{"product_id":"acdelco-rear-axle-lubricant-32-oz-oem-gm-10-4091-19300457-stable-viscosity-wear-protection","title":"ACDelco Rear Axle Lubricant 32 oz — OEM GM 10-4091 (19300457), stable viscosity \u0026 wear protection","description":"\u003cp\u003e\u003cstrong\u003eACDelco GM Original Equipment 10-4091 is a 32 oz rear axle lubricant formulated to meet GM specifications for dependable gear protection and smooth differential performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned and tested to the strict standards of General Motors, this ACDelco rear axle lubricant delivers a ready-to-use 32-ounce bottle of OEM-grade fluid for rear differentials and axle assemblies. Packaged for easy handling and marked with model number 10-4091 (19300457), the product is made in the United States and intended as a direct-replacement maintenance fluid for compatible GM vehicles and many other applications that call for the specified rear axle lubricant performance.\u003c\/p\u003e\n\n\u003ch3\u003eWhat does this lubricant do for my rear axle?\u003c\/h3\u003e\n\u003cp\u003eThis product provides a formulated film between metal components in the differential and axle gears to reduce friction and support long-term operation. It’s engineered to maintain consistent viscosity under load and protect internal components during normal driving conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOEM-formulated for GM gear and bearing compatibility\u003c\/li\u003e\n  \u003cli\u003eStable viscosity for reliable gear mesh and quiet operation\u003c\/li\u003e\n  \u003cli\u003eContains additives to help resist wear and corrosion\u003c\/li\u003e\n  \u003cli\u003eSold in a convenient 32 oz bottle for maintenance and top-ups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the 32 oz bottle for a rear axle service?\u003c\/h3\u003e\n\u003cp\u003eThe bottle is sized for refill or top-up of many rear differentials; always consult your vehicle’s service manual for the correct fluid capacity and fill procedure. Use proper safety practices, drain old fluid, replace drain and fill plugs as needed, then add until the recommended level is reached.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck vehicle manual for required capacity and fluid spec\u003c\/li\u003e\n  \u003cli\u003eWarm vehicle slightly to help old fluid drain cleanly\u003c\/li\u003e\n  \u003cli\u003eUse a pump or funnel for clean transfer into the fill port\u003c\/li\u003e\n  \u003cli\u003eDispose of used fluid according to local regulations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and differentials is this compatible with?\u003c\/h3\u003e\n\u003cp\u003eACDelco labels this as GM Original Equipment specification 10-4091 (19300457), making it appropriate for many GM rear axle applications that call for the same specification. It may also be suitable for other makes if their service specification matches; always verify cross-reference information before use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect fit for GM models specifying the 10-4091\/19300457 spec\u003c\/li\u003e\n  \u003cli\u003eUseful for classic and modern GM differentials when spec matches\u003c\/li\u003e\n  \u003cli\u003eCheck owner’s manual or parts catalog for cross-reference guidance\u003c\/li\u003e\n  \u003cli\u003eMade in the United States to GM-tested quality standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does packaging and labeling help in workshop use?\u003c\/h3\u003e\n\u003cp\u003eThe 32 oz bottle offers a compact solution for on-vehicle topping or small-capacity differentials, and the product labeling includes model numbers and origin details for easy inventory and audit. The package dimensions and weight are suitable for storage and shelf organization in service bays and home garages.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompact 9\" x 4.4\" x 2.5\" bottle dimensions for convenient storage\u003c\/li\u003e\n  \u003cli\u003eClear model number (10-4091) and GM OEM reference (19300457)\u003c\/li\u003e\n  \u003cli\u003eItem package weight listed for shipping and inventory planning\u003c\/li\u003e\n  \u003cli\u003eManufactured in the United States for traceability and compliance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This 32 oz ACDelco GM Original Equipment rear axle lubricant is aimed at professional technicians, independent repair shops, fleet maintenance teams, and do-it-yourself vehicle owners who require a GM-specified fluid for rear differentials. If your vehicle’s service schedule or parts manual calls for the 10-4091\/19300457 specification, this ready-to-use bottle delivers an OEM-grade option for topping, small-capacity servicing, or keeping a workshop supply on hand.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this ACDelco rear axle lubricant OEM compatible?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it’s GM Original Equipment spec 10-4091 (19300457) formulated to meet GM requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much fluid is in the bottle and is it ready to use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The bottle contains 32 ounces and is a ready-to-use rear axle lubricant for top-ups and small services.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ACDelco","offers":[{"title":"Default Title","offer_id":48084345454750,"sku":"B06Y5JNFJ9","price":32.2,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/acdelco-rear-axle-lubricant-front-packaging.jpg?v=1785851035","url":"https:\/\/northtrailauto.ca\/products\/acdelco-rear-axle-lubricant-32-oz-oem-gm-10-4091-19300457-stable-viscosity-wear-protection","provider":"North Trail Auto","version":"1.0","type":"link"}