Mineral gear oil with the latest additive technology for metal-to-metal protection, corrosion resistance and thermal stability. For lubrication of hypoid gears, hub reductions, gearboxes, PTO (Power Take-off) gears, transfer cases and differentials. Highly resistant to oxidative degradation and aging, Fleetguard gear oils do not affect seals. Suitable for API GL-5, MIL-L 2105-D and Mack GO-G specifications.