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          LuK DMF085 - Clutch Flywheel

          MPN: DMF085
          The LuK DMF085 Clutch Flywheel is essential for optimal power transfer in BMW vehicles. Designed to dampen vibrations, it ensures smooth clutch engagement and reliable performance.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $766.95
          In stock

          Product Overview

          The LuK Dual-Mass Flywheel DMF085 is engineered to meet OEM standards, providing superior performance and durability for your BMW. As a critical component in your vehicle's clutch system, the flywheel connects the engine to the transmission, ensuring smooth engagement and optimal power transfer. Over time, wear and tear can affect the flywheel's functionality, leading to symptoms such as clutch slipping or chattering. This premium-grade replacement part is designed for reliable performance, enabling you to maintain your vehicle's efficiency and driveability. Choose LuK DMF085 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This LuK DMF085 is equivalent to or replaces the following part numbers: 21 20 7 536 564, 21207536564, 415 0385 10, 415038510, 415 0385 100, 4150385100.

          Vehicle Compatibility

          • BMW 545i 4.4 V8 (2004–2005)
          • BMW 645Ci 4.4 V8 (2004–2005)

          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 LuK DMF085 Clutch Flywheel do?

          The dual-mass flywheel serves to dampen vibrations from the engine, allowing for smoother clutch engagement and improved drivability. It plays a vital role in the vehicle's clutch system, connecting the engine to the transmission and facilitating power transfer.

          How do I know if my Clutch Flywheel needs replacement?

          Common indicators of flywheel wear include clutch slipping, chattering during engagement, and unusual noises when the clutch is depressed. If you experience these symptoms, it may be time to inspect or replace your flywheel.

          Can I install the LuK DMF085 myself?

          The installation of the LuK DMF085 is possible for DIY enthusiasts with the right tools and mechanical knowledge. However, it is recommended to follow manufacturer guidelines and ensure safety precautions are taken during installation.

          What are the symptoms of a faulty Clutch Flywheel?

          Symptoms of a failing dual-mass flywheel may include clutch slipping, vibrations, and difficulty in gear engagement. If you experience any of these issues, it may indicate a need for replacement.

          Why should I choose LuK for my Clutch Flywheel needs?

          LuK is renowned for its commitment to quality and performance in the automotive industry. Order LuK DMF085 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
              179696
            • Weight
              40.1395 lbs
            • Dimensions (L x W x H)
              14.8819 x 16.8898 x 3.8583 in
            • Barcode
              00670774201196
            • Manufacturer Part #
              DMF085
          • Brand
            LuK
          • Manufacturer
            LuK
          • MPN
            DMF085
          • Part Type
            Clutch Flywheel
          • OE Part Numbers
            21 20 7 536 564, 21207536564, 7 536 564, 7536564
          • Cross Reference Numbers
            4150385100
          • Features
            Bolt Hole Pattern : 2
            Bolt hole PCD clutch pres.plte : 10.236
            Bolt hole PCD clutch pres.plte : 260
            Bolt hole PCD crankshaft : 3.189
            Bolt hole PCD crankshaft : 81
            Centering diameter / dowel hole : 10.236
            Centering diameter / dowel hole : 260
            Crank Hole Dia. : .504
            Crank Hole Dia. : 12.8
            Crank To Friction Surface : 1.614
            Crank To Friction Surface : 41
            Cup depth, secondary flywheel : -.362
            Cup depth, secondary flywheel : -9.2
            Dowel Hole Pattern : 5
            Dowel hole diameter : .394
            Dowel hole diameter : 10
            Flywheel Friction Surface Inner diameter : 153
            Flywheel Friction Surface Inner diameter : 6.024
            Flywheel Thickness [mm] : 2.480
            Flywheel Thickness [mm] : 63
            Flywheel friction surface outer diameter : 244.5
            Flywheel friction surface outer diameter : 9.626
            I.D. for Pilot : .591
            I.D. for Pilot : 15
            Number of teeth, starter ring gear : 130
            Overall Casting O.D. : 13.063
            Overall Casting O.D. : 331.8
            Ring Gear Major Dia. : 13.000
            Ring Gear Major Dia. : 330.2
            Ring Gear Mounting O.D. : 10.236
            Ring Gear Mounting O.D. : 260
            Ring Gear Number : L-0180-0016-00
            Ring Gear Thickness : .925
            Ring Gear Thickness : 23.5
            Ring Gear To Friction Surface : 1.488
            Ring Gear To Friction Surface : 37.8
            Torque Capacity DMFW : 19.764
            Torque Capacity DMFW : 502
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2004BMW545iBase (4.4 V8 GAS)
          2004BMW645CiBase (4.4 V8 GAS)
          2005BMW645CiBase (4.4 V8 GAS)
          2005BMW545iBase (4.4 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.

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