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          Rein CHE0165R - Engine Coolant Hose (Expansion Tank Inlet)

          MPN: CHE0165R
          The Rein CHE0165R Engine Coolant Hose maintains efficient coolant flow between the radiator and expansion tank, preventing overheating. Designed for direct fit and reliable performance.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $16.04
          In stock

          Product Overview

          The Rein Engine Coolant Hose (Expansion Tank Inlet), part number CHE0165R, is designed to meet OEM standards, ensuring exceptional quality and reliable performance for your BMW vehicle. This essential component facilitates the flow of coolant between the radiator and the expansion tank, helping to maintain optimal engine temperature and prevent overheating. As the engine warms up, the coolant expands, making it crucial for this hose to be in excellent condition to avoid potential breakdowns and engine damage. Choose Rein CHE0165R for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Rein CHE0165R is equivalent to or replaces the following part numbers: 17 12 1 712 736, 17121712736.

          Vehicle Compatibility

          • BMW 325i 2.5 L6 (1990–1992)
          • BMW 325iX 2.5 L6 (1991–1992)
          • BMW 530i 3.0 V8 (1994–1995)
          • BMW 535i 3.5 L6 (1988–1992)
          • BMW 540i 4.0 V8 (1994–1995)
          • BMW 635CSi 3.5 L6 (1987–1989)
          • BMW 740i 4.0 V8 (1993–1994)
          • BMW 740iL 4.0 V8 (1993–1994)
          • BMW 750iL 5.0 V12 (1991–1994)
          • BMW M5 3.6 L6 (1991–1993)

          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 CHE0165R Engine Coolant Hose do?

          The Rein Engine Coolant Hose is essential for the proper functioning of your vehicle's cooling system. It allows coolant to circulate between the radiator and the expansion tank, regulating temperature and pressure to prevent engine overheating.

          How do I know if my Engine Coolant Hose needs replacement?

          Look for signs such as coolant leaks, visible wear or damage to the hose, or a squishy feeling when squeezed. If you notice any of these symptoms, it may be time to replace the expansion tank hose to avoid coolant system failures.

          Can I install the Rein CHE0165R myself?

          Yes, the installation of the Rein CHE0165R Engine Coolant Hose can be a DIY project. However, ensure you have the proper tools and follow safety precautions to prevent any coolant spills and overheating issues.

          What are the symptoms of a faulty Engine Coolant Hose?

          Common symptoms include coolant leaks, engine overheating, and fluctuating temperature readings. If you experience any of these issues, consult a professional to diagnose the problem accurately.

          Why should I choose Rein for my Engine Coolant Hose needs?

