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          Rein CHE0544 - Radiator Coolant Hose (Lower - Reservoir To Radiator)

          MPN: CHE0544
          The Rein CHE0544 Radiator Coolant Hose connects the expansion tank to the radiator, ensuring efficient coolant flow. Designed to meet OEM standards for durability.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $14.81
          Out of stock

          Product Overview

          The Rein Engine Coolant Hose CHE0544 is specifically designed for optimal performance in Mercedes-Benz vehicles, facilitating efficient coolant flow between the expansion tank and radiator. Manufactured from premium-grade EPDM materials, this hose meets or exceeds OEM standards, ensuring durability and reliability in your vehicle's cooling system. Its integral design resists high temperatures and chemical exposure, making it essential for maintaining your engine's performance and longevity. Choose Rein CHE0544 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Rein CHE0544 is equivalent to or replaces the following part numbers: 203-501-06-00, 203-501-06-01, 203-501-06-02

          Vehicle Compatibility

          • Mercedes-Benz E320 3.2 V6 (2000–2003)
          • Mercedes-Benz E430 4.3 V8 (2000–2002)
          • Mercedes-Benz E55 AMG 5.5 V8 (2000–2002)
          • Mercedes-Benz E320 3.2 V6 4Matic (2001–2003)
          • Mercedes-Benz E320 3.2 V6 Base (2001–2003)
          • Mercedes-Benz E430 4.3 V8 4Matic (2001–2002)
          • Mercedes-Benz E430 4.3 V8 Base (2001–2002)
          • Mercedes-Benz E55 AMG 5.5 V8 Base (2001–2002)

          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 Rein CHE0544 Radiator Coolant Hose do?

          The engine coolant hose connects the expansion tank to the radiator, facilitating the flow of coolant throughout the engine's cooling system. This helps maintain optimal engine temperature and prevents overheating.

          How do I know if my coolant hose needs replacement?

          Common signs that the Rein CHE0544 engine coolant hose may need replacement include visible cracks or leaks, swelling or sponginess of the hose, and a decrease in coolant levels. If you notice any of these symptoms, it is advisable to replace the hose promptly to avoid cooling system failure.

          Can I install the Rein CHE0544 myself?

          Yes, the installation of the Rein CHE0544 coolant hose can be a DIY project. However, ensure you have the right tools and follow proper guidelines to avoid any installation errors.

          What are the symptoms of a faulty radiator coolant hose?

          Symptoms of a failing coolant hose include coolant leaks, engine overheating, and low coolant levels. If you see DTCs such as P0116, P0128, or P0480, it may indicate a failing cooling system component, including the coolant hose.

          Why should I choose Rein for my coolant hose needs?

          Rein is known for its high-quality automotive parts tailored for European vehicles. Order Rein CHE0544 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
              662592
            • Weight
              0.385 lbs
            • Dimensions (L x W x H)
              14 x 8 x 2.5 in
            • Barcode
              00843266080986
            • Manufacturer Part #
              CHE0544
          • Brand
            Rein
          • Manufacturer
            Rein
          • MPN
            CHE0544
          • Part Type
            Radiator Coolant Hose
          • Position
            Lower - Reservoir To Radiator
          • Features
            Application Type : ApplicationSpecific
            Bullet Point 1 : Reduces installation time.
            Bullet Point 2 : No cutting, refitting or adjusting the hose.
            Bullet Point 3 : Prevents leaks and comebacks from reusing old quick connectors and o-rings.
            Bullet Point 4 : Resistant to heat, salt, road debris, oil and other contaminants.
            Color : Black
            Container Type : BG
            Country of Origin : TR
            Heat Shield Inc : No
            Hose End 1 Inside Diameter Inches : 0.7800
            Hose End 1 Inside Diameter Metric : 1.9812000
            Hose End 1 Outside Diameter Inches : 1.1000
            Hose End 1 Outside Diameter Metric : 2.7940000
            Hose End 2 Inside Diameter Inches : 0.9800
            Hose End 2 Inside Diameter Metric : 2.4892000
            Hose End 2 Outside Diameter Inches : 1.2900
            Hose End 2 Outside Diameter Metric : 3.2766000
            Hose Material : EPDM
            Hose Type : Single
            Industry Standards : SAEJ20R4D1
            Item Height : 2.5000
            Item Length : 14.0000
            Item Level GTIN : 843266080986
            Item Qty : 1
            Item Quantity Size : 1
            Item Quantity Size UOM : EA
            Item UOM : EA
            Item Weight : 0.3850
            Item Weight Unit UOM : LB
            Item Width : 8.0000
            Link to Manufacturer Page : www.reinautomotive.com
            Product Desc Extended 240 : Rein OE Quality water hoses are designed to be direct replacements for OE hoses and assemblies. Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings as called for by the OE.
            Product Desc Invoice 40 : Rein Water Hose
            Product Desc Long 80 : Rein OE Quality Water Hose
            Product Desc Short 20 : Water Hose
            Protective Shield Inc : No
            Warranty : 2years24000miles
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2003Mercedes-BenzE3204Matic (3.2 V6 GAS)
          2003Mercedes-BenzE320Base (3.2 V6 GAS)
          2001Mercedes-BenzE55 AMGBase (5.5 V8 GAS)
          2001Mercedes-BenzE4304Matic (4.3 V8 GAS)
          2001Mercedes-BenzE430Base (4.3 V8 GAS)
          2001Mercedes-BenzE3204Matic (3.2 V6 GAS)
          2001Mercedes-BenzE320Base (3.2 V6 GAS)
          2000Mercedes-BenzE55 AMGBase (5.5 V8 GAS)
          2000Mercedes-BenzE4304Matic (4.3 V8 GAS)
          2000Mercedes-BenzE430Base (4.3 V8 GAS)
          2000Mercedes-BenzE3204Matic (3.2 V6 GAS)
          2000Mercedes-BenzE320Base (3.2 V6 GAS)
          2002Mercedes-BenzE55 AMGBase (5.5 V8 GAS)
          2002Mercedes-BenzE4304Matic (4.3 V8 GAS)
          2002Mercedes-BenzE430Base (4.3 V8 GAS)
          2002Mercedes-BenzE3204Matic (3.2 V6 GAS)
          2002Mercedes-BenzE320Base (3.2 V6 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.

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