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          Bosch 0392020026 - Engine Auxiliary Water Pump

          MPN: 0392020026
          The Bosch 0392020026 Engine Auxiliary Water Pump ensures optimal coolant circulation in your Mercedes-Benz, preventing overheating and enhancing engine performance. Designed for easy installation and reliable operation.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $71.95
          In stock

          Product Overview

          The Bosch Engine Auxiliary Water Pump, part number 0392020026, is a premium-grade replacement component designed specifically for Mercedes-Benz vehicles. This high-quality pump is engineered to OEM standards, ensuring optimal performance and durability. It plays a crucial role in maintaining proper coolant circulation to prevent engine overheating, making it an excellent choice for those looking to keep their vehicle's engine cooling system efficient. Choose Bosch 0392020026 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Bosch 0392020026 is equivalent to or replaces the following part numbers: 0018351364.

          Vehicle Compatibility

          • Mercedes-Benz G550 (2011–2015)
          • Mercedes-Benz G55 AMG (2005–2011)
          • Mercedes-Benz G500 (2005–2008)
          • Mercedes-Benz SLK230 Kompressor (2001–2004)
          • Mercedes-Benz SLK32 AMG (2002–2004)
          • Mercedes-Benz SLK320 (2001–2004)
          • Mercedes-Benz C230 (1998–1999)
          • Mercedes-Benz E320 (1998–1999)
          • Mercedes-Benz E430 (1998)
          • Mercedes-Benz C280 (1996–1999)

          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 Fitâ„¢ - 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 Bosch 0392020026 Engine Auxiliary Water Pump do?

          The Bosch Engine Auxiliary Water Pump circulates coolant through your Mercedes-Benz engine's cooling system, helping to maintain optimal engine temperature and prevent overheating.

          How do I know if my Engine Auxiliary Water Pump needs replacement?

          Common symptoms indicating the need for replacement include engine overheating, coolant leaks, and reduced engine performance. If you notice any of these issues, it's advisable to check the auxiliary water pump.

          Can I install the Bosch 0392020026 myself?

          Yes, installation is straightforward, making it suitable for both DIY enthusiasts and professional technicians. Ensure to follow all safety precautions during the installation process.

          What are the symptoms of a faulty Engine Auxiliary Water Pump?

          Symptoms of a faulty auxiliary water pump include engine overheating, unusual noise from the pump area, and coolant leaks. If you experience these issues, it may indicate a failing Bosch 0392020026.

          Why should I choose Bosch for my Engine Auxiliary Water Pump needs?

