{"product_id":"differential-seal-kit-yamaha-front-yxr-450-rhino-yfm-450-kodiak-grizzly-yfm-660","title":"Front Differential Seal Kit Yamaha Fits YXR 450 Rhino 04 05 06 YFM 450 Kodiak 03 04 05 06 YFM 660 Grizzly 02 07","description":"\u003cdiv\u003e\n\u003cp\u003eThis front differential seal kit for Yamaha ATV front diffs is the complete service solution for models including the YXR450 Rhino, YFM450 Kodiak\/Grizzly, and YFM660 Grizzly. It delivers a precise aftermarket replacement that restores sealing integrity and helps prevent gear oil leaks, keeping the drivetrain tubed up and ready for rugged trails or farm work. Built to drop into standard front-diff housings without modification, it supports consistent power delivery to the wheels when you need it most.\u003c\/p\u003e\n\u003cp\u003eDesigned for real-world wear-and-tear, this kit targets the common failure points that plague front differentials: degraded seals, worn bearings, and mis-sealed pinion interfaces that lead to leaks and contaminants entering the gear area. The included components are selected to deliver long-lasting performance in dirty, wet, and dusty environments, making it a reliable choice for both trail riders and heavy-duty field work. It’s a true all-in-one solution that reduces downtime and simplifies maintenance, so you can get back on the move quickly.\u003c\/p\u003e\n\u003ch3\u003eComprehensive Vehicle Fitment\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eModels \/ Series\u003c\/th\u003e\n\u003cth\u003eYears \/ Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYXR450 Rhino\u003c\/td\u003e\n\u003ctd\u003e2004–2009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFM450 Kodiak\u003c\/td\u003e\n\u003ctd\u003e2003–2006\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFM450 Grizzly\u003c\/td\u003e\n\u003ctd\u003e2007–2014 (EPS variants included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFM660 Grizzly\u003c\/td\u003e\n\u003ctd\u003e2002–2007\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Reference Part Numbers\u003c\/td\u003e\n\u003ctd\u003eMultiple Yamaha OEM references vary by model; consult the Yamaha parts catalog for exact numbers per model.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eFront Differential Bearing \u0026amp; Seal Kit (Bearing + Seal Kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAftermarket Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eFront differential service kit for Yamaha YXR450 Rhino, YFM450 Kodiak, YFM450 Grizzly, and YFM660 Grizzly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeal Material\u003c\/td\u003e\n\u003ctd\u003eSeals use nitrile rubber (NBR) for oil resistance and durability\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Components\u003c\/td\u003e\n\u003ctd\u003eBearings, seals, O-rings; may include a pinion repair sleeve depending on the kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNotes\u003c\/td\u003e\n\u003ctd\u003eDesigned as a direct-fit replacement to restore leakage prevention and smooth operation in front diffs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eOEM \u0026amp; Aftermarket Cross-Reference Information\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"width: 19.8556%;\"\u003ePart Number\u003c\/th\u003e\n\u003cth style=\"width: 21.29%;\"\u003eBrand \/ Type\u003c\/th\u003e\n\u003cth style=\"width: 58.1324%;\"\u003eCross-Reference Notes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.8556%;\"\u003e25-2044\u003c\/td\u003e\n\u003ctd style=\"width: 21.29%;\"\u003eAll Balls Racing\u003c\/td\u003e\n\u003ctd style=\"width: 58.1324%;\"\u003eFront Differential Bearing \u0026amp; Seal Kit for Yamaha YXR450F Rhino and YFM660FG Grizzly; includes a pinion repair sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.8556%;\"\u003eWP-25-2044-5\u003c\/td\u003e\n\u003ctd style=\"width: 21.29%;\"\u003eAll Balls Racing (retailer SKU)\u003c\/td\u003e\n\u003ctd style=\"width: 58.1324%;\"\u003eAnother retailer variant of the same kit; cross-reference to 25-2044 family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.8556%;\"\u003e12050122\u003c\/td\u003e\n\u003ctd style=\"width: 21.29%;\"\u003eMoose Offroad\u003c\/td\u003e\n\u003ctd style=\"width: 58.1324%;\"\u003eFront Differential Bearing\/Seal Kit – Yamaha; widely used on YXR450F Rhino and YFM660FG Grizzly applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 19.8556%;\"\u003e12050390\u003c\/td\u003e\n\u003ctd style=\"width: 21.29%;\"\u003eEPI\u003c\/td\u003e\n\u003ctd style=\"width: 58.1324%;\"\u003eFront Differential Bearing \/ Seal Kit; compatible with several Yamaha front-diff models in the late-2000s to early-2010s range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eThis kit includes everything needed to refresh the front differential assembly on your Yamaha ATV:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBearings\u003c\/b\u003e for the differential shafts\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSeals\u003c\/b\u003e (NBR where specified) to stop oil leaks\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eO-rings\u003c\/b\u003e for reliable sealing at mating surfaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePinion repair sleeve\u003c\/b\u003e (where included by model) to address worn pinions\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAuxiliary gaskets\u003c\/b\u003e and hardware as required by the kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ci\u003eRelated parts like delicate cover seals or fasteners are not included unless listed above.\u003c\/i\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Aftermarket Replacement?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDirect-Fit Compatibility:\u003c\/b\u003e Precision-engineered to drop into Yamaha front-diff housings with minimal customization.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOEM Cross-Reference:\u003c\/b\u003e Multiple OEM references exist; you can cross-check with Yamaha catalogs for exact model-by-model numbers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePremium Materials:\u003c\/b\u003e Seals that resist oil degradation and bearings designed for durability in dusty, wet environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComprehensive Coverage:\u003c\/b\u003e Includes bearings, seals, O-rings, and often a pinion sleeve for complete differential service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePerformance Restoration:\u003c\/b\u003e Restores leak-free operation and proper backlash, preserving traction and front-wheel performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCost-Effective Maintenance:\u003c\/b\u003e One kit replaces multiple worn parts, saving time and avoiding multiple orders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDrain the front-diff oil and remove the differential cover before disassembly.\u003c\/li\u003e\n\u003cli\u003eCarefully remove old seals and bearings, inspecting the housing for wear or grooves that could affect sealing.\u003c\/li\u003e\n\u003cli\u003eClean all mating surfaces thoroughly and lightly oil new seals to ease installation and seating.\u003c\/li\u003e\n\u003cli\u003eInstall seals squarely; ensure the bearing surfaces are clean and free of debris before pressing in new bearings.\u003c\/li\u003e\n\u003cli\u003eIf the kit includes a pinion repair sleeve, install it per kit instructions and confirm proper pinion alignment.\u003c\/li\u003e\n\u003cli\u003eRefill with manufacturer-recommended gear oil and torque front-diff bolts to spec from the service manual.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Upgrade?\u003c\/h3\u003e\n\u003cp\u003eRunning a worn-out front-differential seal kit invites oil leaks, dirt ingress, and accelerated wear on gears and bearings, which can compromise steering, traction, and overall reliability. This aftermarket replacement restores sealing performance and component integrity, helping your ATV perform consistently in demanding trail and farm conditions.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ATV City","offers":[{"title":"Default Title","offer_id":57319310262646,"sku":"525.2044.5","price":16.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0302\/0406\/files\/image_2026-03-03_164907229.png?v=1774886170","url":"https:\/\/dgtagri.co.uk\/products\/differential-seal-kit-yamaha-front-yxr-450-rhino-yfm-450-kodiak-grizzly-yfm-660","provider":"DGT Agri","version":"1.0","type":"link"}