{"product_id":"3861639-lower-gear-genuine-volvo-penta","title":"3861639 Lower Gear | Genuine Volvo Penta Part","description":"\u003ch2\u003e\n 🔧 Product Description\n\u003c\/h2\u003e\n\u003cp\u003e\n Genuine Volvo Penta lower gear for the 1.68:1 ratio, from the Marine Propulsion group, weighing 84 kg and listed for 1 application in the DP series. It supersedes part number 3803581, which was catalogued earlier as a remanufactured lower gear, so the remanufactured unit is now covered by this number. Upper gear 3861640 is its counterpart in the same drive.\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 DP-G\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n \u003cli\u003e\n  \u003cstrong\u003e\n   Engine Family:\n  \u003c\/strong\u003e\n  DP\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  1.68:1 ratio\n \u003c\/li\u003e\n \u003cli\u003e\n  84 kg\n \u003c\/li\u003e\n \u003cli\u003e\n  1 application in the DP series\n \u003c\/li\u003e\n \u003cli\u003e\n  Supersedes 3803581, catalogued earlier as a remanufactured lower gear\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n 🔌 Function\n\u003c\/h2\u003e\n\u003cp\u003e\n Carries the drive down through the leg to the propeller shafts at the 1.68:1 reduction.\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 howl from the leg that changes with load\n \u003c\/li\u003e\n \u003cli\u003e\n  Clunk or hesitation when engaging forward or reverse\n \u003c\/li\u003e\n \u003cli\u003e\n  Water in the drained drive oil, or oil turned grey and creamy\n \u003c\/li\u003e\n \u003cli\u003e\n  Metal glitter or flakes on the drain plug magnet\n \u003c\/li\u003e\n \u003cli\u003e\n  Play felt at the propeller shaft, or the shaft running out of true\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  Confirm the 1.68:1 ratio before ordering, as gear ratios are not interchangeable\n \u003c\/li\u003e\n \u003cli\u003e\n  At 84 kg this is a freight item and needs lifting equipment, so plan handling and delivery access before ordering\n \u003c\/li\u003e\n \u003cli\u003e\n  Renew seals and drive oil with the gear, and check upper gear 3861640 at the same time\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  3861639 → Supersedes 3803581\n \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\n OEM \/ Related Numbers\n\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n  3803581 earlier number superseded by this part\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":53385690808612,"sku":"V851103","price":13420.34,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8115\/7924\/files\/original_ff223ce8-7707-4543-b186-bdec15d762a6.jpg?v=1777198124","url":"https:\/\/www.sawleysautoandmarine.com.au\/products\/3861639-lower-gear-genuine-volvo-penta","provider":"Sawley's Auto and Marine","version":"1.0","type":"link"}