{"product_id":"23767598-lower-gear-genuine-volvo-penta","title":"23767598 Lower Gear | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n Genuine Volvo Penta Duoprop lower gear weighing 47.97 kg, listed for three applications and superseding part number 23475637. The Duoprop designation means it carries counter-rotating propeller shafts, so it is not interchangeable with a single-prop unit.\n\u003c\/p\u003e\n\u003ch2\u003e\n 🚤 Compatibility\n\u003c\/h2\u003e\n\u003cp\u003e\n Typically suits:\n\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Volvo Penta 527\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta 577S\n \u003c\/li\u003e\n \u003cli\u003e\n  Volvo Penta 627SV\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n ⚙️ Key Features\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Duoprop lower gear, 47.967 kg\n \u003c\/li\u003e\n \u003cli\u003e\n  Listed for three applications\n \u003c\/li\u003e\n \u003cli\u003e\n  Supersedes 23475637\n \u003c\/li\u003e\n \u003cli\u003e\n  Carries counter-rotating propeller shafts, so it is not interchangeable with a single-prop unit\n \u003c\/li\u003e\n \u003cli\u003e\n  Marine Propulsion group\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n Turns the drive through to the propeller shafts at the bottom of the drive, and in Duoprop form drives two counter-rotating propellers from the one gearset.\n\u003c\/p\u003e\n\u003ch2\u003e\n ⚠️ Common Signs of Failure\n\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n  Whine or growl from the lower unit that changes with speed\n \u003c\/li\u003e\n \u003cli\u003e\n  Vibration under way, or a shudder when the drive is loaded\n \u003c\/li\u003e\n \u003cli\u003e\n  Water or emulsion in the drive oil\n \u003c\/li\u003e\n \u003cli\u003e\n  Oil sheen on the water around the drive\n \u003c\/li\u003e\n \u003cli\u003e\n  Pitted or chipped gear teeth and worn bearings found on strip-down\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  The Duoprop designation is not optional - a single-prop lower gear will not take these propellers\n \u003c\/li\u003e\n \u003cli\u003e\n  Check the oil for water and the seals for damage before deciding how far the failure has gone\n \u003c\/li\u003e\n \u003cli\u003e\n  At nearly 48 kg this needs proper lifting support during removal\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 Supersession Chain\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  23767598 → Supersedes 23475637\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","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":53385671868708,"sku":"603737A","price":39097.6,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_c8b631fd-62fc-4344-ab23-dec720be0b18.jpg?v=1777197965","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/23767598-lower-gear-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}