          Rein is known for its reliable and high-quality automotive parts. Order Rein CHE0165R 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
              662449
            • Weight
              0.27 lbs
            • Dimensions (L x W x H)
              39.5 x 0.5 x 0.5 in
            • Barcode
              00843266050460
            • Manufacturer Part #
              CHE0165R
          • Brand
            Rein
          • Manufacturer
            Rein
          • MPN
            CHE0165R
          • Part Type
            Engine Coolant Hose
          • Position
            Expansion Tank Inlet
          • OE Part Numbers
            17 12 1 712 736, 17121712736
          • Features
            Application Type : Application Specific
            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.
            Centerline Length Inches : 39.3700
            Centerline Length Metric : 99.9998000
            Color : Black
            Container Type : BG
            Country of Origin : TR
            Heat Shield Inc : No
            Hose End 1 Inside Diameter Inches : 0.3100
            Hose End 1 Inside Diameter Metric : 0.7874000
            Hose End 1 Outside Diameter Inches : 0.5600
            Hose End 1 Outside Diameter Metric : 1.4224000
            Hose End 2 Inside Diameter Inches : 0.3100
            Hose End 2 Inside Diameter Metric : 0.7874000
            Hose End 2 Outside Diameter Inches : 0.5600
            Hose End 2 Outside Diameter Metric : 1.4224000
            Hose End 3 Inside Diameter Inches : 0.0000
            Hose End 3 Inside Diameter Metric : 0.0000000
            Hose End 4 Inside Diameter Inches : 0.0000
            Hose End 4 Inside Diameter Metric : 0.0000000
            Hose End 5 Inside Diameter Inches : 0.0000
            Hose End 5 Inside Diameter Metric : 0.0000000
            Hose Material : EPDM
            Hose Type : Single
            Industry Standards : SAE J20R4 -D1
            Item Height : 0.5000
            Item Length : 39.5000
            Item Level GTIN : 843266050460
            Item Qty : 1
            Item Quantity Size : 1
            Item Quantity Size UOM : EA
            Item UOM : EA
            Item Weight : 0.2700
            Item Weight Unit UOM : LB
            Item Width : 0.5000
            Link to Manufacturer Page : www.reinautomotive.com
            Maximum Working Pressure : 0.0000
            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
            Tech Note : Complete OE Quality Direct Fit European Hose
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          1994BMW740iBase (4.0 V8 GAS)Notes: Cut To Fit
          1994BMW540iBase (4.0 V8 GAS)Notes: Cut To Fit
          1994BMW740iLBase (4.0 V8 GAS)Notes: Cut To Fit
          1994BMW750iLBase (5.0 V12 GAS)Notes: Cut To Fit
          1994BMW530iBase (3.0 V8 GAS)Notes: Cut To Fit
          1993BMW740iBase (4.0 V8 GAS)Notes: Cut To Fit
          1993BMW740iLBase (4.0 V8 GAS)Notes: Cut To Fit
          1993BMW750iLBase (5.0 V12 GAS)Notes: Cut To Fit
          1993BMWM5Base (3.6 L6 GAS)Notes: Cut To Fit
          1993BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1995BMW540iBase (4.0 V8 GAS)Notes: Cut To Fit
          1995BMW530iBase (3.0 V8 GAS)Notes: Cut To Fit
          1988BMW325iBase (2.5 L6 GAS)Notes: Cut To Fit
          1988BMW750iLBase (5.0 V12 GAS)Notes: Cut To Fit
          1988BMWM3Base (2.3 L4 GAS)Notes: Cut To Fit
          1988BMWM6Base (3.5 L6 GAS)Notes: Cut To Fit
          1988BMW735iBase (3.5 L6 GAS)Notes: Cut To Fit
          1988BMW528eBase (2.7 L6 GAS)Notes: Cut To Fit
          1988BMWM5Base (3.5 L6 GAS)Notes: Cut To Fit
          1988BMW735iLBase (3.5 L6 GAS)Notes: Cut To Fit
          1988BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1988BMW635CSiBase (3.5 L6 GAS)Notes: Cut To Fit
          1988BMW325iXBase (2.5 L6 GAS)Notes: Cut To Fit
          1987BMW325iBase (2.5 L6 GAS)Notes: Cut To Fit
          1987BMWM6Base (3.5 L6 GAS)Notes: Cut To Fit
          1987BMW735iBase (3.5 L6 GAS)Notes: Cut To Fit
          1987BMW528eBase (2.7 L6 GAS)Notes: Cut To Fit
          1987BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1987BMW635CSiBase (3.5 L6 GAS)Notes: Cut To Fit
          1987BMW325eBase (2.7 L6 GAS)Notes: Cut To Fit
          1987BMW325esBase (2.7 L6 GAS)Notes: Cut To Fit
          1992BMW750iLBase (5.0 V12 GAS)Notes: Cut To Fit
          1992BMW325iBase (2.5 L6 GAS)Notes: Cut To Fit
          1992BMW735iBase (3.5 L6 GAS)Notes: Cut To Fit
          1992BMWM5Base (3.6 L6 GAS)Notes: Cut To Fit
          1992BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1992BMW735iLBase (3.5 L6 GAS)Notes: Cut To Fit
          1991BMW750iLBase (5.0 V12 GAS)Notes: Cut To Fit
          1991BMW325iBase (2.5 L6 GAS)Notes: Cut To Fit
          1991BMWM3Base (2.3 L4 GAS)Notes: Cut To Fit
          1991BMW735iBase (3.5 L6 GAS)Notes: Cut To Fit
          1991BMWM5Base (3.6 L6 GAS)Notes: Cut To Fit
          1991BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1991BMW735iLBase (3.5 L6 GAS)Notes: Cut To Fit
          1991BMW325iXBase (2.5 L6 GAS)Notes: Cut To Fit
          1990BMW750iLBase (5.0 V12 GAS)Notes: Cut To Fit
          1990BMW325iBase (2.5 L6 GAS)Notes: Cut To Fit
          1990BMWM3Base (2.3 L4 GAS)Notes: Cut To Fit
          1990BMW735iBase (3.5 L6 GAS)Notes: Cut To Fit
          1990BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1990BMW735iLBase (3.5 L6 GAS)Notes: Cut To Fit
          1990BMW325iXBase (2.5 L6 GAS)Notes: Cut To Fit
          1989BMW750iLBase (5.0 V12 GAS)Notes: Cut To Fit
          1989BMW325iBase (2.5 L6 GAS)Notes: Cut To Fit
          1989BMWM3Base (2.3 L4 GAS)Notes: Cut To Fit
          1989BMW735iBase (3.5 L6 GAS)Notes: Cut To Fit
          1989BMW735iLBase (3.5 L6 GAS)Notes: Cut To Fit
          1989BMW635CSiBase (3.5 L6 GAS)Notes: Cut To Fit
          1989BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1989BMW325iXBase (2.5 L6 GAS)Notes: Cut To Fit
          1986BMW735iBase (3.5 L6 GAS)Notes: Cut To Fit
          1986BMW528eBase (2.7 L6 GAS)Notes: Cut To Fit
          1986BMW524tdBase (2.4 L6 DIESEL)Notes: Cut To Fit
          1986BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1986BMW635CSiBase (3.5 L6 GAS)Notes: Cut To Fit
          1986BMW325eBase (2.7 L6 GAS)Notes: Cut To Fit
          1986BMW325esBase (2.7 L6 GAS)Notes: Cut To Fit
          1985BMW735iBase (3.5 L6 GAS)Notes: Cut To Fit
          1985BMW528eBase (2.7 L6 GAS)Notes: Cut To Fit
          1985BMW524tdBase (2.4 L6 DIESEL)Notes: Cut To Fit
          1985BMW535iBase (3.5 L6 GAS)Notes: Cut To Fit
          1985BMW635CSiBase (3.5 L6 GAS)Notes: Cut To Fit
          1985BMW325eBase (2.7 L6 GAS)Notes: Cut To Fit
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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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