{"product_id":"vertex-821941-water-pump-rebuild-kit-yamaha-grizzly-rhino-viking-moto-house-mx","title":"Vertex Water Pump Rebuild Kit 821941 — Yamaha Grizzly \/ Rhino \/ Viking 2007-2018","description":"\u003ch1\u003e\u003cstrong\u003eVertex Water Pump Rebuild Kit 821941 — Yamaha Grizzly \/ Rhino \/ Viking 2007-2018\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003ePrevent overheating and keep your machine on the trail with the Moose Offroad Vertex 821941 Water Pump Rebuild Kit. Specifically engineered for rugged 4-stroke Yamaha ATVs and UTVs, this complete service package eliminates the hassle of tracking down individual components. Over time, stock mechanical seals degrade and bearings wear down, leading to coolant leaks or catastrophic water pump failure. Upgrading with this **heavy-duty rebuild kit** ensures your cooling system maintains proper pressure and temperature control during grueling utility work or aggressive trail rides.\u003c\/p\u003e\n\u003cp\u003ePrecision-manufactured to meet or exceed original equipment specifications, each kit utilizes premium-grade components designed to withstand harsh off-road environments. The precision-ground bearings match factory tolerances exactly to minimize shaft vibration, while the high-temperature rubber seals and specialized mechanical water pump seal completely lock out debris while sealing in vital engine coolant. From heavy utility hauling to deep mud navigation, this kit returns your mechanical cooling system to peak operating efficiency.\u003c\/p\u003e\n\u003ch3\u003eTop Features: Vertex Water Pump Rebuild Kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete All-In-One Assembly:\u003c\/strong\u003e Includes every single gasket, O-ring, bearing, and seal required to fully overhaul your factory water pump.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication-Specific Components:\u003c\/strong\u003e Contains precision-fit bearings, robust rubber seals, a specialized mechanical water pump seal, side cover gasket, water pump gasket, snap rings, and copper drain washers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Quality Tolerances:\u003c\/strong\u003e Designed as a direct drop-in replacement that eliminates pressure loss and seals against extreme engine temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Off-Road Construction:\u003c\/strong\u003e Materials are heavily optimized for 4-stroke engines operating in high-vibration and deep-water environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003ePlease review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch2\u003eFitment List\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #e0e0e0; margin-top: 15px; margin-bottom: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f7f7f7;\"\u003e\n\u003cth style=\"border: 1px solid #e0e0e0; padding: 12px; text-align: left; font-weight: bold; color: #333333;\"\u003eYear Range\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #e0e0e0; padding: 12px; text-align: left; font-weight: bold; color: #333333;\"\u003eVehicle Brand\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #e0e0e0; padding: 12px; text-align: left; font-weight: bold; color: #333333;\"\u003eVehicle Model \u0026amp; Sub-Model\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2018\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYXC700 Viking VI EPS Ranch Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2018\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYXM700 Viking EPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2017\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYXC700 Viking VI EPS Hunter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2016\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eViking 700 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2015-2016, 2018\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYXC700 Viking VI EPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2014-2015, 2017-2018\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYXM700 Viking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2013\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYFM450 Grizzly 4x4 Auto EPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2013\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYFM 550 Grizzly 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2013\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYFM 550 Grizzly EPS 4x4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2009-2015\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYFM700 Grizzly FI 4x4 Auto EPS SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2009-2012, 2014\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYFM550 Grizzly FI 4x4 Auto EPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2009-2012, 2014\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYFM550 Grizzly FI 4x4 Auto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2008-2013\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYXR700F Rhino 700 FI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2008-2012, 2014-2015\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYFM700 Grizzly FI 4x4 Auto EPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003e2007-2015\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #e0e0e0; padding: 10px; color: #555555;\"\u003eYFM700 Grizzly FI 4x4 Auto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit include the mechanical water pump shaft seal?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it includes the essential mechanical water pump seal alongside the required oil seals, rubber o-rings, bearings, and gaskets to complete the entire rebuild process flawlessly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know if my Yamaha Grizzly or Rhino water pump needs a rebuild?\u003c\/strong\u003e\u003cbr\u003eA: Keep a close eye on the weep hole beneath the water pump housing. If you notice engine coolant or oil dripping from this hole, your internal seals have failed and require immediate replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are special press tools required to seat the mechanical seal?\u003c\/strong\u003e\u003cbr\u003eA: While a dedicated mechanical seal driver or a hydraulic press makes seating the bearing and mechanical seal easier, standard clean drivers or sockets that match the outer race can be used carefully to avoid cracking the carbon face.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Pro-Tip:\u003c\/strong\u003e When pressing the new mechanical seal into your Yamaha engine casing, never apply force directly to the inner spring or the central carbon ring face. Only apply pressure around the outside metal flange of the seal housing. Be sure to clean the water pump shaft completely of any old rust or scaling with fine emery cloth, and apply a light coat of fresh engine oil to the inner rubber lips before sliding the assembly home to protect the new components from tearing on startup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended Pairings:\u003c\/strong\u003e\u003cbr\u003eo \u003ca href=\"https:\/\/motohousemx.com\/collections\/2-stroke-performance-quads-atv\"\u003eAll Quads\/ATV Performance Parts \u0026amp; Upgrades\u003c\/a\u003e\u003cbr\u003eo \u003ca href=\"https:\/\/motohousemx.com\/collections\/yamaha-4-stroke-dirt-bikes-performance-parts-accessories-moto-house-mx\"\u003eYamaha 4-Stroke Performance Parts\u003c\/a\u003e\u003cbr\u003eo \u003ca href=\"https:\/\/motohousemx.com\/collections\/premium-motorcycle-chemicals-brake-fluid-bike-wash-coolant-chain-lubes\"\u003ePremium Engine Chemicals \u0026amp; Coolants\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eAt Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. Every order ships fast from our Central Florida location.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eMoto-House MX – Choice of Champions\u003c\/strong\u003e – Clermont \/ Montverde, FL. Central Florida's premier powersports source with lightning-fast worldwide shipping.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MOOSE OFFROAD","offers":[{"title":"Default Title","offer_id":45717190312019,"sku":"821941","price":63.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/75c9-5de7e94b87cf3.jpg?v=1781837401","url":"https:\/\/motohousemx.com\/products\/vertex-821941-water-pump-rebuild-kit-yamaha-grizzly-rhino-viking-moto-house-mx","provider":"Moto-House MX","version":"1.0","type":"link"}