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          Rein ACR0008R - A/C Line O-Ring

          MPN: ACR0008R
          The Rein ACR0008R A/C Line O-Ring provides a reliable seal between the A/C line and compressor, preventing refrigerant leaks for efficient cooling. Designed for specific Mercedes-Benz models.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $1.02
          In stock

          Product Overview

          The Rein A/C Line O-Ring, part number ACR0008R, is an essential replacement component designed for superior performance in your Mercedes-Benz vehicle's air conditioning system. Engineered to OEM standards, this high-quality O-ring ensures a reliable seal between the A/C line and the A/C compressor, effectively preventing refrigerant leaks and maintaining optimal cooling efficiency. With precise engineering, the Rein A/C Line O-Ring not only guarantees a secure fit but also simplifies installation, making it a perfect choice for both professional mechanics and DIY enthusiasts. Its durable construction promises longevity, making this part a smart investment for anyone looking to keep their vehicle's air conditioning system running smoothly. Choose Rein ACR0008R for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Rein ACR0008R is equivalent to or replaces the following part numbers: 140 997 07 45, 1409970745.

          Vehicle Compatibility

          • Mercedes-Benz CLK350 3.5 V6 (2005–2007)
          • Mercedes-Benz S430 4.3 V8 (2005–2006)
          • Mercedes-Benz S500 5.0 V8 (2005–2006)
          • Mercedes-Benz S600 5.5 V12 (2005–2006)
          • Mercedes-Benz CL500 5.0 V8 (2005–2006)
          • Mercedes-Benz E320 3.2 L6 (2005–2006)
          • Mercedes-Benz E500 5.0 V8 (2005–2006)
          • Mercedes-Benz SL500 5.0 V8 (2005–2006)
          • Mercedes-Benz SL600 5.5 V12 (2005–2006)
          • Mercedes-Benz CLK500 5.0 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 ACR0008R A/C Line O-Ring do?

          The Rein A/C Line O-Ring is designed to provide a secure seal between the A/C line and the A/C compressor in your vehicle. This ensures that the refrigerant remains contained within the system, allowing for efficient cooling performance.

          How do I know if my A/C Line O-Ring needs replacement?

          Common signs that the A/C Line O-Ring may need replacement include visible refrigerant leaks around the A/C line connections, decreased cooling efficiency from the A/C system, unusual noises from the A/C compressor, and frequent cycling of the A/C compressor.

          Can I install the Rein ACR0008R myself?

          What are the symptoms of a faulty A/C Line O-Ring?

          Symptoms of a faulty A/C Line O-Ring include visible refrigerant leaks, reduced cooling efficiency, and unusual noises coming from the A/C compressor. Addressing these issues promptly can prevent further damage to the air conditioning system.

          Why should I choose Rein for my A/C Line O-Ring needs?

