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The Finest of the Fine Since 1879

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WOLF'S HEAD HDX All-Purpose Gear Lube GL-5 Oils are the ultimate gear oil system meeting all OEM performance targets and provides maximum protection for all gear sets as well as helping to improve fuel economy while promoting longer gear life. Wolf's Head GL-5 gear oils are high quality mineral base oil product coupled with a robust additive system to give you reduced friction, fuel savings, better low temperature start-up protection and long life. This high performance gear oil 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: Dana Corp. (including Eaton Axles); General Electric D 50E9C; (P&H) 474; Mack Truck GO-J; ArvinMeritor (including former Rockwell axels) and Rockwell International 0-76-E.


WOLF'S HEAD HDX All-Purpose GL-5 Lubricants are the most price/performance competitive system used in the industry; it satisfies the basic rear axle performance needs of various final drive builders. If you are looking for a Min/Max product, you have found it - Maximum gear oil protection at Minimum cost.


HI-Performance HDX All-Purpose Gear Lube is available in the following grades: 80W-90


HDX GL-5 85W-140