{"product_id":"volvo-penta-serpentine-drive-belt-3889124-direct-fit-oem-replacement-for-4-3-5-7l-engines-supersedes-3817287","title":"Volvo Penta serpentine drive belt 3889124 — direct-fit OEM replacement for 4.3–5.7L engines, supersedes 3817287","description":"\u003cp\u003e\u003cstrong\u003eThis is a brand-new Volvo Penta serpentine (drive) belt, part number 3889124, designed as a direct-fit replacement for the listed 4.3–5.7 engine family models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeep your marine engine accessories turning smoothly with an OEM-spec Volvo Penta belt built to the original dimensions and materials. This replacement belt restores proper routing and tension for alternators, water pumps and other front-end accessories on compatible Volvo Penta gasoline sterndrive and inboard\/outboard engines. It’s supplied singly (sold each) and is listed as superseding part number 3817287 — still, always confirm fitment against your engine serial or dealer records before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Volvo Penta engines will this belt fit?\u003c\/h3\u003e\n\u003cp\u003eThis belt covers many common gasoline models in the 4.3 and 5.0–5.7 liter ranges. It was produced to match the original factory specifications for those engines and most of their variations (GL, GXi, OSi, OSXi, etc.).\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with numerous 4.3GL\/GXi\/OSi variants and most 5.0GL\/GXi\/OSi variants.\u003c\/li\u003e\n  \u003cli\u003eAlso fits numerous 5.7 Gi\/GXi\/OSi and OSXi model families.\u003c\/li\u003e\n  \u003cli\u003ePart number 3889124 supersedes 3817287 — use either as cross-reference when checking fit.\u003c\/li\u003e\n  \u003cli\u003eAlways verify fitment against your exact engine code and installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does replacing the serpentine belt help my boat’s performance?\u003c\/h3\u003e\n\u003cp\u003eA correct, undamaged belt ensures accessory components run at the intended speed and tension, which preserves charging, cooling and overall reliability while underway. A worn or slipping belt can cause overheating, loss of alternator output or noise — replacing it reduces those risks and helps maintain peak engine operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRestores correct accessory drive ratios for alternator and water pump.\u003c\/li\u003e\n  \u003cli\u003ePrevents slippage, squeal and premature wear of pulleys and tensioners.\u003c\/li\u003e\n  \u003cli\u003eImproves reliability during long cruises and heavy electrical loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before buying this belt?\u003c\/h3\u003e\n\u003cp\u003eMeasure the existing belt or consult your engine plate\/service manual to confirm the correct replacement number. Inspect routing diagrams and pulley condition; a new belt is only as effective as the pulleys and tensioner it runs on.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompare your current belt number or length to PN 3889124.\u003c\/li\u003e\n  \u003cli\u003eCheck pulleys and tensioner for corrosion, grooving or play before installation.\u003c\/li\u003e\n  \u003cli\u003eConfirm that 3889124 is the superseding part for your older part numbers like 3817287.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to install this OEM Volvo Penta belt?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for anyone familiar with accessory-belt replacement: release tension, route the belt per the diagram, then reapply proper tension. If you’re unsure, a mechanic or certified marine technician can fit it quickly and verify tension and pulley alignment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRequires basic hand tools; tensioner or adjustment bolt access needed.\u003c\/li\u003e\n  \u003cli\u003eFollow manufacturer routing and torque specs where applicable.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation recommended if access is limited or pulleys show wear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Boat owners, marine technicians and fleet maintainers who run Volvo Penta gasoline 4.3L to 5.7L engine families and need a genuine OEM replacement belt. Ideal for scheduled maintenance, repower projects or restoring correct accessory drive function, this belt suits anyone seeking a reliable, factory-spec part with clear cross-reference to the superseded number.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSKU: 3889124\u003c\/li\u003e\n  \u003cli\u003eSold each (single belt)\u003c\/li\u003e\n  \u003cli\u003ePlease verify your own fitment before ordering\u003c\/li\u003e\n  \u003cli\u003eSuperseded from: 3817287\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is part 3889124 an OEM Volvo Penta belt?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Part 3889124 is a genuine Volvo Penta serpentine belt specified as an OEM replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does 3889124 replace part 3817287?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. PN 3889124 supersedes 3817287; confirm fitment with your engine code before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Volvo Penta","offers":[{"title":"Default Title","offer_id":48084030685342,"sku":"B007I8XFL8","price":94.94,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/volvo-penta-belt-front-packaging.jpg?v=1785844113","url":"https:\/\/northtrailauto.ca\/products\/volvo-penta-serpentine-drive-belt-3889124-direct-fit-oem-replacement-for-4-3-5-7l-engines-supersedes-3817287","provider":"North Trail Auto","version":"1.0","type":"link"}