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          Rein CHK0009P - Radiator Coolant Hose Kit

          MPN: CHK0009P
          The Rein CHK0009P Radiator Coolant Hose Kit is essential for transporting coolant efficiently, preventing overheating in your BMW. Built for durability and easy installation.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $63.95
          In stock

          Product Overview

          The Rein Radiator Coolant Hose Kit, part number CHK0009P, is engineered to provide a reliable solution for your BMW's cooling system. This premium-quality hose kit ensures a precise fit and optimal performance for a range of BMW models, meeting OE-level quality and reliability standards. Crafted from high-grade materials, the Rein Radiator Coolant Hose Kit is designed to withstand extreme temperatures and pressure, offering durability you can trust. Choose Rein CHK0009P for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Rein CHK0009P is equivalent to or replaces the following part numbers: 17 12 7 508 011, 17127508011.

          Vehicle Compatibility

          • BMW 750i 4.8 V8 (2002–2008)
          • BMW 750Li 4.8 V8 (2002–2008)
          • BMW 745i 4.4 V8 (2002–2006)
          • BMW 745Li 4.4 V8 (2002–2006)
          • BMW 545i 4.4 V8 (2004–2005)
          • BMW 645Ci 4.4 V8 (2005)

          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 CHK0009P Radiator Coolant Hose Kit do?

          The Rein Radiator Coolant Hose Kit is responsible for transporting coolant from the radiator to the thermostat and back, ensuring that your BMW's engine remains at an optimal operating temperature. This is crucial for preventing overheating and maintaining engine efficiency.

          How do I know if my Radiator Coolant Hose Kit needs replacement?

          Common signs that the radiator coolant hose may need replacement include visible cracks or leaks in the hose, a drop in coolant levels, engine overheating, or a noticeable increase in engine temperature. If you experience any of these issues, it's advisable to check the hose for damage.

          Can I install the Rein CHK0009P myself?

          Yes, you can install the Rein CHK0009P yourself if you have the right tools and experience. However, be sure to follow proper installation guidelines to ensure a secure fit and avoid potential leaks.

          What are the symptoms of a faulty Radiator Coolant Hose Kit?

          Symptoms of a faulty radiator coolant hose include leaks, reduced coolant levels, engine overheating, and fluctuating temperature gauges. If you see DTCs such as P0128, P0116, or P0300, it may indicate a failing cooling system component.

          Why should I choose Rein for my Radiator Coolant Hose Kit needs?

          Rein is known for its high-quality, OE-level replacement parts that ensure optimal performance. Order Rein CHK0009P 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
              662685
            • Weight
              0.75 lbs
            • Dimensions (L x W x H)
              6.75 x 15 x 2.75 in
            • Barcode
              00843266038338
            • Manufacturer Part #
              CHK0009P
          • Brand
            Rein
          • Manufacturer
            Rein
          • MPN
            CHK0009P
          • Part Type
            Radiator Coolant Hose Kit
          • OE Part Numbers
            17 12 7 508 011, 17127508011
          • Features
            Application Type : Application Specific
            Bullet Point 1 : Prevents leaks and comebacks from reusing old quick connectors, o-rings and temperature sensors.
            Bullet Point 2 : Reduce installation time as the temperature sensor is preinstalled.
            Bullet Point 3 : No cutting, refitting or adjusting the hose
            Bullet Point 4 : Resistant to heat, salt, road debris, oil and other contaminants
            Centerline Length Inches : 18.9000
            Centerline Length Metric : 48.0060000
            Color : Black
            Container Type : BG
            Country of Origin : CZ
            Heat Shield Inc : No
            Hose End 1 Inside Diameter Inches : 1.8100
            Hose End 1 Inside Diameter Metric : 4.5974000
            Hose End 1 Outside Diameter Inches : 2.0500
            Hose End 1 Outside Diameter Metric : 5.2070000
            Hose End 2 Inside Diameter Inches : 0.7900
            Hose End 2 Inside Diameter Metric : 2.0066000
            Hose End 2 Outside Diameter Inches : 0.9500
            Hose End 2 Outside Diameter Metric : 2.4130000
            Hose End 3 Inside Diameter Inches : 1.8100
            Hose End 3 Inside Diameter Metric : 4.5974000
            Hose End 3 Outside Diameter Inches : 2.0100
            Hose End 3 Outside Diameter Metric : 5.1054000
            Hose Material : EPDM
            Hose Type : Single
            Industry Standards : SAE J20R4 -D1
            Item Height : 2.7500
            Item Length : 6.7500
            Item Level GTIN : 843266038338
            Item Qty : 1
            Item Quantity Size : 1
            Item Quantity Size UOM : EA
            Item UOM : EA
            Item Weight : 0.7500
            Item Weight Unit UOM : LB
            Item Width : 15.0000
            Link to Manufacturer Page : www.reinautomotive.com
            Maximum Working Pressure : 50.0000
            Product Desc Invoice 40 : Rein Radiator Hose Kit
            Product Desc Long 80 : Rein OE Quality Radiator Hose Kit
            Product Desc Short 20 : Radiator Hose Kit
            Protective Shield Inc : No
            Qty of Quick Connect Fittings : 2
            Tech Note : Complete OE Quality Direct Fit European Hose
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2005BMW745LiBase (4.4 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2005BMW745iBase (4.4 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2005BMW545iBase (4.4 V8 GAS)Position: Lower, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2005BMW645CiBase (4.4 V8 GAS)Position: Lower, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2004BMW745LiBase (4.4 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2004BMW745iBase (4.4 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2004BMW545iBase (4.4 V8 GAS)Position: Lower, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2004BMW645CiBase (4.4 V8 GAS)Position: Lower, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2003BMW745LiBase (4.4 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2003BMW745iBase (4.4 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2002BMW745LiBase (4.4 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2002BMW745iBase (4.4 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2008BMW750LiBase (4.8 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2008BMW750iBase (4.8 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2007BMW750LiBase (4.8 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2007BMW750iBase (4.8 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2006BMW750LiBase (4.8 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
          2006BMW750iBase (4.8 V8 GAS)Position: Lower - Radiator To Thermostat, Notes: Incl. Temp. Switch, w/Sensor Hole, w/Quick Connectors
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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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