{"product_id":"inmotion-rb6303-2rs-generator-drive-end-bearing","title":"InMotion RB6303-2RS Generator Drive End Bearing","description":"\u003ch2\u003eGenerator Drive End Bearing for Alternator Repair\u003c\/h2\u003e\u003cp\u003eThe InMotion RB6303-2RS is a sealed ball bearing used as a generator drive end bearing in alternator service work. It is built for smooth rotation, reduced friction, and stable operation in a wide range of automotive and industrial applications.\u003c\/p\u003e\u003cp\u003eWith a round, single-row design and sealed construction, this bearing is suited for alternator rebuilds where consistent performance and durability matter. The RB6303-2RS is a practical replacement choice for many Mitsubishi, Hitachi, Nippondenso, Bosch, and Mazda alternator applications across Acura, Honda, Toyota, Nissan, Lexus, and more.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePart number: RB6303-2RS\u003c\/li\u003e\n\u003cli\u003eType: ball bearing\u003c\/li\u003e\n\u003cli\u003eSealed: yes\u003c\/li\u003e\n\u003cli\u003eRow quantity: 1\u003c\/li\u003e\n\u003cli\u003eRound bearing design\u003c\/li\u003e\n\u003cli\u003eInside diameter: 0.669 in\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 1.85 in\u003c\/li\u003e\n\u003cli\u003eWidth: 0.551 in\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eInMotion RB6303-2RS is a generator drive end bearing engineered for alternator repair and rebuild applications. Its sealed, single-row ball bearing construction helps maintain smooth shaft rotation while limiting contamination exposure in demanding underhood environments. The compact dimensions make it suitable for alternator assemblies used in many import and domestic vehicles, including Honda Civic, Acura MDX, Toyota Sienna, and Nissan Altima applications listed in the fitment data.\u003c\/p\u003e\u003cp\u003eThis part cross-references common alternator bearing applications used in Mitsubishi and Hitachi units for the same service position. The RB6303-2RS is a direct-fit service component for technicians replacing worn alternator bearings during charging-system repair.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAlternator bearing noise or growling\u003c\/li\u003e\n\u003cli\u003eRough or uneven alternator shaft rotation\u003c\/li\u003e\n\u003cli\u003eExcess friction inside the generator drive end\u003c\/li\u003e\n\u003cli\u003eCharging-system vibration caused by bearing wear\u003c\/li\u003e\n\u003cli\u003ePremature alternator rebuild failure from contaminated bearings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify alternator manufacturer, amperage rating, and bearing dimensions before installation. This bearing is listed for specific Mitsubishi, Hitachi, Nippondenso, Bosch, and Mazda alternator applications, so match the unit type to the vehicle fitment. Press-fit installation should be performed with proper bearing tools to avoid damage to the seal or race surfaces.\u003c\/p\u003e\u003cp\u003eCompatible With 1973-2018 Honda Civic, 1984-2018 Honda Accord, 2001-2018 Acura MDX, and many other listed Acura, Honda, Toyota, Nissan, Lexus, Mazda, INFINITI, BMW, Mercedes-Benz, and Volvo applications with the specified alternator types.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eBuilt from high-quality materials for consistent alternator service performance, the RB6303-2RS is intended for long-term use in automotive charging-system repair. Its sealed design supports cleaner operation in service environments where bearing contamination is a concern.\u003c\/p\u003e","brand":"InMotion","offers":[{"title":"Default Title","offer_id":52404423655605,"sku":"HKKS-RB6303-2RS","price":8.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/WJ_RB63032RS_Generic.jpg?v=1777766227","url":"https:\/\/www.partcatalog.com\/products\/inmotion-rb6303-2rs-generator-drive-end-bearing","provider":"PartCatalog","version":"1.0","type":"link"}