{"product_id":"20405649-flywheel-genuine-volvo-penta","title":"20405649 Flywheel | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n Genuine Volvo Penta SAE 3 flywheel with a listed rotational inertia of 1.2 kgm². It carries starter ring gear 21033328 and is retained to the crankshaft with ten screws 20405654.\n\u003c\/p\u003e\n\u003ch2\u003e\n 🚤 Compatibility\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  \u003cstrong\u003e\n   Engine Family:\n  \u003c\/strong\u003e\n  D, TD, TAD, MD\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\n Full model list at the end of this description.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  SAE 3 flywheel configuration\n \u003c\/li\u003e\n \u003cli\u003e\n  Listed rotational inertia 1.2 kgm²\n \u003c\/li\u003e\n \u003cli\u003e\n  Uses starter ring gear 21033328\n \u003c\/li\u003e\n \u003cli\u003e\n  Retained with ten hexagon screws 20405654\n \u003c\/li\u003e\n \u003cli\u003e\n  Requires run-out, ring-gear and mounting-face inspection before installation\n \u003c\/li\u003e\n \u003cli\u003e\n  Engine type: Volvo Penta four- and six-cylinder industrial diesel\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n Stores rotational energy, smooths crankshaft speed variation and transfers engine torque to the driven equipment.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Cracked flywheel or damaged mounting face\n \u003c\/li\u003e\n \u003cli\u003e\n  Starter ring-gear tooth damage\n \u003c\/li\u003e\n \u003cli\u003e\n  Excessive flywheel run-out\n \u003c\/li\u003e\n \u003cli\u003e\n  Loose or fretted crankshaft mounting\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🛠️ Service Notes\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Inspect the ring gear teeth for chipping, burring and one-sided wear before refitting — a damaged tooth ring will chew up a new starter pinion\n \u003c\/li\u003e\n \u003cli\u003e\n  Check the clutch or damper mating face for scoring, heat cracking and blueing, and check the crankshaft rear seal and any spigot bearing while access is good\n \u003c\/li\u003e\n \u003cli\u003e\n  Clean the crankshaft flange and the flywheel face so both are dry and free of oil, old sealant and burrs; a trace of oil on that joint is enough to let the flywheel work loose\n \u003c\/li\u003e\n \u003cli\u003e\n  Locate the flywheel the correct way round on its dowel or locating feature, and renew the bolts wherever the manual calls them single-use\n \u003c\/li\u003e\n \u003cli\u003e\n  Tighten the bolts progressively in a criss-cross pattern to the figure and stages given in the workshop manual for your engine, and never lever against the ring gear teeth to hold it\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔄 Supersession \u0026amp; Cross Reference\n\u003c\/h2\u003e\n\u003ch3\u003e\n OEM \/ Related Numbers\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  21033328 - starter ring gear\n \u003c\/li\u003e\n \u003cli\u003e\n  20405654 - flywheel screws\n \u003c\/li\u003e\n \u003cli\u003e\n  20405643 - expansion plugs\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 📦 Condition\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Genuine Volvo Penta part\n \u003c\/li\u003e\n \u003cli\u003e\n  Brand new\n \u003c\/li\u003e\n \u003cli\u003e\n  Supplied in original or equivalent packaging\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔎 Full Model Compatibility\n\u003c\/h2\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Volvo Penta D5A-B TA, D5A-T, D5A-TA\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta D7A-B TA, D7A-T, D7A-TA\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta MD2010, MD2010B\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD530GE MECH, TAD530GE EDC4\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD531GE MECH, TAD531GE EDC4\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD730GE MECH, TAD730GE EDC4\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD731GE MECH, TAD731GE EDC4\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD520GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD532GE EDC4\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD720GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD721GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD722GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD732GE EDC4\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TAD733GE EDC4\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TD520GE\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta TD720GE\n \u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":53379716022564,"sku":"E111666","price":5692.31,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_9b9d3b5b-2ed0-430e-b3c6-cda89564987c.jpg?v=1788054616","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/20405649-flywheel-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}