{"product_id":"290935736-rotary-shaft-gear-for-sea-doo-sportster-1800-720-1998-1999","title":"290935736 Rotary Shaft Gear for Sea-Doo Sportster 1800 720 1998-1999","description":"\u003ch2\u003eRotary Shaft Gear for Sea-Doo Sportster 1800 720\u003c\/h2\u003e\u003cp\u003eThis rotary shaft gear is a replacement driveline component that transfers rotational power inside the jet pump assembly, and it is referenced under OEM part number 290935736.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis rotary shaft gear is built to fit the Sea-Doo Sportster 1800 720 driveline and serves as a direct replacement for a worn or damaged gear. The rotary shaft gear restores reliable power transfer through the pump so the impeller spins true at speed. It is intended for Sea-Doo owners handling their own jet boat maintenance and rebuilds.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOEM cross-reference 290935736 for straightforward part matching\u003c\/li\u003e\n\u003cli\u003eMachined gear teeth designed for consistent load transfer\u003c\/li\u003e\n\u003cli\u003eFits the rotary shaft position in the jet pump assembly\u003c\/li\u003e\n\u003cli\u003eSuits 720 engine driveline applications\u003c\/li\u003e\n\u003cli\u003eConstruction aimed at marine duty in wet conditions\u003c\/li\u003e\n\u003cli\u003eDirect replacement fit for the listed Sportster 1800 application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Sea-Doo Sportster 1800 720, 1998-1999\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eJet pump driveline rebuilds and gear refresh\u003c\/li\u003e\n\u003cli\u003eRestoring power transfer after gear wear or chipping\u003c\/li\u003e\n\u003cli\u003ePropulsion repairs done in home garages or marine shops\u003c\/li\u003e\n\u003cli\u003eSeasonal maintenance on Sea-Doo Sportster jet boats\u003c\/li\u003e\n\u003cli\u003eReplacing a noisy or slipping rotary shaft gear before it damages the shaft\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e290935736\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRotary shaft gear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJet pump driveline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e720\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Fit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSea-Doo Sportster 1800\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1998-1999\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this gear come as a single unit? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this listing is for the rotary shaft gear described under the part number 290935736. Inspect the mating shaft and gear surfaces at the same time so worn parts are replaced together.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know it fits my pump? \u003cstrong\u003eA:\u003c\/strong\u003e Match the OEM number on your existing gear along with your model and year before ordering. Fit can depend on your specific pump revision.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51060170850390,"sku":"OO1C01673","price":79.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_0b6cd54f-5622-4625-a69a-c445bdf4a129.jpg?v=1794306744","url":"https:\/\/www.solidspare.com\/products\/290935736-rotary-shaft-gear-for-sea-doo-sportster-1800-720-1998-1999","provider":"Solid Spare","version":"1.0","type":"link"}