2011)
          • Mercedes-Benz ML63 AMG 6.3 V8 Gas (2007–2011)

          This may also fit other applications. Please use the vehicle selector tool to verify fitment.

          Why Shop at eEuroparts.com?

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Exclusive Kits That Fit™ - complete repair solutions with no guesswork
          • Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
          • Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
          • Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
          • Established Trust: Serving the European auto community since 2000.

          Frequently Asked Questions

          What does the Hella 263036551 Headlight Assembly do?

          The headlight assembly is crucial for providing clear visibility while driving at night or in poor weather conditions. It houses the Xenon bulb and is designed to direct light effectively, enhancing safety and improving the vehicle's overall appearance.

          How do I know if my Headlight Assembly needs replacement?

          Common signs that the Hella 263036551 headlight assembly may need replacement include a dim or flickering light, condensation inside the lens, physical damage to the assembly, or complete failure of the headlight to illuminate. Regular inspection is recommended to ensure optimal performance.

          Can I install the Hella 263036551 myself?

          Yes, the installation of the Hella 263036551 headlight assembly can be a DIY project; however, it is crucial to follow safety precautions and ensure proper alignment and connection of the electrical components.

          What are the symptoms of a faulty Headlight Assembly?

          Symptoms of a faulty headlight assembly include reduced visibility, inconsistent lighting, or complete failure of the headlight to function. If you experience these issues, it may indicate a need for the Hella 263036551 replacement.

          Why should I choose Hella for my Headlight Assembly needs?

          Hella is a trusted brand known for its quality and reliability. Order Hella 263036551 today for a factory-correct replacement that restores safety and performance.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              13971
            • Weight
              8.9001 lbs
            • Dimensions (L x W x H)
              25 x 14.4094 x 12.0866 in
            • Barcode
              04082300297942
            • Manufacturer Part #
              263036551
          • Brand
            Hella
          • Manufacturer
            Hella
          • MPN
            263036551
          • Part Type
            Headlight Assembly
          • Position
            Front Left
          • OE Part Numbers
            164 820 61 61, 1648206161, A 164 820 61 61, A1648206161
          • Cross Reference Numbers
            50821L, MB2502170
          • Features
            Assy/Disassy by Qualified Personnel Required! : .
            Bulb Color : Amber
            Bulb Color : White
            Bulb Technology : HID
            Fitting Position : Left
            Lamp Type : D1S (Gas Discharge Tube)
            Light Design : Bi-Xenon
            Light Function : with High Beam
            Light Function : with Indicator
            Light Function : with Low Beam
            Light Function : with Position Light
            Light Function : with Side Marker Light
            Mounting Hardware Included : No
            Number of light functions : 5
            Paired Catalog Number : 1ZS 263 036-561
            Registration Type : SAE Approved
            Street Legal : Yes
            Vehicle Equipment : for Vehicles with Adaptive Front Lighting
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2006Mercedes-BenzML3504Matic (3.5 V6 GAS)Chassis: 164.186, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2007Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Chassis: 164.177, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2007Mercedes-BenzML3504Matic (3.5 V6 GAS)Chassis: 164.186, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2007Mercedes-BenzML500Base (5.0 V8 GAS)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2007Mercedes-BenzML320CDI (3.0 V6 DIESEL)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2008Mercedes-BenzML320CDI (3.0 V6 DIESEL)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2008Mercedes-BenzML3504Matic (3.5 V6 GAS)Chassis: 164.186, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2008Mercedes-BenzML550Base (5.5 V8 GAS)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2008Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Chassis: 164.177, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2009Mercedes-BenzML550Base (5.5 V8 GAS)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2009Mercedes-BenzML320Bluetec 4Matic (3.0 V6 DIESEL)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2009Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Chassis: 164.177, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2009Mercedes-BenzML3504Matic (3.5 V6 GAS)Chassis: 164.186, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2009Mercedes-BenzML350Base (3.5 V6 GAS)Chassis: 164.186, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2010Mercedes-BenzML3504Matic (3.5 V6 GAS)Chassis: 164.186, Chassis: 164.125, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2010Mercedes-BenzML350Base (3.5 V6 GAS)Chassis: 164.186, Chassis: 164.125, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2010Mercedes-BenzML350Bluetec 4Matic (3.0 V6 DIESEL)Chassis: 164.186, Chassis: 164.125, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2010Mercedes-BenzML550Base (5.5 V8 GAS)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2010Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Chassis: 164.177, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2010Mercedes-BenzML450Hybrid 4Matic (3.5 V6 FHEV)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2011Mercedes-BenzML3504Matic (3.5 V6 GAS)Chassis: 164.186, Chassis: 164.125, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2011Mercedes-BenzML350Base (3.5 V6 GAS)Chassis: 164.186, Chassis: 164.125, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2011Mercedes-BenzML350Bluetec 4Matic (3.0 V6 DIESEL)Chassis: 164.186, Chassis: 164.125, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2011Mercedes-BenzML550Base (5.5 V8 GAS)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2011Mercedes-BenzML63 AMGBase (6.3 V8 GAS)Chassis: 164.177, Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
          2011Mercedes-BenzML450Hybrid 4Matic (3.5 V6 FHEV)Notes: Bi-Xenon - for Right-Hand Traffic - Left, SAE
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          Warranty Overview

          At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.

          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, contact customer support via Chat or Contact Us.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.


          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For complete details, please see our full Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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