{"product_id":"maxima-sportster-gear-and-chain-case-oil-gear-and-chain-case-oil-32oz-v-twin-78-99923","title":"Maxima Sportster Gear \u0026 Chain Case Oil - Gear\u0026chain Case OIL 32oz V-Twin","description":"\u003cp\u003eMaxima Sportster Gear \u0026amp; Chain Case Oil is a mineral-based motorcycle gear oil formulated for Harley-Davidson Sportster transmissions and primary chain cases. The shear-stable formula minimizes chain and gear wear while ensuring smooth clutch engagement and extended chain life.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eMineral-based motorcycle gear oil\u003c\/li\u003e\n  \u003cli\u003eFormulated for Sportster transmissions and primary chain cases\u003c\/li\u003e\n  \u003cli\u003eShear-stable formula minimizes chain and gear wear\u003c\/li\u003e\n  \u003cli\u003eOptimizes clutch engagement for smooth shifts\u003c\/li\u003e\n  \u003cli\u003eExtends chain life by reducing stretch and wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Maxima\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 40-03901\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 851211003270\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVolume:\u003c\/strong\u003e 32 oz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.02 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits Harley-Davidson Sportster transmissions and primary chain cases, 1971 and newer. Compatible with V-twin motorcycles using similar transmission and chain case designs.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat's the difference between this and regular engine oil?\u003c\/h3\u003e\n\u003cp\u003eGear oil is thicker and contains additives to protect high-pressure gear teeth and chain drives, whereas engine oil is lighter and designed for engine bearings.\u003c\/p\u003e\n\u003ch3\u003eCan I use this in my 1968 or older Sportster?\u003c\/h3\u003e\n\u003cp\u003eThis oil is formulated for 1971 and newer Sportster transmissions and chain cases. Older models may require different specifications.\u003c\/p\u003e\n\u003ch3\u003eHow often should I change it?\u003c\/h3\u003e\n\u003cp\u003eFollow your motorcycle's service manual — typically every 20,000 miles or annually, whichever comes first.\u003c\/p\u003e\n\u003ch3\u003eWill this work in an Indian motorcycle transmission?\u003c\/h3\u003e\n\u003cp\u003eThis product is designed for Harley Sportster applications. Check your Indian's owner manual or consult a dealer to confirm compatibility with your specific model.\u003c\/p\u003e\n\u003ch3\u003eWhat's included?\u003c\/h3\u003e\n\u003cp\u003eOne 32 oz bottle of Maxima Sportster Gear \u0026amp; Chain Case Oil, ready to pour.\u003c\/p\u003e","brand":"Maxima","offers":[{"title":"Default Title","offer_id":53035360878703,"sku":"78-99923","price":13.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_f631882f-b34a-4a3f-9319-49dd57d444cb.png?v=1779561201","url":"https:\/\/vtwinbikers.com\/products\/maxima-sportster-gear-and-chain-case-oil-gear-and-chain-case-oil-32oz-v-twin-78-99923","provider":"Vtwinbikers","version":"1.0","type":"link"}