          Choosing Bosch ensures you get a high-quality replacement that meets OEM standards. Order Bosch 0392020026 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
              236861
            • Weight
              1.0384 lbs
            • Dimensions (L x W x H)
              4.4882 x 3.189 x 6.2205 in
            • Barcode
              03165142605128
            • Manufacturer Part #
              0392020026
          • Brand
            Bosch
          • Manufacturer
            Bosch
          • MPN
            0392020026
          • Part Type
            Engine Auxiliary Water Pump
          • OE Part Numbers
            0018351364
          • Features
            Gasket Or Seal Included : No
            Inlet Outside Diameter : 0 mm
            Inlet Port Quantity : 1
            Installation Warnings : No
            Material : Mixed
            Mounting Bracket Included : No
            Mounting Hardware Included : No
            Outlet Outside Diameter : 0 mm
            Outlet Port Quantity : 1
            Rotation : Clockwise (Right)
            Type : N/A
            Wattage (Water Pump) : 13 W
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2001Mercedes-BenzCLK430Base (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2001Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: Non-heated windshield washer system
          2001Mercedes-BenzE320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          2001Mercedes-BenzE4304Matic (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2001Mercedes-BenzE430Base (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2001Mercedes-BenzSLK320Base (3.2 V6 GAS)Notes: To Chassis # 042714
          2001Mercedes-BenzSLK230Kompressor (2.3 L4 GAS)Notes: To Chassis # 042714
          2001Mercedes-BenzCLK320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          2002Mercedes-BenzCLK430Base (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2002Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: Non-heated windshield washer system
          2002Mercedes-BenzE320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          2002Mercedes-BenzE4304Matic (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2002Mercedes-BenzE430Base (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2002Mercedes-BenzSLK320Base (3.2 V6 GAS)Notes: To Chassis # 042714
          2002Mercedes-BenzG500Base (5.0 V8 GAS)
          2002Mercedes-BenzSLK32 AMGBase (3.2 V6 GAS)Notes: To Chassis # 042714, Notes: For heater, To Chassis # 042714
          2002Mercedes-BenzSLK230Kompressor (2.3 L4 GAS)Notes: To Chassis # 042714
          2002Mercedes-BenzCLK320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          1996Mercedes-BenzE300Base (3.0 L6 DIESEL)Notes: Non-heated windshield washer system, Notes: without Heated Washer System
          1996Mercedes-BenzE320Base (3.2 L6 GAS)Notes: Non-heated windshield washer system, Notes: without Heated Washer System
          1996Mercedes-BenzC220Base (2.2 L4 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1996Mercedes-BenzC36 AMGBase (3.6 L6 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1996Mercedes-BenzC280Base (2.8 L6 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1997Mercedes-BenzE300Base (3.0 L6 DIESEL)Notes: Non-heated windshield washer system, Notes: without Heated Washer System
          1997Mercedes-BenzE320Base (3.2 L6 GAS)Notes: Non-heated windshield washer system, Notes: without Heated Washer System
          1997Mercedes-BenzC230Base (2.3 L4 GAS)Notes: without Heated Washer System, with Air Conditioning, Notes: For vehicles with air conditioner, Non-heated windshield washer system
          1997Mercedes-BenzC36 AMGBase (3.6 L6 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1997Mercedes-BenzC280Base (2.8 L6 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1998Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: Non-heated windshield washer system, Notes: without Heated Washer System
          1998Mercedes-BenzE320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system, Notes: without Heated Washer System
          1998Mercedes-BenzC230Base (2.3 L4 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1998Mercedes-BenzE430Base (4.3 V8 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1998Mercedes-BenzSLK230Kompressor (2.3 L4 GAS)Notes: To Chassis # 042714
          1998Mercedes-BenzCLK320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          1998Mercedes-BenzC280Base (2.8 V6 GAS)Notes: Non-heated windshield washer system
          1999Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: Non-heated windshield washer system
          1999Mercedes-BenzE320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          1999Mercedes-BenzSLK230Kompressor (2.3 L4 GAS)Notes: To Chassis # 042714
          1999Mercedes-BenzE430Base (4.3 V8 GAS)Notes: Non-heated windshield washer system
          1999Mercedes-BenzCLK430Base (4.3 V8 GAS)Notes: Non-heated windshield washer system
          1999Mercedes-BenzCLK320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          1999Mercedes-BenzC280Base (2.8 V6 GAS)Notes: Non-heated windshield washer system
          1999Mercedes-BenzC230Kompressor (2.3 L4 GAS)Notes: Non-heated windshield washer system
          2000Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: Non-heated windshield washer system
          2000Mercedes-BenzE320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          2000Mercedes-BenzSLK230Kompressor (2.3 L4 GAS)Notes: To Chassis # 042714
          2000Mercedes-BenzE4304Matic (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2000Mercedes-BenzE430Base (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2000Mercedes-BenzCLK430Base (4.3 V8 GAS)Notes: Non-heated windshield washer system
          2000Mercedes-BenzCLK320Base (3.2 V6 GAS)Notes: Non-heated windshield washer system
          2000Mercedes-BenzC280Base (2.8 V6 GAS)Notes: Non-heated windshield washer system
          2000Mercedes-BenzC230Kompressor (2.3 L4 GAS)Notes: Non-heated windshield washer system
          2003Mercedes-BenzE3204Matic (3.2 V6 GAS)Engine: 112.941, Notes: Non-heated windshield washer system
          2003Mercedes-BenzE320Base (3.2 V6 GAS)Engine: 112.941, Notes: Non-heated windshield washer system
          2003Mercedes-BenzSLK32 AMGBase (3.2 V6 GAS)Notes: For heater, To Chassis # 042714, Notes: To Chassis # 042714
          2003Mercedes-BenzSLK320Base (3.2 V6 GAS)Notes: To Chassis # 042714
          2003Mercedes-BenzG500Base (5.0 V8 GAS)
          2003Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          2003Mercedes-BenzSLK230Kompressor (2.3 L4 GAS)Notes: To Chassis # 042714
          2003Mercedes-BenzCLK320Base (3.2 V6 GAS)Engine: 112.940, Notes: Non-heated windshield washer system
          2004Mercedes-BenzSLK230Kompressor (2.3 L4 GAS)Notes: To Chassis # 042714
          2004Mercedes-BenzSLK32 AMGBase (3.2 V6 GAS)Notes: For heater, To Chassis # 042714, Notes: To Chassis # 042714
          2004Mercedes-BenzSLK320Base (3.2 V6 GAS)Notes: To Chassis # 042714
          2004Mercedes-BenzG500Base (5.0 V8 GAS)
          2004Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          1994Mercedes-BenzC220Base (2.2 L4 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1994Mercedes-BenzC280Base (2.8 L6 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1995Mercedes-BenzC220Base (2.2 L4 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1995Mercedes-BenzC280Base (2.8 L6 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          1995Mercedes-BenzC36 AMGBase (3.6 L6 GAS)Notes: without Heated Washer System, Notes: Non-heated windshield washer system
          2005Mercedes-BenzG500Base (5.0 V8 GAS)
          2005Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          2006Mercedes-BenzG500Base (5.0 V8 GAS)
          2006Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          2007Mercedes-BenzG500Base (5.0 V8 GAS)
          2007Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          2008Mercedes-BenzG500Base (5.0 V8 GAS)
          2008Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          2009Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          2009Mercedes-BenzG550Base (5.5 V8 GAS)
          2010Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          2010Mercedes-BenzG550Base (5.5 V8 GAS)
          2011Mercedes-BenzG55 AMGBase (5.5 V8 GAS)
          2011Mercedes-BenzG550Base (5.5 V8 GAS)
          2012Mercedes-BenzG550Base (5.5 V8 GAS)
          2013Mercedes-BenzG550Base (5.5 V8 GAS)
          2014Mercedes-BenzG550Base (5.5 V8 GAS)
          2015Mercedes-BenzG550Base (5.5 V8 GAS)
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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.

          Product questions

          No questions yet. Be the first to ask the question!