Description
Hypoid gear oils demand formulations engineered for extreme pressure and shear—PennGrade 75W90 delivers precisely that with a synthetic blend designed to protect differentials and transmissions under sustained high-load conditions. Whether you’re running a street-driven performance build or subjecting your drivetrain to track abuse, this oil’s zinc and phosphorus chemistry provides the film strength needed to prevent gear scuffing and wear. This case of twelve quarts ensures you have adequate supply for initial fills, top-ups, and future maintenance intervals.
- 75W90 viscosity grade
- Hypoid gear oil
- Synthetic blend formulation
- Enhanced zinc/phosphorus additives
- High film strength protection
- Anti-foaming properties
- Heat stable to extreme temperatures
- Detergent/dispersant chemistry
- 1 quart bottles
- Case of 12 quarts
- Manufacturer MPN 77666






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