          Rein is known for its quality and reliability in automotive parts. Order Rein ACR0008R 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
              661526
            • Weight
              0.2 lbs
            • Barcode
              843266023389
            • Manufacturer Part #
              ACR0008R
          • Brand
            Rein
          • Manufacturer
            Rein
          • MPN
            ACR0008R
          • Part Type
            A/C Line O-Ring
          • OE Part Numbers
            140 997 07 45, 1409970745
          • Features
            Application Type : Application Specific
            Color : Green
            Container Type : BG
            Country of Origin : US
            Item Height : 0.0000
            Item Length : 0.0000
            Item Qty : 20
            Item Quantity Size : 20
            Item Quantity Size UOM : EA
            Item UOM : EA
            Item Weight : 0.2000
            Item Weight Unit UOM : LB
            Item Width : 0.0000
            Link to Manufacturer Page : www.reinautomotive.com
            Product Desc Long 80 : Rein OE Quality A/C O-Ring
            Product Desc Short 20 : A/C O-Ring
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2004Mercedes-BenzC230Kompressor (1.8 L4 GAS)Notes: 10.5x2mm
          2004Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: 10.5x2mm
          2004Mercedes-BenzE320Base (3.2 V6 GAS)Notes: 10.5x2mm
          2003Mercedes-BenzC230Kompressor (1.8 L4 GAS)Notes: 10.5x2mm
          2003Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: 10.5x2mm
          2003Mercedes-BenzE320Base (3.2 V6 GAS)Notes: 10.5x2mm
          2002Mercedes-BenzC230Kompressor (2.3 L4 GAS)Notes: 10.5x2mm
          2002Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: 10.5x2mm
          2002Mercedes-BenzE320Base (3.2 V6 GAS)Notes: 10.5x2mm
          2000Mercedes-BenzC230Kompressor (2.3 L4 GAS)Notes: 10.5x2mm
          2000Mercedes-BenzC280Base (2.8 V6 GAS)Notes: 10.5x2mm
          2000Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: 10.5x2mm
          2000Mercedes-BenzE320Base (3.2 V6 GAS)Notes: 10.5x2mm
          1999Mercedes-BenzC230Kompressor (2.3 L4 GAS)Notes: 10.5x2mm
          1999Mercedes-BenzE300Base (3.0 L6 DIESEL)Notes: 10.5x2mm
          1999Mercedes-BenzC280Base (2.8 V6 GAS)Notes: 10.5x2mm
          1999Mercedes-BenzS320LWB (3.2 L6 GAS)Notes: 10.5x2mm
          1999Mercedes-BenzS320SWB (3.2 L6 GAS)Notes: 10.5x2mm
          1999Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: 10.5x2mm
          1999Mercedes-BenzE320Base (3.2 V6 GAS)Notes: 10.5x2mm
          1998Mercedes-BenzC230Base (2.3 L4 GAS)Notes: 10.5x2mm
          1998Mercedes-BenzE300Base (3.0 L6 DIESEL)Notes: 10.5x2mm
          1998Mercedes-BenzC280Base (2.8 V6 GAS)Notes: 10.5x2mm
          1998Mercedes-BenzS320LWB (3.2 L6 GAS)Notes: 10.5x2mm
          1998Mercedes-BenzS320SWB (3.2 L6 GAS)Notes: 10.5x2mm
          1998Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: 10.5x2mm
          1998Mercedes-BenzE320Base (3.2 V6 GAS)Notes: 10.5x2mm
          1997Mercedes-BenzC230Base (2.3 L4 GAS)Notes: 10.5x2mm
          1997Mercedes-BenzE300Base (3.0 L6 DIESEL)Notes: 10.5x2mm
          1997Mercedes-BenzC280Base (2.8 L6 GAS)Notes: 10.5x2mm
          1997Mercedes-BenzS320LWB (3.2 L6 GAS)Notes: 10.5x2mm
          1997Mercedes-BenzS320SWB (3.2 L6 GAS)Notes: 10.5x2mm
          1997Mercedes-BenzSL320Base (3.2 L6 GAS)Notes: 10.5x2mm
          1997Mercedes-BenzE320Base (3.2 L6 GAS)Notes: 10.5x2mm
          1997Mercedes-BenzC36 AMGBase (3.6 L6 GAS)Notes: 10.5x2mm
          1993Mercedes-Benz300D2.5 (2.5 L5 DIESEL)Notes: 10.5x2mm
          1993Mercedes-Benz300TE4Matic (3.0 L6 GAS)Notes: 10.5x2mm
          1993Mercedes-Benz300CEBase (3.2 L6 GAS)Notes: 10.5x2mm
          1993Mercedes-Benz300E2.8 (2.8 L6 GAS)Notes: 10.5x2mm
          1993Mercedes-Benz300E4Matic (3.0 L6 GAS)Notes: 10.5x2mm
          1993Mercedes-Benz300EBase (3.2 L6 GAS)Notes: 10.5x2mm
          1992Mercedes-Benz300D2.5 (2.5 L5 DIESEL)Notes: 10.5x2mm
