{"product_id":"amsoil-75w-90-long-life-synthetic-gear-lube-fgrqtc","title":"AMSOIL 75W-90 Long Life 100% Synthetic Gear Lube — 1 Qt, Extended Drain, Differential\/Gearbox | FGRQTC","description":"\u003cp\u003eThe \u003cstrong\u003eAMSOIL 75W-90 Long Life 100% Synthetic Gear Lube\u003c\/strong\u003e is an extended-drain synthetic gear oil engineered for differentials, gearboxes, heavy-duty trucks, commercial vehicles, light trucks, SUVs, motorhomes, off-road equipment, buses, tractors, and related gear-lube applications requiring a \u003cstrong\u003e75W-90\u003c\/strong\u003e synthetic gear lubricant. It is designed to reduce wear, protect gears and bearings under load, help prevent rust and corrosion, improve cold-weather operation, and support longer service intervals.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e75W-90 full synthetic gear lube\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eAMSOIL Long Life product family\u003c\/li\u003e\n\u003cli\u003eProduct code family: \u003cstrong\u003eFGR\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCommon package references include \u003cstrong\u003eFGRQT \/ FGRQT-EA\u003c\/strong\u003e for quart bottle and \u003cstrong\u003eFGR1G \/ FGR1G-EA\u003c\/strong\u003e for gallon jug\u003c\/li\u003e\n\u003cli\u003eEngineered for extended drain intervals up to \u003cstrong\u003e500,000 miles \/ 805,000 km\u003c\/strong\u003e where approved by the equipment manufacturer\u003c\/li\u003e\n\u003cli\u003eProvides high-load gear and bearing protection\u003c\/li\u003e\n\u003cli\u003eShear-stable formula resists viscosity loss\u003c\/li\u003e\n\u003cli\u003eHelps protect against rust and corrosion\u003c\/li\u003e\n\u003cli\u003eSupports better cold-weather shifting compared with conventional gear oils\u003c\/li\u003e\n\u003cli\u003eHelps improve operating efficiency by reducing friction-related energy loss\u003c\/li\u003e\n\u003cli\u003eHelps condition seals and support improved seal life\u003c\/li\u003e\n\u003cli\u003eSuitable for all-season use\u003c\/li\u003e\n\u003cli\u003eRecommended for over-the-road trucks, light-, medium-, and heavy-duty trucks, commercial vehicles, off-road equipment, motorhomes, autos, SUVs, emergency vehicles, buses, delivery\/utility vehicles, and tractors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eApplication Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eUse this gear lube where the equipment manufacturer specifies a \u003cstrong\u003e75W-90 synthetic gear lubricant\u003c\/strong\u003e and the application requirements match the product’s listed specifications. It is commonly used in axle, differential, gearbox, and heavy-duty drivetrain applications where extended-drain synthetic gear oil is suitable.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eFitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eAlways confirm the required viscosity grade, API\/service specification, limited-slip requirements, and drain interval in the vehicle or equipment manual before use. Do not select gear oil by viscosity alone; some marine, automotive, and heavy-duty gear systems require manufacturer-specific lubricants, additives, or approvals.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Product Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace gear lube according to the equipment manufacturer’s service interval, or sooner if the oil is contaminated, milky, burnt-smelling, metal-filled, low, leaking, or exposed to water intrusion. Gear oil service should also be considered if the differential or gearbox becomes noisy, overheats, leaks, or has been opened for repair.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eDrain and refill according to the equipment manufacturer’s service procedure. Clean the fill and drain plug areas before service, inspect magnetic plugs for metal debris, replace sealing washers where required, and fill only to the specified level. For limited-slip differentials, confirm whether additional friction modifier is required before installation.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eRelated AMSOIL package references include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGR\u003c\/strong\u003e — AMSOIL 75W-90 Long Life 100% Synthetic Gear Lube product family\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGRQT \/ FGRQT-EA\u003c\/strong\u003e — quart bottle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGRQT-CA\u003c\/strong\u003e — case of 12 quart bottles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGR1G \/ FGR1G-EA\u003c\/strong\u003e — gallon jug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGR1G-CA\u003c\/strong\u003e — case of 4 gallon jugs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGR05\u003c\/strong\u003e — 5 gallon pail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGR16\u003c\/strong\u003e — 16 gallon keg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGR55\u003c\/strong\u003e — 55 gallon drum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFGR27\u003c\/strong\u003e — 275 gallon tote\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eWith gear lube, the safe match is viscosity plus the required service specification. \u003cstrong\u003e75W-90\u003c\/strong\u003e gets you part of the way there, but confirming the axle, gearbox, or differential requirement first helps avoid noise, chatter, overheating, or premature wear.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"AMS","offers":[{"title":"Default Title","offer_id":43765842706468,"sku":"FGRQTC","price":27.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/FGRQTC.png?v=1773119361","url":"https:\/\/marisolmarine.com\/products\/amsoil-75w-90-long-life-synthetic-gear-lube-fgrqtc","provider":"Marisol Marine Company","version":"1.0","type":"link"}