{"product_id":"yamaha-marine-lower-unit-gear-lube-hd-gallon-heavy-duty-synthetic-blend-high-viscosity-protection","title":"YAMAHA Marine Lower Unit Gear Lube HD Gallon — Heavy‑Duty Synthetic Blend, High Viscosity Protection","description":"\u003cp\u003e\u003cstrong\u003eYamalube ACC-GLUBE-HD-GL Marine Lower Unit Gear Lube HD (Gallon) is a heavy‑duty synthetic blend gear oil formulated to protect and lubricate outboard lower units under marine conditions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned by YAMAHA for saltwater and freshwater use, this one‑gallon container supplies high‑viscosity protection for bearings, gears, and seals in lower unit gearboxes. It delivers reliable lubrication in a product sized for owners, marinas, and service shops who need a durable, OEM‑compatible oil to maintain shifting performance and reduce wear in demanding marine environments.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this gear lube protect lower unit components?\u003c\/h3\u003e\n\u003cp\u003eThe formula resists shearing and maintains film strength under heavy loads, helping prevent metal‑to‑metal contact on gears and shafts. Additives reduce wear, control oxidation, and help preserve seal condition to minimize leaks over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh viscosity for stable film under load\u003c\/li\u003e\n  \u003cli\u003eAnti‑wear additives to protect gear teeth and bearings\u003c\/li\u003e\n  \u003cli\u003eOxidation inhibitors to extend oil life in hot conditions\u003c\/li\u003e\n  \u003cli\u003eSeal conditioners to help limit leaks and swelling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should I use this specific Yamalube product?\u003c\/h3\u003e\n\u003cp\u003eUse this gear lube when performing lower unit service, after water intrusion, or whenever your owner’s manual specifies a heavy‑duty marine gear oil. It's ideal for routine drain\/refill maintenance and after prolonged high‑load or high‑RPM operation when lubricant performance is critical.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRoutine lower unit oil changes per OEM schedule\u003c\/li\u003e\n  \u003cli\u003ePost‑flood or water‑intrusion flush and refill\u003c\/li\u003e\n  \u003cli\u003eBefore extended cruising or heavy towing sessions\u003c\/li\u003e\n  \u003cli\u003eWhen operating in saltwater or warm climates\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply the Yamalube lower unit gear lube?\u003c\/h3\u003e\n\u003cp\u003eDrain the old lubricant from the lower unit, inspect for metal particles or water, then refill with the specified capacity noted in your outboard manual. Proper torque and fittings for the drain and fill plugs, plus wiping the area clean, help ensure a leak‑free seal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDrain lower unit completely and inspect for contaminants\u003c\/li\u003e\n  \u003cli\u003eUse a pump or gear lube syringe to refill to the correct level\u003c\/li\u003e\n  \u003cli\u003eReplace drain\/fill plug gaskets and torque to spec\u003c\/li\u003e\n  \u003cli\u003eDispose of used oil responsibly at an approved facility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat benefits does buying the one‑gallon size offer?\u003c\/h3\u003e\n\u003cp\u003eThe gallon volume is cost‑effective for frequent maintenance, multiple boats, or service shops. It reduces packaging waste versus multiple small bottles and ensures you have enough oil on hand for full lower unit services and top‑offs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMore service cycles per purchase for lower overall cost\u003c\/li\u003e\n  \u003cli\u003eConvenient for marinas and mechanics stocking supplies\u003c\/li\u003e\n  \u003cli\u003eFewer containers to store and less plastic waste\u003c\/li\u003e\n  \u003cli\u003eHandy for extended trips where spare oil may be needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Boaters, mechanics, and marina operators who use YAMAHA outboards or need an OEM‑compatible marine gear oil will benefit from this heavy‑duty gallon of Yamalube. It’s appropriate for anyone performing routine lower unit maintenance, troubleshooting water intrusion, or preparing vessels for heavy use in saltwater or freshwater environments. Choose this product when you want dependable protection, OEM alignment, and a supply size suited for recurring service needs.\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 Yamalube compatible with all outboard gearboxes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It’s formulated for most marine lower units; always confirm compatibility with your outboard manufacturer’s oil spec before use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change lower unit gear lube?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Change per your owner’s manual or after water intrusion; many recommend at least once per season or every 100 hours.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"YAMAHA","offers":[{"title":"Default Title","offer_id":48080902291614,"sku":"B07QF17XGF","price":80.14,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/yamalube-gallon-front-label.jpg?v=1785791924","url":"https:\/\/northtrailauto.ca\/products\/yamaha-marine-lower-unit-gear-lube-hd-gallon-heavy-duty-synthetic-blend-high-viscosity-protection","provider":"North Trail Auto","version":"1.0","type":"link"}