Our Full Synthetic GL-5 75w80 is formulated with limited-slip additives eliminating the need for the addition of aftermarket add-ons. It is the ultimate gear oil providing maximum protection for all gear sets as well as helping to improve fuel economy while promoting longer gear life. This formulation is rated MT-1 and is excellent for manual transmissions requiring a GL-4 rated Synchromesh additive system.

Our Synthetic GL-5 75w80 is a 100% synthetic base oil product coupled with a robust additive system and improved viscosity modifier. It provides a high viscosity index low pour-point, reduced friction, fuel savings, better low-temperature start-up protection, and longer life than most conventional gear oils.

United Armour Full Synthetic GL-5 75w80 is formulated to meet the requirements of the American Petroleum Institute’s (API) Service Classification GL-5 and MT-1: MIL-PRF-2105E; SAE J-2360.