          1992Mercedes-Benz300TE4Matic (3.0 L6 GAS)Notes: 10.5x2mm
          1992Mercedes-Benz300TEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1992Mercedes-Benz300CEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1992Mercedes-Benz300E2.6 (2.6 L6 GAS)Notes: 10.5x2mm
          1992Mercedes-Benz300E4Matic (3.0 L6 GAS)Notes: 10.5x2mm
          1992Mercedes-Benz300EBase (3.0 L6 GAS)Notes: 10.5x2mm
          1991Mercedes-Benz300D2.5 (2.5 L5 DIESEL)Notes: 10.5x2mm
          1991Mercedes-Benz300TE4Matic (3.0 L6 GAS)Notes: 10.5x2mm
          1991Mercedes-Benz300TEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1991Mercedes-Benz300CEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1991Mercedes-Benz300E2.6 (2.6 L6 GAS)Notes: 10.5x2mm
          1991Mercedes-Benz300E4Matic (3.0 L6 GAS)Notes: 10.5x2mm
          1991Mercedes-Benz300EBase (3.0 L6 GAS)Notes: 10.5x2mm
          1990Mercedes-Benz300D2.5 (2.5 L5 DIESEL)Notes: 10.5x2mm
          1990Mercedes-Benz300TE4Matic (3.0 L6 GAS)Notes: 10.5x2mm
          1990Mercedes-Benz300TEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1990Mercedes-Benz300CEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1990Mercedes-Benz300E2.6 (2.6 L6 GAS)Notes: 10.5x2mm
          1990Mercedes-Benz300E4Matic (3.0 L6 GAS)Notes: 10.5x2mm
          1990Mercedes-Benz300EBase (3.0 L6 GAS)Notes: 10.5x2mm
          1996Mercedes-BenzE300Base (3.0 L6 DIESEL)Notes: 10.5x2mm
          1996Mercedes-BenzC220Base (2.2 L4 GAS)Notes: 10.5x2mm
          1996Mercedes-BenzC280Base (2.8 L6 GAS)Notes: 10.5x2mm
          1996Mercedes-BenzS320LWB (3.2 L6 GAS)Notes: 10.5x2mm
          1996Mercedes-BenzS320SWB (3.2 L6 GAS)Notes: 10.5x2mm
          1996Mercedes-BenzSL320Base (3.2 L6 GAS)Notes: 10.5x2mm
          1996Mercedes-BenzE320Base (3.2 L6 GAS)Notes: 10.5x2mm
          1996Mercedes-BenzC36 AMGBase (3.6 L6 GAS)Notes: 10.5x2mm
          1995Mercedes-BenzE300Base (3.0 L6 DIESEL)Notes: 10.5x2mm
          1995Mercedes-BenzC220Base (2.2 L4 GAS)Notes: 10.5x2mm
          1995Mercedes-BenzC280Base (2.8 L6 GAS)Notes: 10.5x2mm
          1995Mercedes-BenzS320LWB (3.2 L6 GAS)Notes: 10.5x2mm
          1995Mercedes-BenzS320SWB (3.2 L6 GAS)Notes: 10.5x2mm
          1995Mercedes-BenzSL320Base (3.2 L6 GAS)Notes: 10.5x2mm
          1995Mercedes-BenzE320Base (3.2 L6 GAS)Notes: 10.5x2mm
          1995Mercedes-BenzC36 AMGBase (3.6 L6 GAS)Notes: 10.5x2mm
          1994Mercedes-BenzC220Base (2.2 L4 GAS)Notes: 10.5x2mm
          1994Mercedes-BenzC280Base (2.8 L6 GAS)Notes: 10.5x2mm
          1994Mercedes-BenzS320LWB (3.2 L6 GAS)Notes: 10.5x2mm
          1994Mercedes-BenzS320SWB (3.2 L6 GAS)Notes: 10.5x2mm
          1994Mercedes-BenzSL320Base (3.2 L6 GAS)Notes: 10.5x2mm
          1994Mercedes-BenzE320Base (3.2 L6 GAS)Notes: 10.5x2mm
          2006Mercedes-BenzE320CDI (3.2 L6 DIESEL)Notes: 10.5x2mm
          2006Mercedes-BenzCLK500Base (5.0 V8 GAS)Notes: 10.5x2mm
          2006Mercedes-BenzS4304Matic (4.3 V8 GAS)Notes: 10.5x2mm
          2006Mercedes-BenzS430Base (4.3 V8 GAS)
          2005Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: 10.5x2mm
          2005Mercedes-BenzE320Base (3.2 V6 GAS)Notes: 10.5x2mm
          2005Mercedes-BenzCLK500Base (5.0 V8 GAS)Notes: 10.5x2mm
          2001Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: 10.5x2mm
          2001Mercedes-BenzE320Base (3.2 V6 GAS)Notes: 10.5x2mm
          1989Mercedes-Benz300TEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1989Mercedes-Benz300CEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1989Mercedes-Benz300EBase (3.0 L6 GAS)Notes: 10.5x2mm
          1988Mercedes-Benz300TEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1988Mercedes-Benz300CEBase (3.0 L6 GAS)Notes: 10.5x2mm
          1988Mercedes-Benz300EBase (3.0 L6 GAS)Notes: 10.5x2mm
          1987Mercedes-Benz300EBase (3.0 L6 GAS)Notes: 10.5x2mm
          There are more vehicles this part is compatible with. Check if it fits your vehicle.
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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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