SAE 90 EP HEAVY DUTY GEAR OIL PETROFLO SAE 90 EP HEAVY DUTY GEAR OIL is a premium heavy-duty gear oil formulated with extreme pressure (EP) additives for superior protection under severe operating conditions. This oil provides excellent protection for high-load gear applications. FEATURES: • Heavy-duty formulation with EP additives • Superior protection under severe conditions • Excellent high-load protection • SAE 90 viscosity grade • Enhanced wear protection • Extended service life APPLICATIONS: • Heavy-duty automotive differentials • High-load industrial gear systems • Applications requiring SAE 90 viscosity • Systems operating under severe conditions