This premium quality petroleum based hypoid gear lubricant is formulated specifically for Harley-Davidson® big-twin transmissions and is highly recommended for aftermarket v-twin gearboxes, as well. S&S Heavy Duty Gear Oil reduces drag, friction losses, wear, and extends gear life. In addition, it prevents rust, corrosion, oxidation, foaming, and gear pitting. A.P.I. GL-5 rated.
More information about our line of lubricants, click here.